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Τρίτη 14 Μαΐου 2019

Police and Criminal Psychology

The Eyes Really Do Have It: Attribution of Character in the Eyes of Killers

Abstract

"The eyes are the window of the soul" is a staple cliché in many cultures, but is there any truth to this concept, of any potential importance in the forensic realm? The present study addressed this question in two experiments. It was shown that observation of the eyes and ocular regions of normal control individuals, and of serial killers, enabled average respondents to distinguish these individuals clearly in terms of trustworthiness, likability, and general "goodness." In both experiments, and based on nothing but this observation, serial killers were consistently rated lower on all three indices. No sex or individual differences were observed in this pattern of results. These findings are consistent with current evolutionary and cognitive theory, and may highlight the importance of the perception of defendants by witnesses and jurors in criminal proceedings.



An Interview Study of the Experiences of Police Officers in Regard to Psychological Contract and Wellbeing

Abstract

In this paper, it is argued that the psychological contract (PC) could provide rich insights into the understanding of employee and employer relations within the police and the stress and wellbeing of officers. Eighteen semi-structured interviews were conducted with active, full-time police officers and these were analysed using framework analysis. More than 100 base-units of meaning were identified which were categorised into six main themes namely 'Motivation', 'Mutual obligations', 'Stressors', 'Negative consequences', 'Mediators' and 'Positive impact of the job'. From the interviews, it was apparent that some officers are experiencing PC breach and that this was having a negative impact on their wellbeing. These findings are considered and avenues for improving the situation are discussed.



An Examination of Mock Jurors' Judgments in Familiar Identification Cases

Abstract

The present studies examined jurors' perceptions of "familiar" identifications—that is, identifications where an eyewitness espouses prior exposure to the perpetrator. In two studies, undergraduate mock jurors (total N = 760) read a criminal case vignette that manipulated whether the eyewitness claimed to have prior exposure to the perpetrator (and how much). Study 1 additionally manipulated the eyewitness' subsequent lineup identification confidence level, finding that confidence (but not familiarity) increased participants' beliefs in guilt and identification accuracy. Study 2 employed a stronger familiarity manipulation while additionally manipulating how long before the crime the prior exposure occurred and the viewing conditions during the crime. Results indicated that this stronger familiar identification was perceived as more accurate and indicative of guilt than the stranger identification, but only in cases of minimal prior exposure. And while viewing conditions independently affected legal judgments, it rarely moderated these familiarity effects. Theoretical and applied implications are discussed.



Memory for Cars Among a Female Population: Is the Cognitive Interview Beneficial in Reducing Stereotype Threat?

Abstract

The first aim of the present study was to assess the effect of stereotype threat on recall of a visual event involving cars by female witnesses. It was expected that stereotyped women (by the interviewer) would provide a poorer description of the cars involved than non-stereotyped women. The second aim was to test if a modified cognitive interview (MCI) could reduce this negative effect. We expected that MCI reduce the harmful effect of stereotype threat on women's recall in comparison with a control interview (CI). Sixty-nine women watched a videotape of a criminal event involving cars. Two days later, they had to recall the to-be-remembered event and were given either a neutral or a threatening (= stereotyping) instruction. They were then interviewed using a CI or an MCI. Results showed that threatened women were less accurate and made more errors and confabulations than non-threatened women. They also produced more incorrect details about the cars involved. Moreover, the MCI elicited more correct details but without impairing accuracy for both threatened and non-threatened women. Our study supports the existing evidence that women's testimony may be affected by the social context and highlights the need to use the MCI during judicial interviews.



Exploring the Validity of Behavioral Cues Predictive of Physically Resisting Arrest

Abstract

Police officers are sometimes trained that certain behavioral cues predict impending violent behavior. Additionally, surveys revealed many hold perceptions that these behavioral predictors of violence are valid, yet empirical evidence of validity is sparse and contradictory. The present study used frame-by-frame analysis of videotaped police arrest encounters to explore the validity of nine behavioral cues in predicting whether the arrestee violently resisted arrest. The results revealed that four of the nine behaviors were predictive of violence, yet notable variation occurred across racial groups. The validity of the remaining behavioral cues remains equivocal at this time.



Predictors of Mental Health Stigma among Police Officers: the Role of Trauma and PTSD

Abstract

Police officers are both at risk of exposure to trauma and experiencing PTSD and are more likely to come into contact with people with mental illness than community members. As a result, the extent and predictors of mental health stigma is an issue of concern among police officers; however, little prior research on stigma has focused on police officers. The present study examined the predictors of mental health stigma among police officers, including the experience of trauma and PTSD symptoms. Active duty police officers (N = 296) were recruited through an online survey and completed measures of trauma exposure, PTSD symptoms, and a number of dimensions of stigma (negative stereotypes, attributions, intended behavior, and attitudes toward seeking help). Findings supported that police officers experience high rates of trauma exposure and higher rates of current PTSD than the general population. Endorsement of negative stereotypes about people with mental illness was higher among police officers than the general population. Contrary to what was expected, officers meeting criteria for current PTSD endorsed more stigma about mental illness, even when controlling for common demographic predictors of stigma, including gender and knowing someone with a mental illness. Findings have important implications for the training of police officers regarding mental illness.



Challenges for Police Leadership: Identity, Experience, Legitimacy and Direct Entry

Abstract

The police service in England and Wales has developed a new approach to police leadership where individuals from outside of the police service can now enter directly to leadership ranks. Previous research identified that officers place great value on being led by someone who has experience of being a police officer. Adopting a social identity perspective, the current paper reports on quantitative and qualitative data about police officer views on direct entry and existing police leadership captured as part of a wider national survey (N = 12,549) of police officers in England and Wales. The paper identifies the importance that shared identity and credibility play in police follower/leadership relationships. It argues that direct-entry police leaders face credibility issues linked to their lack of shared police identity but also that serving officers perceive existing leaders to be poor because they believe they have forgotten what it is like to be a police officer. This paper develops a new theoretical and empirical approach to police leadership utilizing social and organizational psychology theory and research. The paper suggests that if police leaders understand police identity, then they can create propitious conditions within which police officers will follow their leaders.



Effectiveness of Emotional Fitness Training in Police

Abstract

This paper reports the effectiveness of Emotional Fitness Training launched by the Hong Kong Police Force (HKPF) in enhancing four aspects of emotional fitness in police officers, namely resilience, positive emotions, cognitive flexibility, and emotional well-being. The Emotional Fitness Training workshops evaluated were conducted in three phases. Phase 1 workshops were offered to junior police officers and frontline commanders for voluntary participation. Phase 2 workshops were offered to supervisory staff with train-the-trainer purposes. Phase 3 workshops were also offered to supervisory staff, but as a regular training-day activity to let the staff learn to deliver training packages. A total of 300 respondents participated in the program evaluation exercises, and these were assessed before the workshop (pretest), immediately after the workshop (posttest), and 10 weeks after the workshop took place (10 weeks posttest). Most of the seven measures registered statistically significant improvements compared to pretest in all three training phases. We noted varying effectiveness in the three phases of training that could be attributed to the amount of out-of-class practice engaged in by the participants. We measured professional pride and organizational commitment 1 year after the workshop and found that workshop participants reported greater pride and commitment compared with nonparticipants of the same rank. Among workshop participants, those with better emotional fitness also reported greater pride and commitment. The findings provide strong evidence supporting the effectiveness of emotional fitness training to enhance resilience, positive emotions, cognitive flexibility, and emotional well-being, and more importantly, they strengthen professional pride and organizational commitment even 1 year after training.



Secondary Traumatic Stress: Prevalence and Symptomology Amongst Detective Officers Investigating Child Protection Cases

Abstract

It has been increasingly recognised that individuals exposed to the trauma of others within their professional roles can be affected by secondary traumatic stress (STS). Despite this recognition, there is a dearth of literature examining the prevalence of secondary traumatic stress amongst police officers in the UK. This study aims to meet this gap. Sixty-three Detective Officers from Family Protection Units (FPU(s)), primarily engaged in child protection/abuse investigations, self-reported their experiences and symptoms associated with STS through a questionnaire. Findings indicate that over half of the respondents experienced STS symptoms with 11% reporting levels of symptoms that were in the high or severe range. This study is significant in that it provides empirical evidence of issues that have so far been little documented in the UK and considers the implications for policing policy and practice in terms of the health and well-being of serving police officers.



The Impact of Childhood Abuse on Adult Male Prisoners: a Systematic Review

Abstract

Childhood abuse has been associated with a broad range of adverse cognitive, emotional, behavioural and social outcomes. Research specific to adult male prisoners indicates an association between childhood abuse experiences and crime recidivism, mental health issues, substance abuse and interpersonal difficulties. The purpose of this review was to conduct a systematic investigation of databases, using predetermined search strategies and key terms, in order to collate and describe the current literature examining the impact childhood abuse has on the functioning of adult males incarcerated for criminal offences. The investigation yielded 217 studies, which, through further analysis, was reduced to a total of 17 peer-reviewed articles. A narrative synthesis summary of findings was subsequently carried out. The findings identified four main themes, revealing the means by which childhood abuse impacts the functioning of adult male prisoners: mental health difficulties, crime and recidivism, substance use and behaviour/personality issues. In addition, less robust themes of revictimisation and adult life functional difficulties were revealed. Lastly, the noteworthy limitations of the collated research and the clinical implications for the findings were discussed.



Functional Foods

Insulin resistance accelerated the clearance of resveratrol: A note of caution

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Zhixia Qiu, Qiuyan Liu, Jiaojiao Yu, Yu Dai, Xiaonan Li, Fang Huang, Ning Li

Abstract

Trans-resveratrol (RES), a well-known polyphenol exerts various health-promoting benefits, including glucose homeostasis maintenance. Here, we have investigated the impact of insulin resistance (IR) on RES disposition. Rats were fed with 10%-fructose-water for 8 weeks for developing IR. The systemic exposure to RES significantly decreased (IR vs normal, AUC0-24h, 1.73, 3.79, 9.27 vs 2.50, 6.12, 12.6 μM∙h, 20, 50, 100 mg/kg, p < 0.05). Tissue exposures to RES and conjugates were significantly decreased. The accumulated amount of RES in urine of IR rats was significantly increased (IR vs normal, 44.1 vs 21.5 μmol). The expression of UDP-glucuronosyltransferases (UGT1a1, 1a6) was significantly up-regulated, whereas that of sulfotransferases (SULT1a1, 1a2, 1a3) was down-regulated in specific tissues. Down-regulation of specific transporters (MRP2, BCRP, OATP1b2, OAT1, OAT3) might alter RES pharmacokinetics. The altered pharmacokinetic behavior of RES was largely attributed to its higher urinary excretion in IR rats. Specific strategies are required for compensating these metabolic alterations.

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Anti-pancreatic-cancer effect of a newly bred cabbage line, Amtak-ssamchae, is mediated by a reduction in regulatory-T-cell recruitment

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Sunggun Kim, Soo Jeong Kim, Eun-Sang Jo, Kicheol Gil, Na-Yeon Kim, Ji Sung Park, Dongbok Park, So-Young Park, Kwang Woo Hwang

Abstract

We aimed to investigate possible anticancer effects of Amtak-ssamchae (a newly bred cabbage line containing more carotenoids) in an in vitro pancreatic-tumor cell model and an in vivo model (Panc02 cells). In an in vitroassay, Amtak-ssamchae significantly reduced the viability of Panc02 cells relative to normal ssamchae. Furthermore, an Amtak-ssamchae extract significantly reduced the tumor size in mice inoculated with Panc02 cells, and this effect was accompanied by changes in the cell population in/near the tumor and spleen. Treatment with the extract of the new cabbage line blocked regulatory-T-cell recruitment, which is known as the main pathological mechanism of action of pancreatic cancer to avoid host immunity. Additionally, Amtak-ssamchae (not the normal line) contained β-carotene (at 27.9 ± 2.1 μg/g). Thus, we suggest that the Amtak-ssamchae extract could be a resource for natural supplements and functional foods for combating pancreatic cancer.

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Enterococcus faecalis milk fermentates display antioxidant properties and inhibitory activity towards key enzymes linked to hypertension and hyperglycaemia

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Ken Graham, Rosemary Rea, Paul Simpson, Helena Stack

Abstract

In this study, Enterococcus faecalis milk fermentates were assayed for total phenolic content, related antioxidant activity and the inhibition of key enzymes linked to hypertension and hyperglycaemia. Of the 25 isolates, milk fermented with E. faecalis DPC5154 had the highest level of total phenolic compounds (739.06 µg GAE/ml) and demonstrated the highest level of Trolox Equivalent Antioxidant Activity (TEAA) based on DPPH radical scavenging activity and ferric reducing antioxidant power (271.27 TEAA (µM) and 272.75 TEAA (µM), respectively). Inhibition of Angiotensin Converting Enzyme (ACE) and α-glucosidase is considered a useful therapeutic approach in the management of hypertension and hyperglycaemia, respectively. Milk fermented with DPC5154 completely inhibited ACE and displayed the highest level of α-glucosidase inhibitory activity (33.41%). These studies provide in vitro evidence for the beneficial use of DPC5154 and other E. faecalis isolates for the generation of bioactive milk products with antioxidant, antihypertensive and anti-hyperglycaemic activity.

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Extruded sorghum (Sorghum bicolor L.) improves gut microbiota, reduces inflammation, and oxidative stress in obese rats fed a high-fat diet

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Andressa Rodrigues de Sousa, Maria Eliza de Castro Moreira, Mariana Grancieri, Renata Celi Lopes Toledo, Fernanda de Oliveira Araújo, Hilário Cuquetto Mantovani, Valéria Aparecida Vieira Queiroz, Hercia Stampini Duarte Martino

Abstract

The aim of this study was to investigate the effects of extruded sorghum flour (ESF) on rats fed with a high-fat diet (HFD) on gut microbiota modulation, inflammation, and oxidative stress. Male Wistar rats were fed a normal diet (AIN-93 M, n = 8), HFD (n = 8), or HFD plus ESF replacing 50% cellulose and 100% corn starch (HFDS50, n = 8) or HFD plus ESF replacing 100% cellulose and 100% corn starch (HFDS100, n = 8) for eight weeks. ESF improved the composition of intestinal microbiota by increasing the proportion of the Bacteroidetes phylum instead of the Firmicutes phylum. Furthermore, ESF reduced the concentrations of p65 NF-κB in liver, seric resistin, lipids peroxidation and increase the total antioxidant capacity of plasma, the expression of superoxide dismutase, and the heat shock protein 72. In conclusion, ESF improves the intestinal dysbiosis, inflammation and oxidative stress in obese rats fed a hyperlipid diet.

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Enhanced bioavailability of iron from spray dried whey protein concentrate-iron (WPC-Fe) complex in anaemic and weaning conditions

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Kamal Gandhi, Savita Devi, Priyae Brath Gautam, Rajan Sharma, Bimlesh Mann, Suvartan Ranvir, Khushbu Sao, Vanita Pandey

Abstract

The lower bioavailability of iron from the diet has led to iron deficiency and several ill-effects on health. The objective of this study was to assess the bioavailability of iron from spray dried whey protein concentrate-iron (WPC-Fe) complex in weaning and anaemic rats. Blood hemoglobin level, bioavailability, lipid profile, antioxidant status and concentration of iron delivery molecules were analysed under in vivo conditions. Hemoglobin level, % apparent digestibility coefficient and % retention/intake were increased in weaning and anaemic rats on 7th and 28th days. Additionally, WPC-Fe supplementation reduced nitric oxide (NO) production, maintained serum triglycerides, total cholesterol, LDL, VLDL and HDL-cholesterol. Simultaneously, it decreased the superoxide level and lipid peroxidation and increased the catalase activity. The level of iron delivery/transport molecules including liver and serum ferritin and transferrin concentration was enhanced. Thus, WPC-Fe complex could be a better and innovative organic iron fortificant with enhanced bioavailability of iron.

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Metabolic profiling and investigations on crude extract of Olea europaea L. leaves as a potential therapeutic agent against skin cancer

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Debabrata Majumder, Mousumi Debnath, K.V. Libin Kumar, Priyatosh Nath, Rahul Debnath, Chaitali Sarkar, G.B.K.S. Prasad, Yogesh Kumar Verma, Debasish Maiti

Abstract

Olive (Olea europaea L.) leaf extract (OLE) have shown therapeutic activity against different types of cancer. However, it is less known that olive leaf extract has anti myeloma activity. The in vitro cytotoxic activity of OLE was evaluated against mouse metastatic melanoma B16F10 cell lines. The extracts were analyzed for their antioxidant activity by DPPH radical scavenging activity and the presence of bioactive compounds by liquid chromatography-electrospray ionization-tandem mass spectrometry respectively. The aqueous OLE induced apoptosis of B16F10 cells through ERK 1/2 and p53 mediated pathway. The metabolic profiling of OLE showed 23 metabolites notably oleuropein aglycone, apigenin, luteolin, tyrosol, oleuropein and hydroxytyrosol. Oleuropein present in OLE may be responsible for disrupting the activation of ERK1/2 receptor in melanoma B16F10 cell lines. These findings pave path for further investigations of the structure and function at the molecular level to establish the anticancer activity of oleuropein in melanoma skin cancer.

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Modulation of Akt-p38-MAPK/Nrf2/SIRT1 and NF-κB pathways by wine pomace product in hyperglycemic endothelial cell line

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Gisela Gerardi, Mónica Cavia-Saiz, María D. Rivero-Pérez, María L. González-SanJosé, Pilar Muñiz

Abstract

Wine by-products show great potential as source of bioactive compounds that protect the vascular endothelial function by the modulation of both Nrf2 and Nf-κB pathways. This study investigates the pathways involved in the effects of a red wine pomace product (rWPP) against inflammatory and oxidative damage in hyperglycemic EA.hy926 endothelial cells. rWPP-digested fractions showed an inhibitory effect on IKK/IκBα/NF-κB pathway and a stimulatory effect on Akt-p38-MAPK/Nrf2 pathway with an impact on their antioxidant and anti-inflammatory downstream targets. In addition, the pathways regulation was also accompanied by downregulation of the gene expression of superoxide dismutase 2, cyclooxygenase 2 and NADPH oxidase 4. These results suggest the expression of SOD2 as an early adaptive response to the inflammatory effect mediated by NF-κB in hyperglycemic cells, and the treatment with the rWPP-digested fractions regulate this inflammatory process by Nrf2 pathway increased expression of antioxidant enzymes.

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Polyphenols from Morchella angusticepes Peck attenuate D-galactosamine/lipopolysaccharide-induced acute hepatic failture in mice

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Qiming Wang, Keke Lu, Fuhua Li, Lin Lei, Jichun Zhao, Surui Wu, Ran Yin, Jian Ming

Abstract

We investigated the effect of polyphenols extracted from M. angusticepes Peck (PMP) on D-galactosamine/lipopolysaccharide (D-GalN/LPS) induced acute hepatic failure (AHF) in mice. Results indicated that administration of PMP relieved the leakage of serum alanine aminotransferase (ALT) and aspartate aminotransferase (AST). The level of serum ALT was reduced in groups of P-H (800 mg PMP/kg BW) and P-L (400 mg PMP/kg BW) by 44.6% and 31.8%, respectively. RT-PCR and Western blot analyses showed that NF-E2-related factor 2 (Nrf2), PPARα, PPARγ gene and protein were up-regulated after injection D-GalN/LPS. In contrast, PMP pretreatment noticeably prevented D-GalN/LPS-induced hepatocyte apoptosis and steatosis. It suggested that PMP attenuated D-GalN/LPS-induced AHF in mice, which was likely attributed to the co-activation of Nrf2, PPARα, PPARγ and alleviating the oxidative stress reaction, reducing the body inflammatory response and regulating the lipid metabolism.

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Thelenota ananas saponin extracts attenuate the atherosclerosis in apoE−/− mice by modulating lipid metabolism

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Qi-An Han, Shiliang Jia, Kaifeng Li, Yinqiang Sui, Hui Hong, Xiuping Dong, Yongkang Luo, Beiwei Zhu

Abstract

As one of the most nutrient-rich marine species, Thelenota ananas has various effects, but its antiatherosclerosis activity has yet to be plumbed in depths. In this work, T. ananas saponin extracts were used to assess the effect on atherosclerosis development in the apoE−/− mice. In detail, the saponin treated groups clearly showed an inhibitory effect on the size of aortic atheromatous plaque, and the levels of serum lipid and inflammatory cytokines compared with the atherosclerosis model mice. Interestingly, the saponin extracts decreased the lipid profiles and oxidation in the visceral fat, and markedly altered the expressions of key proteins related to lipid synthesis and inflammation in the liver. Furthermore, saponin extracts promoted the diversity of the fecal bacterial colonies which has a close correlation with lipid metabolism. The results above revealed that T. ananassaponin extracts may be a beneficial natural resource for the prevention of atherosclerosis by modulating lipid metabolism.

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l-histidine and l-carnosine accelerate wound healing via regulation of corticosterone and PI3K/Akt phosphorylation in d-galactose-induced aging models in vitro and in vivo

Publication date: July 2019

Source: Journal of Functional Foods, Volume 58

Author(s): Yerin Kim, Eunju Kim, Yuri Kim

Abstract

Impaired skin wound healing in the elderly can lead to medical issues and increased mortality. Although l-histidine and l-carnosine are potent anti-aging amino acids, the wound healing effects of these amino acids in aging remain to be elucidated. Here, we investigated the regenerative potential of l-histidine and l-carnosine in in vitro and in vivo aging models. l-histidine (1 mM), l-carnosine (10 mM), or a combination improved proliferation, migration, senescence, and epithelial-mesenchymal transition (EMT) in d-galactose-induced aged keratinocytes. An in vivo mouse aging model was established with injection of d-galactose (s.c. 500 mg/kg) daily for eight weeks. Supplementation with l-histidine (2 g/L), l-carnosine (2 g/L), or a combination improved collagen and wound healing with EMT markers, E-cadherin, N-cadherin, and MMP-2. These effects were concomitant with reduced circulating levels of corticosterone and increased PI3K/Akt phosphorylation. These results suggest that l-histidine and l-carnosine have the potential to facilitate wound healing in aging skin.

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Otorhinolaryngology, Head and Neck Diseases

Paradoxes of the French health care system

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): E. Babin, G. Grandazzi



Ileal migration of a salivary bypass tube in a dysphagic patient with bipolar disorder

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): S.D. Le Bon, A. Rodriguez Ruiz



Endoscopic lateralization of the vocal fold

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): C. Fabre, C.A. Righini, P.F. Castellanos, I. Atallah

Abstract

Vocal fold paralysis in adduction can result in significant breathing difficulties. Techniques such as vocal fold lateralization and/or arytenoidopexy help to improve respiratory function in this setting. These techniques require open approach or specific instruments. The authors describe an original vocal fold lateralization technique performed exclusively via an endoscopic approach. This technique helps to enlarge the glottic aperture, while preserving laryngeal architecture, and permanently improves respiratory function in patients with vocal fold paralysis in adduction.



Persistent stapedial artery in PHACE syndrome

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): R. Quatre, P. Manipoud, S. Schmerber

Abstract
Introduction

PHACE syndrome is characterized by posterior fossa malformations, haemangioma, arterial anomalies, coarctation of the aorta, and eye abnormalities.

Case report

We present the case of a 6-year-old girl followed since birth for PHACE syndrome and left hemifacial haemangioma, who presented with left hearing loss. Computed tomography scan showed left persistent stapedial artery (PSA).

Discussion

Two types of arterial anomalies may be observed in PHACE syndrome: persistence of embryonic arteries and anomalies of cerebral arteries. PSA can be observed in the context of PHACE syndrome. Children with PHACE syndrome require regular audiometric follow-up to detect hearing loss and avoid its consequences on speech and language development.



Schwannoma of the external auditory canal: An exceptional site

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): A. Sbai, A. Lachkar, F. Elayoubi, R. Ghailan

Abstract
Introduction

Schwannomas are benign solitary neural tumours that are only exceptional located in the external auditory canal, as only a few cases have been reported in the literature.

Case report

We report a case of schwannoma of the external auditory canal in an 18-year-old man admitted for an isolated mass of the initial segment of the right external auditory canal visible to the naked eye, obstructing all of the external auditory meatus. Computed tomography of the temporal bone showed an isolated mass of the external auditory canal. Management of this patient consisted of biopsy-excision of the mass, histological examination of which confirmed a schwannoma of the external auditory canal.

Discussion

Although rare, the possibility of a nerve tumour of the external auditory canal should always be considered. These tumours may be isolated or may occur in the context of von Recklinghausen's disease. The clinical presentation in the external auditory canal may correspond to recurrent otitis externa secondary to obstruction of the canal by the tumour, as in the case reported here. The definitive diagnosis must be based on the results of histological and immunohistochemical examination.



Desmoid tumours of the head and neck: A case report

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): R. Bouatay, R. Jabnoun, N. Kolsi, J. Koubaa

Abstract
Introduction

Desmoid tumours of the head and neck, also known as fibromatosis, are rare, locally invasive benign tumours with high recurrence rate, causing considerable morbidity. Complete surgical excision of desmoid tumours is considered to be the only effective treatment.

Case report

We present a case of fibromatosis of the right posterolateral region of the neck in a 56-year-old woman who presented with right neck mass. The patient underwent complete excision of the tumour with no adjuvant therapy. No recurrence or neurological deficit was observed 2 years after surgery.

Conclusion

Although desmoid tumour is a benign neoplasm with no metastatic potential, treatment is challenging due to its aggressive, infiltrative behaviour with a tendency to recur.



Laryngeal lesion associated with epidermolysis bullosa secondary to congenital plectin deficiency

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): T. Bourhis, S. Buche, S. Fraitag, P. Fayoux

Abstract
Introduction

Epidermolysis bullosa (EB) is a congenital disease characterized by fragility of epithelial structures. The skin is the organ primarily affected, resulting in the formation of skin blisters. Some forms of EB may also present mucosal lesions.

Case report

We report the case of a girl with epidermolysis bullosa simplex (EBS) associated with muscular dystrophy secondary to congenital plectin deficiency. She presented severe respiratory tract lesions extending from the oral cavity to the larynx. In particular, we describe our medical and surgical management of the laryngeal lesions, responsible for several episodes of respiratory distress and feeding difficulties.

Discussion

Epidermolysis bullosa simplex associated with muscular dystrophy is a rare hereditary form of EB, as fewer than 50 cases have been reported in the literature. This form is characterized by mucosal lesions involving the upper aerodigestive tract, with consequences for feeding, phonation and breathing. Special care must be taken when performing diagnostic and therapeutic procedures to avoid worsening the lesions of this very fragile mucosa. Tracheotomy is a harmful procedure in these patients and should only be considered as a last resort.



Hypereosinophilic syndrome presenting with bilateral ear fullness

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): H.J. Jung, G.H. Yu, J.H. Park

Abstract
Introduction

Hypereosinophilic syndrome is a rare disease with hypereosinophilia resulting in end-organ dysfunction. Patients present with organ-associated symptoms, and the targets frequently affected are heart, lung, skin, or the nervous system, and the middle ear involvement is rare.

Case report

A 30-year-old female with left ear fullness and hearing loss, which persisted for 6 months, was finally diagnosed with hypereosinophilic syndrome (HES). After high dose systemic steroids treatment, all symptoms improved.

Conclusion

Eosinophilic otitis media and HES involving the middle ear share many clinical manifestations. Prompt and accurate differential diagnosis is required for these diseases to ameliorate symptoms and promote recovery.



French Society of ENT (SFORL) guidelines. Indications for cochlear implantation in adults

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): R. Hermann, E. Lescanne, N. Loundon, P. Barone, J. Belmin, C. Blanchet, S. Borel, A. Charpiot, A. Coez, O. Deguine, A. Farinetti, B. Godey, D. Lazard, M. Marx, I. Mosnier, Y. Nguyen, N. Teissier, M.B. Virole, S. Roman, E. Truy

Abstract

The authors present the guidelines of the French Society of ENT and Head and Neck Surgery (SFORL) regarding indications for cochlear implantation in adults. After a literature review by a multidisciplinary workgroup, guidelines were drawn up based on retrieved articles and group-members' experience, then read over by an independent reading group to edit the final version. Guidelines were graded A, B, C or "expert opinion" according to decreasing level of evidence. There is no upper age limit to cochlear implantation in the absence of proven dementia and if autonomy is at least partial. Bilateral implantation may be proposed if unilateral implantation fails to provide sufficiently good spatial localization, speech perception in noise and quality of life, and should be preceded by binaural hearing assessment. Rehabilitation by acoustic and electrical stimulation may be proposed when low-frequency hearing persists. Quality of life should be assessed before and after implantation.



Head and neck carcinoma of unknown primary

Publication date: June 2019

Source: European Annals of Otorhinolaryngology, Head and Neck Diseases, Volume 136, Issue 3

Author(s): T. Kennel, R. Garrel, V. Costes, P. Boisselier, L. Crampette, V. Favier

Abstract

In adult cervicofacial pathology, carcinoma of unknown primary is defined as lymph-node metastasis the anatomic origin of which is not known at the time of initial management. It constitutes up to 5% of head and neck cancers. Presentation may suggest benign pathology, delaying and confusing oncologic treatment. Diagnostic strategy in cervical lymph node with suspicion of neoplasia requires exhaustive work-up to diagnose malignancy and, in 45% to 80% of cases, depending on the series, to identify the primary site. Histologic types comprise squamous cell carcinoma, thyroid carcinoma, adenocarcinoma, neuroendocrine carcinoma and undifferentiated carcinoma. Association is sometimes found with human papilloma virus or Epstein Barr virus, guiding treatment. The objective of the present study was to provide clinicians with the necessary diagnostic tools, based on the current state of clinical, imaging and pathologic knowledge, and to detail treatment options.



Otorinolaringoiatria

Stenosi laringee dell'adulto

Publication date: February 2019

Source: EMC - Otorinolaringoiatria, Volume 18, Issue 1

Author(s): A. Lagier, F. Gorostidi, P. Demez, K. Sandu

Le stenosi laringee e tracheali sono un restringimento patologico della filiera aerea di uno o più piani della laringe (sopraglottico, glottico o sottoglottico) e/o della trachea cervicale o toracica. Esse sono all'origine di una disfonia per le stenosi glottiche che coinvolgono la commissura anteriore o di una dispnea rumorosa (stridore) per altre localizzazioni. L'obiettivo della gestione, in quest'ultimo caso, è evitare una tracheotomia o poter svezzare il paziente dalla cannula, se è già tracheotomizzato durante la gestione. La decannulazione è, allora, il criterio del successo del trattamento. Le eziologie della stenosi laringotracheali sono molteplici, il più delle volte iatrogene, in particolare postintubazione orotracheale o posttracheotomia, ma anche le cause autoimmuni e idiopatiche sono molto rappresentate. La gestione è spesso chirurgica, per via endoscopica o esterna. Le diverse tecniche e il loro posto nella gestione non sono affrontati qui, in quanto sono oggetto di un articolo dedicato. Le indicazioni terapeutiche si basano su una valutazione precisa non solo della stenosi, ma anche delle comorbilità associate. La prevenzione delle stenosi laringotracheali, laddove possibile, deve essere sempre presa in considerazione.



Cancri della cavità orale

Publication date: February 2019

Source: EMC - Otorinolaringoiatria, Volume 18, Issue 1

Author(s): M. Menard, J. Rodriguez, C. Hoffmann, S. Hans, A. Villeneuve, P. Halimi

I cancri della cavità orale rappresentano circa un terzo dei tumori maligni delle vie aerodigestive superiori (VADS) e colpiscono, il più delle volte, la lingua mobile e il pavimento orale. Più del 90% di questi cancri è costituito da carcinomi epidermoidi. I principali fattori di rischio restano il tabacco e l'alcol. Una minoranza di questi cancri potrebbe essere correlata allo human papilloma virus (HPV), ma anche altri fattori sembrano essere coinvolti. Questi tumori possono, talvolta, svilupparsi su lesioni preesistenti, il cui monitoraggio è essenziale. La loro diagnosi è, generalmente, facile. Si basa, in tutti i casi, sullo studio istologico della biopsia. Ogni lesione sospetta, che persista da più di tre settimane, deve essere valutata da un oto-rino-laringoiatra (ORL). Il bilancio pretrattamento comprende un esame clinico completo ORL, una diagnostica per immagini (risonanza magnetica [RM], tomografia computerizzata [TC], tomografia a emissione di positroni [PET]) e un'endoscopia. I progressi nella diagnostica per immagini hanno migliorato l'affidabilità del bilancio di espansione. Questo bilancio mira a determinare lo stadio della malattia e l'operabilità del tumore. Gli approcci multidisciplinari con la riunione di consultazione pluridisciplinare (RCP) e prendendo in considerazione il paziente nella sua globalità hanno permesso di modulare le indicazioni terapeutiche. Il trattamento dei cancri del cavo orale è, innanzitutto, chirurgico. I tumori di stadio precoce (stadi I e II) sono spesso trattati chirurgicamente, per via transorale, poco invasiva e con buoni risultati, sia oncologici che funzionali. I tumori di stadio avanzato (stadi III e IV) richiedono l'associazione di diverse modalità terapeutiche. Il più delle volte, si tratta di una chirurgia primaria, ampia, con ricostruzione e radioterapia postoperatoria, associata a una chemioterapia concomitante per tumori ad alto rischio di recidiva. La radiochemioterapia di prima intenzione è riservata, piuttosto, ai tumori non resecabili, ai pazienti inoperabili o ai pazienti che rifiutano una chirurgia pesante e le sue sequele. Nonostante innegabili progressi nella gestione di questi pazienti, la sopravvivenza è progredita poco, contrariamente alla qualità di vita. La prognosi di questi cancri dipende principalmente dallo stadio al momento della diagnosi. La qualità della resezione chirurgica, la presenza di metastasi linfonodali e l'esistenza di fattori istologici negativi costituiscono i principali fattori prognostici, ma anche lo stato generale e le comorbilità influenzano la sopravvivenza e la qualità di vita dopo il trattamento. Il monitoraggio posttrattamento è essenziale, con l'obiettivo di individuare una recidiva locale e/o regionale, ma anche una seconda localizzazione, la cui insorgenza (2-7% all'anno) influisce direttamente sulla sopravvivenza di questi pazienti. La prosecuzione della lotta contro il tabagismo e l'alcolismo rimane il modo migliore per ridurre l'incidenza dei cancri del cavo orale.



Imaging dell'orecchio medio normale e patologico

Publication date: February 2019

Source: EMC - Otorinolaringoiatria, Volume 18, Issue 1

Author(s): A. Lacan

La diagnostica per immagini in sezione occupa, oggi, un posto preponderante nel bilancio anatomico e patologico dell'orecchio medio. Dopo aver rivisto l'anatomia radiologica dell'orecchio medio, questo articolo presenta le diverse tecniche di diagnostica per immagini con le diverse elaborazioni di immagini e ricostruzioni tridimensionali (3D) possibili, nonché le loro rispettive indicazioni. La risonanza magnetica (RM) e la TC hanno un ruolo complementare nella caratterizzazione e nel bilancio di estensione delle patologie dell'orecchio medio. Per quanto riguarda la patologia infiammatoria, la TC permette di differenziare le otiti colesteatomatose dalle otiti non colesteatomatose, di ricercarne le complicanze e di ricercare i segni di timpanosclerosi. La RM conferma la diagnosi di colesteatoma in caso di dubbio alla TC. La TC e la risonanza magnetica svolgono un ruolo importante nel bilancio delle orecchie infiammatorie operate. Per quanto riguarda l'otosclerosi, la TC è utile nel bilancio diagnostico, nello screening di eventuali modificazioni anatomiche che porterebbero a difficoltà operatorie, nell'eliminazione delle diagnosi differenziali e nel bilancio delle complicanze postoperatorie. La TC ha anche un posto importante nella patologia traumatica. La RM consente la caratterizzazione tissutale di un'opacità e interviene, in particolare, nella diagnosi delle patologie tumorali e delle brecce del tegmen.



Cancro dell'esofago cervicale

Publication date: June 2018

Source: EMC - Otorinolaringoiatria, Volume 17, Issue 4

Author(s): O. Vella, M. Hitier, E. Babin

Il cancro dell'esofago cervicale è un raro tumore delle vie aerodigestive superiori. Si tratta di un carcinoma epidermoide nel 90% dei casi. I principali fattori di rischio sono il consumo eccessivo di alcol e tabacco. La sua prognosi è globalmente infausta a causa della sua scoperta spesso tardiva, con un tasso di sopravvivenza a cinque anni vicino al 30%. Questa prognosi tende a migliorare con le nuove modalità di diagnostica per immagini che ottimizzano il bilancio diagnostico e terapeutico. Il bilancio iniziale deve essere preciso, perché condiziona la gestione terapeutica. Il trattamento dei tumori dell'esofago cervicale è rappresentato essenzialmente dalla radiochemioterapia concomitante e dalla chirurgia, le cui indicazioni sono ancora controverse. La chirurgia resta un trattamento mutilante dal punto di vista del sacrificio laringeo, ma efficace e necessario in una situazione di recupero. La radiochemioterapia è sempre più proposta in prima intenzione. Essa resta associata a numerose complicanze e comorbilità ed espone a difficoltà per la diagnosi di una recidiva locale. Sono state sviluppate numerose tecniche endoscopiche, volte o a resecare la lesione o a migliorare la qualità di vita dei pazienti allo stadio palliativo.



Disfonia del bambino

Publication date: June 2018

Source: EMC - Otorinolaringoiatria, Volume 17, Issue 4

Author(s): P. Fayoux

La disfonia è un sintomo molto frequente nel bambino e spesso trascurato. Essa può, tuttavia, essere disabilitante, con una ripercussione scolastica o sociale. La gestione della disfonia del bambino richiede una buona conoscenza delle fasi di sviluppo delle strutture cordali, la cui maturazione avviene fino a dopo la mutazione puberale. È anche necessario conoscere i livelli delle prestazioni vocali per ogni fascia d'età. Le eziologie sono molteplici, raggruppando patologie congenite e acquisite. Benché la patologia nodulare, legata al malmenage vocale, sia la principale causa di disfonia nel bambino, è necessario escludere una papillomatosi laringea, tenuto conto del rischio evolutivo di questa lesione. La valutazione della disfonia è spesso difficile nel bambino e si basa, prima di tutto, sull'anamnesi e sulla valutazione percettiva della voce. Al di fuori della frequenza fondamentale, gli altri parametri dell'analisi spettrale sono poco utilizzati nel bambino. L'esame clinico deve valutare l'insieme dei risonatori, così come la morfologia e la motricità del piano glottico. Per fare ciò, la fibroscopia appare l'esame più appropriato nel bambino piccolo. La stroboscopia è un esame importante che permette di identificare anomalie dell'ondulazione mucosa. La gestione si basa, prima di tutto, sulle regole di igiene vocale. Se necessario, può essere discusso un trattamento medico in caso di fattori aggravanti, come reflusso gastroesofageo, allergia, infezioni respiratorie o tosse cronica. Nelle forme croniche sintomatiche, deve essere instaurata una rieducazione logopedica. Il posto del trattamento chirurgico resta modesto e riguarda principalmente le lesioni malformative. Nella patologia funzionale acquisita, il trattamento chirurgico può essere discusso nelle forme invalidanti che non rispondono alla gestione logopedica e, generalmente, dopo i 10 anni di età.



Traumi del volto e principi fondamentali di chirurgia

Publication date: June 2018

Source: EMC - Otorinolaringoiatria, Volume 17, Issue 4

Author(s): P. Haen, M. Arnaud, J. Gagé, S. Laversanne

I traumi del volto sono molto frequenti e le loro presentazioni cliniche sono varie: frattura della mandibola, del massiccio facciale, delle pareti dell'orbita e dello zigomo o, ancora, ferite del volto. La gestione deve essere ben codificata. Essa inizia con la ricerca e il trattamento di un eventuale distress vitale: controllo delle emorragie, liberazione delle vie aeree superiori e ricerca e trattamento di una lesione neurochirurgica associata. Prosegue con un esame clinico sistematico, integrato, se necessario, da un bilancio radiologico, il più delle volte con tomografia computerizzata. Il trattamento specifico delle lesioni ha un duplice scopo: riabilitazione funzionale e riabilitazione estetica. Dopo il richiamo delle nozioni anatomiche e di biomeccanica, vengono esposti i principi fondamentali di gestione del traumatizzato facciale: esame clinico, bilancio radiologico, mezzi terapeutici e indicazioni.



Fratture della rocca

Publication date: June 2018

Source: EMC - Otorinolaringoiatria, Volume 17, Issue 4

Author(s): M. Montava, F. Salburgo, L. Jaloux, A. Alshukry, A. Varoquaux, J.-P. Lavieille

Frequenti e gravi, le fratture della rocca da trauma cranico fanno parte delle fratture della base del cranio. Le loro cause sono principalmente gli incidenti stradali, ma le eziologie si sono evolute nel tempo e sono variabili in base all'età. La gravità delle fratture della rocca è correlata non solo alle lesioni degli elementi sensoriali, nervosi, vascolari e ossei contenuti nell'osso temporale, ma anche alle lesioni regionali e intracraniche associate. La frattura della rocca è sinonimo di trauma cranico grave. I pazienti presentano spesso lesioni multiple di diversa gravità, ed è essenziale non limitarsi alla classificazione della frattura. La prognosi iniziale è neurochirurgica, a causa della presenza di lesioni intracraniche. Una buona valutazione e una gestione adeguata dei pazienti con frattura temporale richiedono una buona cooperazione tra specialisti. Il bilancio clinico oto-rino-laringoiatrico e radiologico mediante tomografia computerizzata ad alta risoluzione delle rocche deve essere quanto più precoce possibile per migliorare l'esito funzionale a lungo termine. La gestione iniziale riguarda le lesioni del nervo faciale, le perdite di liquido cerebrospinale, le lesioni vascolari e le lesioni cocleovestibolari. La qualità di vita del paziente può essere influenzata principalmente in caso di lesione del nervo faciale o dell'organo cocleovestibolare. La prognosi quoad vitam dei pazienti può anche essere impegnata secondariamente da alcune complicanze, tra cui meningiti, meningocele, encefalocele e colesteatomi, giustificando un follow-up a lungo termine di questi pazienti.



Child Indicators Research

Locus of Hope: External Hope in Parents/Guardians as an Antecedent of Adolescents' Internal Hope and Life Satisfaction

Abstract

While hope has been frequently referenced as a protective factor associated with resilience, limited research exists examining hope's origins. To expand the research base on the origins of hope among adolescents, we conducted 2 studies to test Bernardo's locus of hope theory, along with Snyder's theory that hope originates from attentive caregivers. Two cross sectional studies were performed with 2 independent samples collected from adolescents residing in the South Central United States (Study 1: N′ = 556; Study 2: N′ = 578). Covariance based structural equation modeling (CB-SEM) was used to test an a priori model of external locus of hope in parents/guardians as an antecedent of life satisfaction mediated by children's internal hope. The results of both studies indicate that the proposed theoretical model provided good fit to the observed data. The study concludes with a discussion of the implications of the results, particularly the potential importance of parenting approaches that involve parents/guardians acting as external agents promoting their adolescents' goals.



Sibling Effects on Adult Earnings Among Poor and Wealthy Children Evidence from Sweden

Abstract

While previous research in general observes adverse effects of siblings on children, less is known about the ways in which material circumstances condition these effects. Using propensity score matching on longitudinal data, this study estimates the effects of being an only child, being born first, and having a large sibling group on adult earnings. Estimates are made for poor and wealthy children respectively in order to examine whether effects occur for both groups. The results show that being an only child, or having a large sibling group, impacts negatively on adult earnings among poor children. Having one younger sibling furthermore has a positive effect on adult earnings among poor children. No corresponding effects were observed for wealthy children. The results indicate that sibling effects are not linear and that they are dependent on family resources.



Poverty, Parental Mental Health and Child/Adolescent Mental Disorders: Findings from a National Australian Survey

Abstract

The purpose of this study is to examine the association between poverty and child mental disorders, and in particular, address an important knowledge gap by examining the influence of primary carer mental health in these relationships. We extend previous research by differentiating by specific child mental disorders, age group (4–11 and 12–17 year-olds) and gender using data from a 2013/14 national survey of 4–17 year-olds in Australia, Young Minds Matter (N = 6310). Mental disorders were assessed using the Diagnostic Interview Schedule for Children – Version IV. Primary carer mental health problems were determined by three self-reported measures. We calculated a poverty line according to OECD standards. The greatest risk of any mental disorders when living in poverty was among 12–17 year-old males (unadjusted OR = 2.77; 95% CIs = 1.91–4.02), a significantly higher risk than for 4–11 year-old males, and particularly strong for Attention-Deficit/Hyperactivity Disorder (ADHD). By disorder type, poverty was most strongly related to Conduct Disorder (CD) and least strongly related to Major Depressive Disorder (unrelated in adolescent females). When adjusting for primary carer mental health problems, the associations between poverty and child mental disorders were not statistically significant, except among 12–17 year-old males, and for CD and ADHD in the whole sample. Further adjustment for family structure and area-level disadvantage accounted for these associations. Our results demonstrated the importance of paying attention to parental and child mental health, and the child's developmental stage and gender when assessing the welfare, social and health service needs of families and their children living in poverty.



The Relation between Multiple Living Environment Profiles and Adolescent Self-Identity: a Person-Centered Approach

Abstract

Theoretical and empirical evidence illustrates that family and school are the important living environments for adolescent self-identity development. The current study aimed to use the latent profile analysis, a person-centered approach, to test the relation between multiple family and school environment profiles and adolescent self-identity. In the current study, we surveyed 1030 7th-grade students (478 girls, Mage = 12.56 ± 0.33 years) from 26 classes in one junior high school in a moderate-size inland China city. Participants completed questionnaires on 8 living environmental indicators and 6 self-identity indicators. Results showed that four environment profiles were identified: High Family/High School Living Environment (HF/HS LE) (n = 384), Moderate Family/Moderate School Living Environment (MF/MS LE) (n = 377), Moderate Family/Low School Living Environment (MF/LS LE) (n = 151), and Low Family/Low School Living Environment (LF/LS LE) (n = 118). Students in HF/HS LE reported the highest scores and students in LF/LS LE reported the lowest scores on commitment and in-depth exploration in both educational and relational domains. The present study highlighted the important compensatory impacts of school environment on students with disadvantageous family environment. Limitations and implications were discussed.



Validity of the Middle Years Development Instrument for Population Monitoring of Student Wellbeing in Australian School Children

Abstract

The importance of social and emotional wellbeing has long been recognised by education systems but the measurement of wellbeing still receives far less attention than the measurement of academic achievement. This paper reports on a five-year project to measure student wellbeing across an education system within the state of South Australia using the Middle Years Development Instrument (MDI). All schools (Government, Catholic, and Independent) were invited to participate in the collection at no cost and aggregated school reports provided an incentive to participate. A total of 51,574 students completed the MDI between 2013 and 2015, with higher participation rates in Government schools than Catholic or Independent schools (65%, 18 and 13% respectively in 2015). Validity and reliability analyses confirmed that the MDI scales had good psychometric properties (i.e., favourable model fit in confirmatory factor analyses, high internal consistency, and correlations between scales were consistent with theoretical expectations). Test-retest reliability (based on a sub-sample of 82 children) was acceptable for most scales except for the connectedness to adults at school (r = .50) and friendship intimacy scales (r = .40), where test-retest reliability was low. However, several of the MDI scales had ceiling effects, particularly for girls and younger students (10–11 years old), which may present challenges when using these scales for population monitoring, program and policy evaluations. Pragmatic factors for education systems and governments to consider in selecting social and emotional wellbeing tools are discussed.



Children's Use of Time and Well-Being in Italy

Abstract

Several studies indicate that the manner in which children spend their time affects their cognitive and social development. But, the time that a child dedicates to compulsory and extra-curricular activities depends on a set of key factors such as family demographic and economic characteristics, social and behavioral norms, and how parents allocate their time. Although these studies focus on the impact of parental investments (time and resources) on child cognitive development, minimal information regarding children's use of time is available. Our empirical approach is based on the assumption that attitudes and behavioral norms may be considered as latent factors related to how both mothers and children allocate their time. Therefore, focusing on the strict connection between time, parental and child resources and attitudes, we estimated in a Seemingly Unrelated Regression Estimation model how children and mothers spend their time. Data come from the National Time Use Survey 2008–2009 carried out by the Italian National Statistics Office. The use of a simultaneous-equation model to estimate all activities, taking into account the unobservable components included in the error terms, provides an innovative method for analyzing children's time allocation, by identifying the influence of latent variables common to mother and child's use of time. In particular, the estimated correlations between the error terms confirm that parental activities affect the children's allocation of time even through unobservable factors, such as subjective attitudes. The main results support the thesis that the mother's level of education plays an important role in the positive child outcomes. In addition, we found that the same trend that exists between Italian men and women also exists between boys and girls; and that girls spend more time in domestic activities and reading for pleasure and less time in leisure activities.



Social Exclusion and School Achievement: Children of Immigrants and Children of Natives in Three European Countries

Abstract

Ethnic minorities in Europe show diverging patterns of educational success, but in most national contexts, migrants and children of immigrants have lower achievements in terms of grades than their majority peers. This study asks whether social exclusion in the classroom can contribute to explaining this pattern. While limited access to social resources is often assumed to be of significance for educational success, it has rarely been measured explicitly. In this study, social exclusion is measured accurately and on a large, cross-national scale, by using social network data from 731 classrooms in England, Germany, and Sweden (CILS4EU data). Results show that social exclusion is negatively associated with school grades, but this does not contribute much to understanding grade differences between children of immigrant and children of majority background.



Stress-coping Strategies, Attachment Styles, and Resiliency of Working Children in Tehran, Iran

Abstract

Child labor is a bitter reality in developing countries and is necessary to be addressed in terms of its psychological aspects. Considering the limitations of the conducted studies and cultural environment in Iran, it is still unknown that how these children cope with their stresses, how the quality and type of their attachment styles are, and how resilient they are to inconveniences. In a causal-comparative study, a sample of 100 working children in Tehran using convenient sampling method and a sample of 150 non-working children using purposive sampling were selected; all the samples were asked to fill Endler and Parker Coping Inventory for Stressful Situations‌(CISS-21), Collins and Read Attachment Styles Scale, and Connor-Davidson Resilience Scale‌(CD-RISC).‌The obtained data were analyzed using ANCOVA and MANCOVA in the form of 2 × 2 factorial using SPSS-16. After adjusting for education level, the results showed that working children mostly use emotion-oriented strategy to cope with stress but the avoidance-oriented strategy is less used by these children. Regardless of group member factor, girls and boys used respectively emotion-oriented and avoidance strategies more frequently. However, in the interaction between group and gender, the results revealed that boys in working children group obtained the lowest scores in task-oriented strategy. In addition, working children‌ group (especially girls), compared to non-working children presented more insecurity in terms of attachment style. Finally, it was found that working children were less resilient than non-working children, but the main effect of gender alone and the interaction between group and gender on resilience scores was not statistically significant‌(p > 0.05). The findings emphasized the protective role of resilience and secure attachment in preventing possible psychological and behavioral disorders in working children. Moreover, the results demonstrated that risky role of emotion-oriented strategy and insecure attachment style in exacerbating the problems of these children, especially for girls.



The Daily Life and Reality Behind Child Poverty in Sweden: Children's and Adolescents' Voices

Abstract

Today, approximately 12% of children growing up in Sweden are living in what could be defined as child poverty. Although the number of children living in poverty has slightly decreased during recent years, social exclusion and segregation between different groups in society have increased. The present study will shed a light on the reality of how children and adolescents living in poverty experience their daily lives. Analytically, the study explores how these experiences connect to different practices concerning child poverty. The study draws from an empirical and theoretical analysis of interviews with children and adolescents published in the Swedish Save the Children's report At the margin. The daily life behind the statistics of child poverty [På marginalen. Vardagen bakom barnfattigdomsstatistiken]. The results reveal that lack of material and financial resources creates social stigmatization for this group of children and adolescents; they have fewer possibilities to spend time with peers, and this quite often also results in self-exclusion. The children's and adolescents' narratives also indicate the importance of the social role of the school, here in relation to the school providing nutritious school lunches and free packed lunch for school excursions.



Eastern and Western Children's Voices on their Well-Being

Abstract

Few studies are planned to 'give voice' to children from different cultural backgrounds to explore their sources of happiness. To address this gap, the present study analysed focus group discussions with 42 South Indian and 48 European children aged 8 to 17 years. During the discussions, the children were asked about what makes them happy and sad and about what helps them feel good again when they feel sad. The data were analysed based on grounded theory. Data analysis revealed the following seven themes: 'Indian and European children attach different values to school', 'interactions with biological families both support and threaten well-being', 'positive and negative effects of relationships on the self', 'Indian and European children name different exclusive well-being sources', 'cross-cultural and culture-specific coping and relaxation strategies', 'staying physically healthy is important to the children's well-being', and 'material and economic resources are clearly linked with children's well-being'. Moreover, the results suggest that the meaning of the well-being themes is shaped by a child's self-construal, which is either independent (the self is separated from others) or interdependent (the self is connected with others). How culture might influence children's viewpoints regarding their own well-being is discussed.



Biochimica et Biophysica Acta (BBA)

Achalasia and associated esophageal cancer risk: What lessons can we learn from the molecular analysis of Barrett's–associated adenocarcinoma?

Publication date: Available online 4 May 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer

Author(s): K. Nesteruk, M.C.W. Spaander, I. Leeuwenburgh, M.P. Peppelenbosch, G.M. Fuhler

Abstract

Idiopathic achalasia and Barrett's esophagus (BE) are preneoplastic conditions of the esophagus. BE increases the risk of esophageal adenocarcinoma (EAC), while achalasia is associated with both EAC and esophageal squamous cell carcinoma (ESCC). However, while the molecular mechanisms underlying the transformation of esophageal epithelial cells in BE are relatively well characterized, less is known regarding these processes in achalasia. Nevertheless, both conditions are associated with chronic inflammation and BE can occur in achalasia patients, and it is likely that similar processes underlie cancer risk in both diseases. The present review will discuss possible lessons that we can learn from the molecular analysis of BE for the study of achalasia-associated cancer and contrast findings in BE with those in achalasia. First, we will describe cellular fate during development of BE, EAC, and ESCC, and consider the inflammatory status of the epithelial barrier in BE and achalasia in terms of its contribution to carcinogenesis. Next, we will summarize current data on genetic alterations and molecular pathways involved in these processes. Lastly, the plausible role of the microbiota in achalasia-associated carcinogenesis and its contribution to abnormal lower esophageal sphincter (LES) functioning, the maintenance of chronic inflammatory status and influence on the esophageal mucosa through carcinogenic by-products, will be discussed.



The role of inflammatory programmed cell death in gastrointestinal cancer and immune responses to intestinal microbial infection

Publication date: Available online 3 May 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer

Author(s): Cheng-Bei Zhou, Jing-Yuan Fang

Abstract

Inflammatory programmed cell death, also called pyroptosis, is mediated by multiple inflammasomes which can recognize danger signals and activate the secretion of pro-inflammatory cytokines like IL-181 and IL-1β.2 It can induce cancer cell death within the gastrointestinal tract. NLRs,3 AIM2,4 GSDM5 family play important roles in pyroptosis signaling pathways in intestinal cancer such as gastric cancer, colitis-associated colorectal cancer and esophageal cancer, etc. Furthermore, several inflammasomes are elucidated to be involved in mucosal innate immune responses and modulate specific enteric pathogens infection. Precise modulation of inflammasome activation and exploration of potential diagnostic markers can contribute to the diagnosis, prevention and treatment of intestinal tumors and inflammatory or infectious disorders in human patients in the near future.



The AP-1 transcriptional complex: Local switch or remote command?

Publication date: Available online 26 April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer

Author(s): Bejjani Fabienne, Evanno Emilie, Zibara Kazem, Piechaczyk Marc, Jariel-Encontre Isabelle

Summary

The ubiquitous family of AP-1 dimeric transcription complexes is involved in virtually all cellular and physiological functions. It is paramount for cells to reprogram gene expression in response to cues of many sorts and is involved in many tumorigenic processes. How AP-1 controls gene transcription has largely remained elusive till recently. The advent of the "omics" technologies permitting genome-wide studies of transcription factors has however changed and improved our view of AP-1 mechanistical actions. If these studies confirm that AP-1 can sometimes act as a local transcriptional switch operating in the vicinity of transcription start sites (TSS), they strikingly indicate that AP-1 principally operates as a remote command binding to distal enhancers, placing chromatin architecture dynamics at the heart of its transcriptional actions. They also unveil novel constraints operating on AP-1, as well as novel mechanisms used to regulate gene expression via transcription-pioneering-, chromatin-remodeling- and chromatin accessibility maintenance effects.



The power of small changes: Comprehensive analyses of microbial dysbiosis in breast cancer

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Sheetal Parida, Dipali Sharma

Abstract

Disparate occurrence of breast cancer remains an intriguing question since only a subset of women with known risk factors develop cancer. Recent studies suggest an active role of local and distant microbiota in breast cancer initiation, progression, and overall prognosis. A dysbiotic microbiota predisposes the body to develop cancer by inducing genetic instability, initiating DNA damage and proliferation of the damaged progeny, eliciting favorable immune response, metabolic dysregulation and altered response to therapy. In this review, we present our analyses of the existing datasets and discuss the local dysbiosis observed in breast cancer patients and different aspects of breast carcinogenesis that can be potentially influenced by local breast microbiota. Striking differences between microbial community compositions in breast of cancer patients compared to healthy individuals were noted. Differences in microbiome were also apparent between benign and malignant disease and between nipple aspirate fluid of healthy individuals and breast survivors. We also discuss the identification of distinct bacterial, fungal, viral as well as parasite signatures for breast cancer. These microbes are capable of producing numerous secondary metabolites that can act as signaling mediators effecting breast cancer progression. We review how microbes potentially alter response to therapy affecting drug metabolism, pharmacokinetics, anti-tumor effects and toxicity. In conclusion, breast harbors a community of microbes that can communicate with the host cells inducing downstream signaling pathways and modulating various aspects of breast cancer growth and metastatic progression and an improved understanding of microbial dysbiosis can potentially reduce breast cancer risk and improve outcomes of breast cancer patients.

The human microbiome, now referred to as, the "forgotten organ" contains a metagenome that is 100-fold more diverse compared to the human genome, thereby, is critically associated with human health [1,2]. With the revelations of the human microbiome project and advent of deep sequencing techniques, a plethora of information has been acquired in recent years. Body sites like stomach, bladder and lungs, once thought to be sterile, are now known to harbor millions of indigenous microbial species. Approximately 80% of the healthy microbiome consists of Firmicutes and Bacteroidetes accompanied by VerrucomicrobiaActinobacteriaProteobacteriaTenericutes and Cyanobacteria [[2], [3], [4], [5], [6], [7]]. The role of microbiome in diabetes, obesity and even neurodegenerative diseases was greatly appreciated in the last decade [1,[7], [8], [9], [10], [11], [12], [13], [14]] and now it has been established that microbiome significantly contributes to many organ specific cancers [1,15,16].



Targeting the mTOR regulatory network in hepatocellular carcinoma: Are we making headway?

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Xiang-Nan Yu, Hong Chen, Tao-Tao Liu, Jian Wu, Ji-Min Zhu, Xi-Zhong Shen

Abstract

The mechanistic target of rapamycin (mTOR) pathway coordinates organismal growth and homeostasis in response to growth factors, nutrients, and cellular energy stage. The pathway regulates several major cellular processes and is implicated in various pathological conditions, including hepatocellular carcinoma (HCC). This review summarizes recent advances of the mTOR pathway, highlights the potential of the mTOR pathway as a therapeutic target, and explores clinical trials targeting the mTOR pathway in HCC. Although the review focuses on the mTOR pathway involved in HCC, more comprehensive discussions (eg, developing a rational design for future trials targeting the mTOR pathway) are also applicable to other tumors.



Atomic force microscopy-based cancer diagnosis by detecting cancer-specific biomolecules and cells

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Taeyun Kwon, Sundaram Gunasekaran, Kilho Eom

Abstract

Atomic force microscopy (AFM) has recently attracted much attention due to its ability to analyze biomolecular interactions and to detect certain biomolecules, which play a crucial role in disease expression. Despite recent studies reporting AFM imaging for the analyses of biomolecules, the application of AFM-based cancer-specific biomolecule/cell detection has remained largely underexplored, especially for the early diagnosis of cancer. In this paper, we review the recent attempts, including our efforts, to analyze and detect cancer-specific biomolecules and cancer cells. We particularly focus on two AFM-based cancer diagnosis techniques: (i) AFM imaging-based biomolecular and cellular detection, (ii) AFM cantilever-based biomolecular sensing and cell analysis. It is shown that AFM-based biomolecular detection has been applied for not only early diagnosing cancer, by measuring the minute amount of cancer-specific proteins, but also monitoring of cancer progression, by correlating the amount of cancer-specific proteins with the progression of cancer. In addition, AFM-based cell imaging and detection have been employed for diagnosing cancer, by detecting cancerous cells in tissue, as well as understanding cancer progression, by characterizing the dynamics of cancer cells. This review, therefore, highlights AFM-based biomolecule/cell detection, which will pave the way for developing a fast and point-of-care diagnostic system for biomedical applications.



Targeting PI3K signaling in cancer: Challenges and advances

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Maria Chiara De Santis, Federico Gulluni, Carlo Cosimo Campa, Miriam Martini, Emilio Hirsch

Abstract

The key role of phosphoinositide 3-kinase (PI3K) pathway in different cellular processes and several disorders, together with the presence of targetable proteins, opened the way to promising studies for the development of small molecule inhibitors. Despite the high expectation, the shift of PI3K inhibitors to the clinic met several limitations due to the emergence of dose-limiting, on-target adverse effects. In this review, we will summarize the main issues and recent advances in PI3K inhibitors clinical trials. The effort to develop isoform-specific inhibitors, together with novel therapeutic strategies aimed at reducing the toxicity and adverse effects, opened a new promising era for PI3K inhibitors. In addition, we will focus on the recent emergence of class II and III PI3K inhibitors, which helped to define their class I non-redundant role.



Recent advances in extracellular vesicle research for urological cancers: From technology to application

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Liang Dong, Richard C. Zieren, Yanqing Wang, Theo M. de Reijke, Wei Xue, Kenneth J. Pienta

Abstract

Urological malignancies, including prostate cancer, bladder cancer and kidney cancer, are major causes of morbidity and mortality worldwide. Because of the high incidence, diversity in biology, and especially direct interaction with urine, urological cancers are an important resource for both scientists and clinicians for novel diagnostic and therapeutic discovery. Extracellular vesicles (EVs) are lipid bilayer encapsulated particles released by cells into the extracellular space. Since EVs work as a safe way to transport important biological information through the whole body, they are now recognized as an important mechanism of cell–cell communication and have opened a new window for us to gain a better understanding of cancer biology, novel diagnostics, and therapeutic options. In recent years, numerous evolutions in EV technologies and novel biological and clinical findings continue to be reported in the research field of urological cancers. This comprehensive review aims to give an update of recent advances in EV technologies and summarize the state-of-the-art knowledge of EVs related to prostate cancer, bladder cancer and kidney cancer, particularly focusing on the potential of EV as biomarkers and their biological roles in promoting cancer and metastasis.



Pyruvate kinase M2: A multifarious enzyme in non-canonical localization to promote cancer progression

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Sajid Amin, Peng Yang, Zhuoyu Li

Abstract

Rewiring glucose metabolism, termed as Warburg effect or aerobic glycolysis, is a common signature of cancer cells to meet their high energetic and biosynthetic demands of rapid growth and proliferation. Pyruvate kinase M2 isoform (PKM2) is a key player in such metabolic reshuffle, which functions as a rate-limiting glycolytic enzyme in the cytosol of highly-proliferative cancer cells. During the recent decades, PKM2 has been extensively studied in non-canonical localizations such as nucleus, mitochondria, and extracellular secretion, and pertained to novel biological functions in tumor progression. Such functions of PKM2 open a new avenue for cancer researchers. This review summarizes up-to-date functions of PKM2 at various subcellular localizations of cancer cells and draws attention to the translocation of PKM2 from cytosol into the nucleus induced by posttranslational modifications. Moreover, PKM2 in tumor cells could have an important role in resistance acquisition processes against various chemotherapeutic drugs, which have raised a concern on PKM2 as a potential therapeutic target. Finally, we summarize the current status and future perspectives to improve the potential of PKM2 as a therapeutic target for the development of anticancer therapeutic strategies.



Rethinking pulmonary toxicity in advanced non-small cell lung cancer in the era of combining anti-PD-1/PD-L1 therapy with thoracic radiotherapy

Publication date: April 2019

Source: Biochimica et Biophysica Acta (BBA) - Reviews on Cancer, Volume 1871, Issue 2

Author(s): Mengqian Li, Lu Gan, Andrew Song, Jianxin Xue, You Lu

Abstract

The combination of programmed cell death 1/programmed cell death ligand 1 blockade and thoracic radiotherapy has become the new standard of care in the treatment of locally advanced non-small-cell lung cancer. The information regarding the pulmonary safety of such therapy remains limited to mostly retrospective studies and case reports with a small portion of data from prospective clinical trials. By analyzing the underlying mechanisms of interactions between radiation and immunotherapy from preclinical data and summarizing safety data from relevant clinical studies with pulmonary toxicity, we believe that longer and rigorous follow-up is warranted, to determine if the combination of such modalities is appropriate for patients without risking undue toxicity.



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