115 research outputs found

    Ecology of Alopoglossus angulatus and A. atriventris (Squamata, Gymnophthalmidae) in western Amazonia

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    We studied the ecology of Alopoglossus angulatus and A. atriventris in western Amazonia. Both species are found in leaf litter of lowland tropical forest, but A. angulatus tends to be found near water whereas A. atriventris is found in terra firme forest. Both tend to be active in shade on sunny and cloudy days. Body size of adults differs (A. angulatus larger), but species differences in sizeadjusted morphology are minor. Sexual dimorphism exists in relative head length (males larger) only in A. atriventris. Diets are similar, with roaches, spiders, grasshoppers/crickets, and springtails dominating the diet. Overall, these lizards are similar ecologically even though they occur together at many sites. Leaf litter and shaded forest appear to be requisites for survival at the local level

    Ecology of Alopoglossus angulatus and A. atriventris (Squamata, Gymnophthalmidae) in western Amazonia

    Get PDF
    We studied the ecology of Alopoglossus angulatus and A. atriventris in western Amazonia. Both species are found in leaf litter of lowland tropical forest, but A. angulatus tends to be found near water whereas A. atriventris is found in terra firme forest. Both tend to be active in shade on sunny and cloudy days. Body size of adults differs (A. angulatus larger), but species differences in sizeadjusted morphology are minor. Sexual dimorphism exists in relative head length (males larger) only in A. atriventris. Diets are similar, with roaches, spiders, grasshoppers/crickets, and springtails dominating the diet. Overall, these lizards are similar ecologically even though they occur together at many sites. Leaf litter and shaded forest appear to be requisites for survival at the local level

    An unusual cause of eosinophilic pleural effusion and migrating biliary stenosis: Strongyloides stercoralis infection in a young immunocompetent man

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    We present the case of a 33 year-old Italian man who came to our attention for epigastralgia associated with polyserositis (pleural and pericardial and peritoneal effusion with the involvement of the Douglas excavation), in the absence of a significant medical history. Laboratory analysis revealed exudative eosinophilic pleural effusion; serial imaging techniques showed a transient stenosis of the right hepatic duct and a subsequent stenosis of the left hepatic duct. After several negative sierological investigations, a positive antistrongyloides IgG antibodies titre rose suspicions of Strongyloides infection, which was confirmed by positive stool sample for parasite. Ivermectin-therapy was started and the patient’s fully recovered

    Weekend-Based Parent-Group Intervention to Reduce Stress in Parents of Children and Adolescents with Type 1 Diabetes: A Pilot Study

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    Diagnosis of type 1 diabetes (T1D) in a child is often associated with anger, denial, fear, and depression from the parents. The aim of the study was to improve parents' adaptation to the diagnosis of diabetes of their child. Sixty-two parents (29 mothers, 33 fathers) of 36 children with type 1 diabetes (mean age=11.3-3.3 years; diabetes duration>1 year; HbA1c=57 +/- 11 mmol/mol) participated in a three-day educational working group pilot intervention study. Intervention was based on the reexamination of the traumatic event of diagnosis of T1D through spatial and time-line anchorage, retracing of the future, emotional awareness, and interactive discussion. Relaxing technique, diaphragmatic breathing, and guided visualization were used by 2 psychologists and 1 pediatric endocrinologist. The study was approved by EC and participants filled a consent form. At baseline and after intervention, parents filled in a questionnaire including Diabetes-Related Distress (DRD), Parent Health Locus of Control Scale (PHLOC), Parent Stress Index Short Form (PSI-SF), Hypoglycemia Fear Survey-Parents (HFS-P) and Hypoglycemia Fear Survey-Parents of Young Children (HFS-P-YC), and Health Survey Short Form-36 (SF-36). Three months after the intervention, both parents reported a reduction in the "difficult child" subscale of the PSI-SF (p<0.05) and increased scores of social functioning of the SF-36 (p<0.05). DRD score was significantly reduced in mothers (p=0.03), while the "parental distress" subscale of the PSI-SF was significantly improved in fathers (p=0.03). This weekend-based parent group intervention seems to reduce stress and improve social functioning of parents of children and adolescents with type 1 diabetes

    Riscos cardiovasculares em idosos hipertensos

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    RESUMO: Este estudo procura avaliar a incidência de doenças cardiovasculares (DCV) em idosos hipertensos, por meio da análise conjunta de artigos que abordam a temática. Caracteriza-se por um resumo expandido em que foram considerados estudos que correlacionam a presença da hipertensão ao aparecimento de DCV, com foco na terceira idade da população brasileira. A partir da discussão dos resultados, percebeu-se a indispensabilidade do acompanhamento realizado por equipes multidisciplinares de atenção básica para a promoção e prevenção de saúde no grupo de idosos em estudo. Conclui-se, então, que é necessária a criação de estratégias que visem diminuir os riscos provenientes da hipertensão não controlada.Palavras-chave:Idosos. Hipertensão. Riscos cardiovasculares. Prevenção

    PAQ – Programa de avaliação da qualidade de produtos e serviços de informação: uma experiência no SIBi/USP

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    Descreve a experiência de implantação do Programa de Avaliação da Qualidade dos Produtos e Serviços (PAQ) do Sistema Integrado de Biblioteca da Universidade de São Paulo (SIBi/USP) e apresenta parte dos resultados obtidos na pesquisa. Baseados no modelo SERVQUAL, foram elaborados cinco diferentes questionários, enfocando as dimensões receptividade, empatia, confiabilidade, garantia e tangibilidade, utilizando-se escalas para a indicação do grau de importância e de satisfação do usuário para os itens apontados. A entrevista foi aplicada a um número acidental de usuários, durante uma semana. A análise dos questionários e das entrevistas apontou doze indicadores comuns nos dois métodos de abordagem. São apresentadas as principais recomendações para o aperfeiçoamento da metodologia empregada no estudo, bem como os indicadores que poderão ser incluídos nas próximas etapas do programa

    Loss of the Actin Remodeler Eps8 Causes Intestinal Defects and Improved Metabolic Status in Mice

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    In a variety of organisms, including mammals, caloric restriction improves metabolic status and lowers the incidence of chronic-degenerative diseases, ultimately leading to increased lifespan. Here we show that knockout mice for Eps8, a regulator of actin dynamics, display reduced body weight, partial resistance to age- or diet-induced obesity, and overall improved metabolic status. Alteration in the liver gene expression profile, in behavior and metabolism point to a calorie restriction-like phenotype in Eps8 knockout mice. Additionally, and consistent with a calorie restricted metabolism, Eps8 knockout mice show increased lifespan. The metabolic alterations in Eps8 knockout mice correlated with a significant reduction in intestinal fat absorption presumably caused by a 25% reduction in intestinal microvilli length. Our findings implicate actin dynamics as a novel variable in the determination of longevity. Additionally, our observations suggest that subtle differences in energy balance can, over time, significantly affect bodyweight and metabolic status in mice

    Lifestyles and socio-cultural factors among children aged 6-8 years from five Italian towns: The MAPEC-LIFE study cohort

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    Background: Lifestyles profoundly determine the quality of an individual’s health and life since his childhood. Many diseases in adulthood are avoidable if health-risk behaviors are identified and improved at an early stage of life. The aim of the present research was to characterize a cohort of children aged 6–8 years selected in order to perform an epidemiological molecular study (the MAPEC_LIFE study), investigate lifestyles of the children that could have effect on their health status, and assess possible association between lifestyles and socio-cultural factors. Methods: A questionnaire composed of 148 questions was administered in two different seasons to parents of children attending 18 primary schools in five Italian cities (Torino, Brescia, Pisa, Perugia and Lecce) to obtain information regarding the criteria for exclusion from the study, demographic, anthropometric and health information on the children, as well as some aspects on their lifestyles and parental characteristics. The results were analyzed in order to assess the frequency of specific conditions among the different seasons and cities and the association between lifestyles and socio-economic factors. Results: The final cohort was composed of 1,164 children (50.9 boys, 95.4% born in Italy). Frequency of some factors appeared different in terms of the survey season (physical activity in the open air, the ways of cooking certain foods) and among the various cities (parents’ level of education and rate of employment, sport, traffic near the home, type of heating, exposure to passive smoking, ways of cooking certain foods). Exposure to passive smoking and cooking fumes, obesity, residence in areas with heavy traffic, frequency of outdoor play and consumption of barbecued and fried foods were higher among children living in families with low educational and/or occupational level while children doing sports and consuming toasted bread were more frequent in families with high socio-economic level. Conclusions: The socio-economic level seems to affect the lifestyles of children enrolled in the study including those that could cause health effects. Many factors are linked to the geographical area and may depend on environmental, cultural and social aspects of the city of residence

    Ecosistemi per la ricerca Atti Convegno ACNP/NILDE Trieste, 22-23 maggio 2014

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    Il secondo convegno congiunto ACNP / NILDE: ecosistemi per la ricerca è stato ospitato dal 22 al 23 maggio 2014 dall’Università di Trieste. Sotto gli auspici della stessa Università di Trieste e degli altri enti di ricerca del Friuli Venezia Giulia1 sono stati affrontati in un’ottica internazionale i temi del rapporto tra cataloghi collettivi e servizi interbibliotecari, e il più generale ambito dei servizi bibliografici per la ricerca scientifica. ACNP e NILDE possono essere considerati un vero e proprio ecosistema. Le biblioteche e i bibliotecari collaborano tra di loro in maniera reciproca e secondo modalità interconnesse, offrendo agli utenti servizi sempre più evoluti e dinamici. Questo ecosistema, essendo aperto, mette i propri servizi a disposizione della ricerca scientifica in senso generale. Il convegno di Trieste ha offerto l’occasione di investigare e proporre soluzioni innovative, interconnessioni e relazioni nuove e più proficue. Il convegno ha presentato alcune rilevanti esperienze internazionali in tema di servizi interbibliotecari e cataloghi collettivi e la prosecuzione di attività che erano state proposte come spunti di ispirazione nel convegno precedente2 inoltre si sono condotte delle riflessioni sulle nuove esigenze dell’utenza. Una ultima parte è dedicata alla illustrazione degli sviluppi tecnici e le prospettive future di ACNP e di NILDE. Hanno partecipato all’evento oltre 200 colleghi italiani e stranieri ed i relatori dei 18 contributi provenivano da Italia, Germania, Austria, Grecia, Slovenia e Stati Uniti. Il carattere di confronto e di condivisione delle esperienze tipico della realtà partecipativa di ACNP e NILDE, è emerso anche in questa occasione nella tavola rotonda - di cui viene riportato un resoconto dettagliato - che ha affrontato il tema della valutazione della ricerca dal punto di vista delle biblioteche. Inoltre, la molto partecipata sessione poster ha ospitato 13 lavori- anch’essi riportati nel volume - incentrati oltre che su ACNP e NILDE anche sul tema ricerca e sistema biblioteca, dando ottimi spunti di partecipazione, dialogo e confronto sulle diverse realtà in cui operiamo
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