5,458 research outputs found

    Personal and family correlates to happiness amongst Italian children and pre-adolescents

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    This study examines how family functioning, the parent-child relationship and personal factors are related to happiness in 1549 children aged 7 to 14 years old (53% females) in Italy. Children and pre-adolescents completed a set of questionnaires on self-rated happiness, self-concept and loneliness. At least one of their parents filled in questionnaires on family functioning, attachment and their child’s happiness level. No gender differences were found in the direct measure of happiness, but younger participants were happier than older participants, according to both the children’s and parents’ evaluations. Happiness is influenced by positive self-concept, self-esteem and low levels of satisfaction but family functioning does not seem to play a major role. The clinical and social implications of the study are discussed.peer-reviewe

    Agri-food exports and the enlarged european union

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    This paper explores agri-food export dynamics in New Member States (NMS) and Old Member States (OMS) of the European Union during the enlargement process. A quality-oriented survey is conducted by developing an original analytical framework which combines information from trade similarity analysis with elements from the sophistication literature. Country and sector specific features seem to emerge, revealing a more complex picture than that produced by aggregated trade analysis. While for some NMS agri-food exports, patterns converge towards OMS with regard to size, competitiveness and quality improvement process, for other NMS, a low-quality trap seems to prevail.Agri-food sector, export dynamics, EU enlargement, quality upgrading

    Interpersonal and intrapersonal differences among adolescent nonsmokers, ex-smokers, and smokers

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    Background: A large body of research has traced tobacco dependence among adolescents to a series of intrapersonal and interpersonal factors. However, there are remaining questions regarding the differences on these factors related to tobacco use. Objectives: We sought to investigate intrapersonal and interpersonal differences among adolescent nonsmokers, ex-smokers, and smokers. Methods: We used data from a 3-year project designed to investigate and address tobacco dependence among 1071 students (Mage = 15.76, SD = 1.52; girls = 51.54%) who were recruited from 11 high schools. Participants, filling out a survey, provided information on tobacco use (nonsmoker, ex-smoker, and smoker), tobacco-related experiences (smoking-related risk perception, parental smoking, number of friends who smoke, resisting peer pressure to smoke), cognitive variables (metacognitive skills), and personality traits (disinhibition and impulsivity). Results: Results from a discriminant function analysis showed that smokers and ex-smokers reported more disinhibition, impulsivity, number of friends who smoke and less self-control under peer pressure to smoke compared to nonsmokers. Ex-smokers reported less metacognitive processes, more smoking-related risk perception and were less likely to have parents who smoke. Conclusions/Importance: Interventions and campaigns aimed to persuade adolescents to stop smoking should work to develop adaptive metacognitive skills and an accurate risk perception of tobacco use. © 2017 Taylor & Francis Group, LL

    Potential for social involvement modulates activity within the mirror and the mentalizing systems

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    Processing biological motion is fundamental for everyday life activities, such as social interaction, motor learning and nonverbal communication. The ability to detect the nature of a motor pattern has been investigated by means of point-light displays (PLD), sets of moving light points reproducing human kinematics, easily recognizable as meaningful once in motion. Although PLD are rudimentary, the human brain can decipher their content including social intentions. Neuroimaging studies suggest that inferring the social meaning conveyed by PLD could rely on both the Mirror Neuron System (MNS) and the Mentalizing System (MS), but their specific role to this endeavor remains uncertain. We describe a functional magnetic resonance imaging experiment in which participants had to judge whether visually presented PLD and videoclips of human-like walkers (HL) were facing towards or away from them. Results show that coding for stimulus direction specifically engages the MNS when considering PLD moving away from the observer, while the nature of the stimulus reveals a dissociation between MNS -mainly involved in coding for PLD- and MS, recruited by HL moving away. These results suggest that the contribution of the two systems can be modulated by the nature of the observed stimulus and its potential for social involvement

    Rare diseases leading to childhood Glaucoma. epidemiology, pathophysiogenesis, and management

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    Noteworthy heterogeneity exists in the rare diseases associated with childhood glaucoma. Primary congenital glaucoma is mostly sporadic; however, 10% to 40% of cases are familial. CYP1B1 gene mutations seem to account for 87% of familial cases and 27% of sporadic cases. Childhood glaucoma is classified in primary and secondary congenital glaucoma, further divided as glaucoma arising in dysgenesis associated with neural crest anomalies, phakomatoses, metabolic disorders, mitotic diseases, congenital disorders, and acquired conditions. Neural crest alterations lead to the wide spectrum of iridocorneal trabeculodysgenesis. Systemic diseases associated with childhood glaucoma include the heterogenous group of phakomatoses where glaucoma is frequently encountered in the Sturge-Weber syndrome and its variants, in phakomatosis pigmentovascularis associated with oculodermal melanocytosis, and more rarely in neurofibromatosis type 1. Childhood glaucoma is also described in systemic disorders of mitotic and metabolic activity. Acquired secondary glaucoma has been associated with uveitis, trauma, drugs, and neoplastic diseases. A database research revealed reports of childhood glaucoma in rare diseases, which do not include glaucoma in their manifestation. These are otopalatodigital syndrome, complete androgen insensitivity, pseudotrisomy 13, Brachmann-de Lange syndrome, acrofrontofacionasal dysostosis, caudal regression syndrome, and Wolf-Hirschhorn syndrome

    Elevated serum levels of macrophage migration inhibitory factor and stem cell growth factor β in patients with idiopathic and systemic sclerosis associated pulmonary arterial hypertension.

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    Pulmonary arterial hypertension (PAH) can be idiopathic or secondary to autoimmune diseases, and it represents one of the most threatening complications of systemic sclerosis (SSc). Macrophage migration inhibitory factor (MIF) is a pleiotropic cytokine with proinflammatory functions that appears to be involved in the pathogenesis of hypoxia-induced PH. In SSc patients, high serum levels of MIF have been associated with the development of ulcers and PAH. Stem cell growth factor β (SCGF β) is a human growth factor that, together with MIF, is involved in the pathogenesis of chronic spinal cord injury. The aim of our study was to measure serum levels of MIF in patients with idiopathic and SSc-associated PAH. We enrolled 13 patients with idiopathic PAH and 15 with SSc-associated PAH. We also selected 14 SSc patients without PAH and 12 normal healthy controls, matched for sex and age. PAH was confirmed by right hearth catheterism (mPAP>25 mmHg). MIF and SCGF β levels were measured by ELISA. We found significantly higher circulating levels of MIF and of SCGF β in patients with idiopathic PAH (P=0.03 and P=0.004) and with PAH secondary to SSc (P=0.018 and P=0.023) compared to SSc patients without PAH. Higher levels of MIF were found in those patients with an higher New York Heart Association (NYHA) class (P=0.03). We can hypothesize that MIF and SCGF β are able to play a role in PAH, both idiopathic or secondary, and in the future they may be evaluated as useful biomarkers and prognostic factors for this serious vascular disease

    Espermatocele calcificado en paciente con malformación congénita y litiasis renal

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    OBJETIVOS Paciente varon de 82 anos acudio a consulta por dolor en flanco izquierdo. Los examenes fisico general y abdominal fueron negativos. A nivel inguinoescrotal derecho se constataba la presencia de una voluminosa masa paratesticular, que no transiluminaba, de consistencia dura y firme por encima del testiculo, sin dolor al tacto

    Prevention and early diagnosis of oral carcinoma in construction workers in Italy: a pilot project

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    Objectives: A research project on occupational exposure in relation to oral carcinoma was periodic compulsory check-ups, oral examinations were performed to detect pathologies and the prevalence of potentially neoplastic oral conditions and a selfassessment questionnaire was administered to all of the subjects. The questionnaire was structured to collect information regarding demographic and clinical characteristics, risk habits (tobacco and alcohol consumption) and oral health habits, and to allow an assessment of knowledge about oral cancer, related risk factors and early signs. Results: The study cohort included people with different ethnicities, and there were significant differences in clinical characteristics between Italians and other Europeans. The subjects showed a good knowledge about oral cancer and related risk factors (with correct answers provided to >50% of the questions) but insufficient knowledge about the early signs of oral carcinoma (correct-answer rates of 16–42%). There were high rates of habits that are potentially harmful to oral health, such as smoking (43.8%) and alcohol consumption (57%). The daily habit of brushing teeth was present in 92.6% of the subjects, but they had a low propensity to undergo regular dental examinations. The percentage of subjects with pathologies of the oral cavity was 18.6%. Conclusions: Despite the smallness of the sample, this pilot project could facilitate the acquisition of valid and cost-effective data for the primary prevention of oral cancer through information and educational campaigns on the related risk factors

    Personal and Family Correlates to Happiness amongst Italian Children and Pre-adolescents

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    This study examines how family functioning, the parent-child relationship and personal factors are related to happiness in 1549 children aged 7 to 14 years old (53% females) in Italy. Children and pre-adolescents completed a set of questionnaires on self-rated happiness, self-concept and loneliness. At least one of their parents filled in questionnaires on family functioning, attachment and their child's happiness level. No gender differences were found in the direct measure of happiness, but younger participants were happier than older participants, according to both the children's and parents' evaluations. Happiness is influenced by positive self-concept, self-esteem and low levels of satisfaction but family functioning does not seem to play a major role. The clinical and social implications of the study are discussed.Peer reviewe

    IGF-1 Regulates the extracellular level of active MMP-2 and promotes MĂĽller glial cell motility

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    In ischemic proliferative retinopathies, Müller glial cells (MGCs) acquire migratory abilities. However, the mechanisms that regulate this migration remain poorly understood. In addition, proliferative disorders associated with enhanced activities of matrix metalloproteinases (MMPs) also involve insulin-like growth factor (IGF)-1 participation. Therefore, the main interest of this work was to investigate the IGF-1 effect on the extracellular proteolytic activity in MGCs.Methods: Cell culture supernatants and cell lysates of the human MGC line MIO-M1 stimulated with IGF-1 were analyzed for MMP-2 by zymographic and Western blot analysis. The MGCs´ motility was evaluated by scratch wound assay. The MMP-2, β1-integrin, and focal adhesions were detected by confocal microscopy. The localization of active MMPs and actin cytoskeleton were evaluated by in situ zymography.Results: The IGF-1 induced the activation of canonical signaling pathways through the IGF-1R phosphorylation. Culture supernatants showed a relative decrease in the active form of MMP-2, correlating with an increased accumulation of MMP-2 protein in the MGCs´ lysate. The IGF-1 effect on MMP-2 was abolished by an IGF-1R blocking antibody, αIR3, as well as by the PI3-kinase inhibitor, LY294002. The IGF-1 increased the migratory capacity of MGCs, which was blocked by the GM6001 MMP inhibitor, LY294002 and αIR3. Finally, IGF-1 induced the intracellular distribution of MMP-2 toward cellular protrusions and the partial colocalization with β1-integrin and phospo-focal adhesion kinase signals. Gelatinase activity was concentrated along F-actin filaments.Conclusions: Taken together, these data indicate that IGF-1, through its receptor activation, regulates MGCs´ motility by a mechanism that involves the MMP-2 and PI3K signaling pathway.Fil: Lorenc, Valeria Erika. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; ArgentinaFil: Jaldín Fincati, Javier Roberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; ArgentinaFil: Luna Pinto, Jose Domingo. Departamento de Vítreo-retina, Centro Privado de Ojos R; ArgentinaFil: Chiabrando, Gustavo Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; ArgentinaFil: Sanchez, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Córdoba. Centro de Investigaciones en Bioquímica Clínica e Inmunología; Argentin
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