43 research outputs found

    Maturidade emocional, locus de controle e ansiedade em pré- adolescentes obesos

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    Investigou-se aspectos do funcionamento psicológico como a maturidade emocional, locus de controle e ansiedade em pré-adolescentes obesos, através dos instrumentos: Teste do Desenho da Figura Humana (DFH), Escala de Locus de Controle para crianças e Escala de Ansiedade "RCMS". Os resultados não apontaram uma tendência específica quanto ao locus de controle ser mais interno ou externo. Em relação à ansiedade, enquanto traço de personalidade, a maioria dos sujeitos situou-se dentro do esperado para seu grupo etário. No DFH os índices relativos à Escala Evolutiva e à Escala Emocional encontraram-se também dentro do esperado, em sua maior parte. Tais resultados sugerem que não existe diferença entre pré-adolescentes obesos e pré-adolescentes em geral, quanto às variáveis estudadas. Entretanto, ser obeso pode estar associado a dificuldades de elaboração de aspectos evolutivos e emocionais para alguns indivíduos.Aspects of psychological functioning such as emotional maturity, locus of control and anxiety had been evaluated in obese preadolescents. The following instruments were used: Draw a Person Test - DAT; Locus of Control Scale for Children and the Revised Children Manifest Anxiety Scale (Portuguese versions). Results show no tendency for the locus of control to be more external or internal, when compared to normative data. The scores of anxiety, as personality trait, are compatible to the normative data. The DAT analysis showed that most of the results related to Developmental and Emotional Scales are within the norm values. These results suggest no differences between obese preadolescents and preadolescents in general, related to the aspects approached in this study. They also suggest that, for some individuals, being obese may be associated to some emotional suffering and difficulties in dealing with developmental aspects

    Emotional maturity, locus of control and anxiety in obese preadolescents

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    Investigou-se aspectos do funcionamento psicológico como a maturidade emocional, locus de controle e ansiedade em pré-adolescentes obesos, através dos instrumentos: Teste do Desenho da Figura Humana (DFH), Escala de Locus de Controle para crianças e Escala de Ansiedade "RCMS". Os resultados não apontaram uma tendência específica quanto ao locus de controle ser mais interno ou externo. Em relação à ansiedade, enquanto traço de personalidade, a maioria dos sujeitos situou-se dentro do esperado para seu grupo etário. No DFH os índices relativos à Escala Evolutiva e à Escala Emocional encontraram-se também dentro do esperado, em sua maior parte. Tais resultados sugerem que não existe diferença entre pré-adolescentes obesos e pré-adolescentes em geral, quanto às variáveis estudadas. Entretanto, ser obeso pode estar associado a dificuldades de elaboração de aspectos evolutivos e emocionais para alguns indivíduos.Aspects of psychological functioning such as emotional maturity, locus of control and anxiety had been evaluated in obese preadolescents. The following instruments were used: Draw a Person Test - DAT; Locus of Control Scale for Children and the Revised Children Manifest Anxiety Scale (Portuguese versions). Results show no tendency for the locus of control to be more external or internal, when compared to normative data. The scores of anxiety, as personality trait, are compatible to the normative data. The DAT analysis showed that most of the results related to Developmental and Emotional Scales are within the norm values. These results suggest no differences between obese preadolescents and preadolescents in general, related to the aspects approached in this study. They also suggest that, for some individuals, being obese may be associated to some emotional suffering and difficulties in dealing with developmental aspects

    Assessing the diversity of whiteflies infesting cassava in Brazil.

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    Background. The necessity of a competent vector for transmission is a primary ecological factor driving the host range expansion of plant arthropod-borne viruses, with vectors playing an essential role in disease emergence. Cassava begomoviruses severely constrain cassava production in Africa. Curiously, begomoviruses have never been reported in cassava in South America, the center of origin for this crop. It has been hypothesized that the absence of a competent vector in cassava is the reason why begomoviruses have not emerged in South America. Methods. We performed a country-wide whitefly diversity study in cassava in Brazil. Adults and/or nymphs of whiteflies were collected from sixty-six cassava fields in the main agroecological zones of the country. A total of 1,385 individuals were genotyped based on mitochondrial cytochrome oxidase I sequences. Results. A high species richness was observed, with five previously described species and two putative new ones. The prevalent species were Tetraleurodes acaciae and Bemisia tuberculata, representing over 75% of the analyzed individuals. Although we detected, for the first time, the presence of Bemisia tabaci Middle East-Asia Minor 1 (BtMEAM1) colonizing cassava in Brazil, it was not prevalent. The species composition varied across regions, with fields in the Northeast region showing a higher diversity. These results expand our knowledge of whitefly diversity in cassava and support the hypothesis that begomovirus epidemics have not occurred in cassava in Brazil due to the absence of competent vector populations. However, they indicate an ongoing adaptation process of BtMEAM1 to cassava, increasing the likelihood of begomovirus emergence in this cro

    Pervasive gaps in Amazonian ecological research

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    Pervasive gaps in Amazonian ecological research

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    Biodiversity loss is one of the main challenges of our time,1,2 and attempts to address it require a clear un derstanding of how ecological communities respond to environmental change across time and space.3,4 While the increasing availability of global databases on ecological communities has advanced our knowledge of biodiversity sensitivity to environmental changes,5–7 vast areas of the tropics remain understudied.8–11 In the American tropics, Amazonia stands out as the world’s most diverse rainforest and the primary source of Neotropical biodiversity,12 but it remains among the least known forests in America and is often underrepre sented in biodiversity databases.13–15 To worsen this situation, human-induced modifications16,17 may elim inate pieces of the Amazon’s biodiversity puzzle before we can use them to understand how ecological com munities are responding. To increase generalization and applicability of biodiversity knowledge,18,19 it is thus crucial to reduce biases in ecological research, particularly in regions projected to face the most pronounced environmental changes. We integrate ecological community metadata of 7,694 sampling sites for multiple or ganism groups in a machine learning model framework to map the research probability across the Brazilian Amazonia, while identifying the region’s vulnerability to environmental change. 15%–18% of the most ne glected areas in ecological research are expected to experience severe climate or land use changes by 2050. This means that unless we take immediate action, we will not be able to establish their current status, much less monitor how it is changing and what is being lostinfo:eu-repo/semantics/publishedVersio
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