João Centurion Cabral

João Centurion Cabral
Universidade Federal do Rio Grande (FURG) | FURG

PhD

About

13
Publications
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189
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Publications

Publications (13)
Article
Aggression is a key component for social behaviour and can have an adaptive value or deleterious consequences. Here, we review the role of sex-related differences in aggressive behaviour in both human and nonhuman primates. First, we address aggression in primates, which varies deeply between species, both in intensity and in display, ranging from...
Article
Dominance and high status are directly associated with perception of angry expressions. However, studies that have sought to empirically assess the causal mechanisms between these construct are still relatively scarce. Moreover, several variables can influence and be influenced by both anger and dominance, increasing the complexity of synthesizing...
Article
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Introduction: Attention deficit hyperactivity disorder (ADHD) is a neuropsychiatric pathology that has an important prevalence among young people and is difficult to diagnose. It is usually treated with methylphenidate, a psychostimulant with a mechanism of action similar to that of cocaine. Previous studies show that repeated use of psychostimulan...
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A exposição a níveis elevados de cortisol e de estresse psicológico, assim como à reserva cognitiva, têm sido relacionadas a sintomas da Doença de Alzheimer. Contudo, não há estudos sobre a interação dessas variáveis. Objetivamos examinar as associações de medidas de cortisol e estresse psicológico e de reserva cognitiva com o desempenho neuropsico...
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Objective: To investigate the effects of ethanol exposure in adolescent rats during adulthood by assesssing aggression and anxiety-like behaviors and measuring the levels of inflammatory markers. Methods: Groups of male Wistar rats (mean weight 81.4 g, n = 36) were housed in groups of four until postnatal day (PND) 60. From PNDs 30 to 46, rats r...
Article
Social status plays a key role in expressing different emotions. However, little is known about which mechanisms underlie the variability of emotional responses that are linked to social hierarchy. Status instability-a natural characteristic of hierarchies-can help to untangle the status-emotion relationship. Therefore, we verified whether the emot...
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Las personas tienden a tener expectativas demasiado confiadas sobre sí mismos y sobre el futuro. Las cogniciones y emociones negativas tienen efectos directos sobre la agresión; sin embargo, pocos estudios han considerado la relevancia de las cogniciones positivas, como la autoconfianza y el optimismo. En este estudio, hemos tratado de evaluar si e...
Article
Objectives: The aim of this study was to evaluate impulsivity, inhibitory control, and alcohol use in preadolescents and adolescents aged 10 to 16 from public and private schools. Methods: Participants were 190 adolescents selected from public and private schools in Brazil. Neuropsychological measures related to impulsivity (i.e., Barratt Impuls...
Article
Anger may have evolved to orchestrate social bargaining behaviors, which ultimately can lead to establishment of dominance hierarchies. Although the relationship between anger and dominance has strong empirical support, most studies have focused on visual cues of dominance. Across two experiments, we tested the hypothesis that anger increases domin...
Article
Although audio-visual stimuli are among the most frequently used methods to elicit emotional reactions in experimental conditions, real-life manipulations have increasingly been used in different countries. However, the applicability of such protocols has not yet been tested in Brazilian Portuguese speakers. Thus, we conducted two experiments to in...
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The overall objective of this study was to investigate what is the relationship between the perception of teens about how their parents consume alcoholic beverages. The sample consisted of 74 adolescent students aged between 10 and 16 years of public and private schools in Porto Alegre, RS. A questionnaire about the first use of alcohol and drugs w...
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Resumo Devido às características da ciência polar, o desenvolvimento de um banco de dados temático enfrenta muitos desafios. Objetivando mensurar a produção científica sobre a Antártica e entender o papel das ciências huma-nas e da saúde, quantificaram-se os dados através de uma análise bibliométrica dos repositórios internacionais e das fontes de...
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Long-term stays in extreme environments, such as Polar Regions, may cause significant changes in the health and well-being of individuals. A systematic overview aimed to map studies about the psychological effects on Antarctic expeditioners. The reviewed data were categorized and divided into two thematic axes: Negative Effects, resulting from harm...

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