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Effects of angiotensin (5-8) microinfusions into the ventrolateral periaqueductal gray on defensive behaviors in rats
(Elsevier B.V., 2013-11-01)
Peptides of the renin-angiotensin system modulate blood pressure and hydro-electrolyte composition. Angiotensin (Ang) receptors are localized in brain areas related to the regulation of autonomic and endocrine control and ...
Agressividade e ansiedade induzidas pelo estresse em peixe-zebra: envolvimento da monoamina oxidase, modulação redox e alterações neuroendócrinas
(Universidade Federal de Santa MariaBrasilBioquímicaUFSMPrograma de Pós-Graduação em Ciências Biológicas: Bioquímica ToxicológicaCentro de Ciências Naturais e Exatas, 2020-07-24)
Mental disorders are considered XXI century pandemics that cause various health diseases. About a third of people have problems related to mental health worldwide. Furthermore, several disorders are triggered by exacerbated ...
A inativação química do córtex cingulado anterior e da ínsula reverte a ansiedade em camundongos expostos ao modelo de empatia induzida pela nocicepção
(Universidade Federal de São CarlosUFSCarPrograma de Pós-Graduação em Psicologia - PPGPsiCâmpus São Carlos, 2020-03-05)
Empathy is characterized by the ability to recognize and respond to the emotional signals of others, being a crucial factor in the emotional experience and social interaction, allowing humans, as well as other species, to ...
Long-lasting marked inhibition of periaqueductal gray-evoked defensive behaviors in inescapably-shocked rats
(Wiley-Blackwell, 2014-01-01)
Clinical evidence suggests that depression and trauma predispose the subject to panic. Accordingly, here we examined the late effects of uncontrollable stress, a presumptive model of depression and/or traumatic disorder, ...
Des-acyl ghrelin and ghrelin O-acyltransferase regulate hypothalamic-pituitary-adrenal axis activation and anxiety in response to acute stress
(Endocrine Society, 2016-10)
Ghrelin exists in two forms in circulation, acyl ghrelin and des-acyl ghrelin, both of which have distinct and fundamental roles in a variety of physiological functions. Despite this fact, a large proportion of papers ...
Voluntary alcohol intake after noise exposure in adolescent rats: hippocampal-related behavioral alterations
(Elsevier Science, 2018-01)
Different physical or chemical agents, such as noise or alcohol, can induce diverse behavioral and biochemical alterations. Considering the high probability of young people to undergo consecutive or simultaneous exposures, ...
Exposure to enriched environment rescues anxiety-like behavior and miRNA deregulated expression induced by perinatal malnutrition while altering oligodendrocyte morphology
(Pergamon-Elsevier Science Ltd, 2019-06)
Maternal malnutrition is one of the major early-life adversities affecting the development of newborn's brain and is associated with an increased risk to acquire cognitive and emotional deficiencies later in life. Studies ...
Efeito de uma sessão de hipóxia intermitente e sua associação com fluoxetina sobre comportamento e parâmetros bioquímicos em camundongos submetidos ao modelo de contenção aguda
(Universidade Federal de Santa MariaBrasilFarmacologiaUFSMPrograma de Pós-Graduação em FarmacologiaCentro de Ciências da Saúde, 2022-08-16)
Mental illnesses are devastating illnesses that affect millions of people around the world. Depression and anxiety have significant financial and emotional costs for patients, families and society. Among the possible causes ...
Influência do manuseio neonatal sobre os efeitos do estresse emocional e sua interação com fármaco benzodiazepínico em ratos
(Universidade Federal de Santa MariaBRFarmacologiaUFSMPrograma de Pós-Graduação em Farmacologia, 2012-01-24)
Exposure of rodents to stimuli like neonatal handling, have been described to cause behavioral and physiological benefits in adulthood. On the other hand, exposure to adults to stressful environments can result in emotional ...