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Papel dos receptores GABA-benzodiazpínicos da amigdala na modulação da ansiedade em camundongos ingênuos e reexpostos ao labirinto em cruz elevado
(Universidade Federal de São Carlos, 2007-12-17)
Previous studies demonstrated that microinjections of midazolam (MDZ), GABAAbenzodiazepine
(BDZs) receptor agonist, into the amygdala (AMY) produce anxiolytic effects
in the elevated plus-maze (EPM) naïve-mice. During the ...
Metabolismo de carboidratos e de lipídeos durante o exercício na intensidade do limiar ventilatório e o período de recuperação de mulheres obesas
(Universidade Federal de São Carlos, 2008-06-27)
The inability to oxidize fat is a key factor in the etiology of obesity. However, improved performance and VO2max resulting from physical training leads to increased rates of oxidation of fats. Although, there is still a ...
Subtipos de receptores colinérgicos centrais envolvidos na salivação, ingestão de água e resposta pressora induzidas pela pilocarpina injetada perifericamente
(Universidade Federal de São Carlos, 2008-04-08)
The study of sialagog drugs has a relevant clinical interest for its use in
patients with reduced salivatory secretion. Cholinergic agonists are a type of
sialagog drug and pilocarpine is the most important cholinergic ...
Sensibilização cruzada entre anfetamina e nicotina: avaliação neuroquímica do núcleo acumbens e córtex préfrontal em ratos adolescentes e adultos
(Universidade Federal de São Carlos, 2009-09-24)
Nicotine and psychostimulants are often abused in combination. Drug abuse often begins during adolescence. Exposure to drugs of abuse during adolescence can have long-term consequences. We have previously demonstrated that ...
Efeitos da desconexão hipotalâmica aguda e crônica sobre as respostas pressoras induzidas pela injeção central de salina hipertônica, carbacol e angiotensina II em ratos.
(Universidade Federal de São Carlos, 2005-09-24)
Several anatomical and functional studies have demonstrated that the paraventricular nucleus of the hypothalamus (PVN) constitutes a neuroendocrine center. The PVN is intimately related to the regulation of the sympathetic ...
Contribuição relativa do cálcio extracelular e do retículo sarcoplasmático para o desenvolvimento de força de contração cardíaca de jeju, Hoplerythrinus unitaeniatus.
(Universidade Federal de São Carlos, 2005-12-19)
The present study anlyzed the in vivo and in vitro responses of the ventricular myocardium obtained from Hoplerythrinus unitaeniatus acclimated and tested at 25 ºC. The in vivo heart rate (fH bpm) was obtained (ECG ...
Avaliação do modelo de transtorno de estresse póstraumático (TEPT) e camundongos machos : efeitos do midazolam, sertralina e ausência de efeito da imipramina
(Universidade Federal de São Carlos, 2008-05-21)
The post-traumatic stress disorder (PTSD) affects a portion of subjects exposed to a traumatic event. This disorder leads to long-term alterations in the hypothalamus-pituitaryadrenal (HPA) axis, autonomic and cognitive ...
Mecanismos adrenérgicos do núcleo parabraquial lateral e da área Kölliker Fuse/A7 no controle da ingestão de água e sódio
(Universidade Federal de São Carlos, 2009-06-30)
The blockade of serotonergic receptors with methysergide or the activation of α2-adrenoceptors with moxonidine into the lateral parabrachial nucleus (LPBN) increases water and 0.3 M NaCl intake in rats treated with ...
Efeitos da acidose lática nos processos da contratilidade cardíaca do teleósteo de água doce matrinxã, Brycon cephalus
(Universidade Federal de São Carlos, 2009-08-28)
In the majority of the fish species already studied, cardiac force contraction is sensitive to small changes in the extracellular pH. During intense swimming, the increased lactic acid (LA) levels significantly reduce the ...
Toxicidade aguda, efeitos metabólicos e hematológicos subletais do fenol em pacu Piaractus mesopotamicus (Holmberg, 1887)
(Universidade Federal de São Carlos, 2008-11-25)
Phenol compounds and their derivatives are usually found in wastewaters. They may rise in aquatic environments from industry, sewage and country-farm wastes. In the present study we intended to determine the acute toxicity ...