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Now showing items 11-20 of 44
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 ...
Efeitos do acetato de chumbo em tecido ósseo de ratos
(Universidade Federal de São Carlos, 2009-04-09)
Lead is a ubiquitous pollutant in the environmental ecosystem which distribution is mainly anthropogenic, come from burning fossil fuels, mining and various industrial products. There
is little knowledge of the involvement ...
Efeitos da injeção de moxonidina no controle da ingestão de sódio e regulação cardiovascular.
(Universidade Federal de São Carlos, 2003-02-28)
Deficit of water and sodium in the body is detected by receptors located in different parts of the body. These receptors or hormones signalize to specific areas in the brain that control renal responses and water and sodium ...
Detecção do limiar de lactato salivar e da variabilidade da freqüência cardíaca em exercício resistido: comparação entre métodos.
(Universidade Federal de São Carlos, 2007-03-14)
Important researches had shown the benefits of resistance training programs
for rehabilitation as well as prophylaxis of physical incapacity. However few studies had
investigated the responses of the intermediate metabolism ...
Avaliação do papel dos receptores 5-HT3 da substância cinzenta periaquedutal de camundongos submetidos ao labirinto em cruz elevado
(Universidade Federal de São Carlos, 2009-04-24)
The exposure of animals to aversive situations, such as elevated plus-maze (EPM), activates serotonergic pathways with projections into structures involved in the defense system, such as the amygdala, septum, hypothalamus, ...
Núcleo central da amígdala e Núcleo parabraquial lateral no controle da ingestão de sódio
(Universidade Federal de São Carlos, 2009-12-07)
Previous studies have shown the importance of serotonergic GABAergic and aadrenergic mechanisms of the lateral parabraquial nucleus (LBPN) in the control of sodium intake. The importance of the central nucleus of the ...