Now showing items 11-14 of 14
Chronic restraint or variable stresses differently affect the behavior, corticosterone secretion and body weight in rats
(Physiology & Behavior, 2007-01-30) [Artigo]
Organisms are constantly subjected to stressful stimuli that affect numerous physiological processes and activate the hypothalamo-pituitary-adrenal (HPA) axis, increasing the release of glucocorticoids. Exposure to chronic ...
Stress induces behavioral sensitization, increases nicotine-seeking behavior and leads to a decrease of CREB in the nucleus accumbens
(Pharmacology Biochemistry and Behavior, 2012-05-01) [Artigo]
Experimental evidence shows that exposure to stress engenders behavioral sensitization and increases drug-seeking and leads to intense drug taking. However the molecular mechanisms involved in these processes is not well ...
Ontogênese, estresse e dependência de substâncias psicoativas
(Revista Brasileira de Ciências Farmacêuticas, 2007-09-01) [Artigo]
O estudo da dependência de substâncias psicoativas apresentou grandes avanços conceituais nas últimas décadas. A evolução dos conceitos foi paralela às evidências científicas que têm revelado os aspectos comportamentais e ...
Effects of simultaneous exposure to stress and nicotine on nicotine-induced locomotor activation in adolescent and adult rats
(Brazilian Journal of Medical and Biological Research, 2012-01-01) [Artigo]
Preclinical studies have shown that repeated stress experiences can result in an increase in the locomotor response to the subsequent administration of drugs of abuse, a phenomenon that has been termed behavioral ...