Óxido-nítrico-sintases e doenças cardiovasculares

2011 
O conhecimento das oxido-nitrico-sintases (NOSs) e de extrema importância cientifica, nao so para o entendimento de novos mecanismos fisiopatologicos, mas, tambem, por ser um alvo para descoberta de novas intervencoes terapeuticas. Assim, o proposito deste texto e o de atualizar o papel das NOSs nos mecanismos fisiopatologicos das principais doencas cardiovasculares: infarto agudo do miocardio, sindrome metabolica, insuficiencia cardiaca e outras doencas cardiovasculares. Incluindo conceitos adicionais, discute-se, tambem, o duplo papel das NOSs na fisiopatologia das doencas cardiovasculares.(AU) Knowledge of nitric oxide synthases (NOSs) is of scientific importance, not only for our understanding of new pathophysiological mechanisms, but also a target for the discovery of new therapeutic interventions. Thus, the purpose of this paper is to update the role of NOSs in the pathophysiological mechanisms of major cardiovascular diseases: acute myocardial infarction, metabolic syndrome, heart failure and other cardiovascular diseases. Including additional concepts the NOSs dual role in the pathophysiology of cardiovascular diseases is also being discussed.(AU)
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