Guilherme Ferreira dos Santos

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The antioxidant effects of the hydro-alcoholic guaraná extract (Paullinia cupana var. sorbilis Mart.) on nitric oxide (NO) and other compounds generated from the degradation of sodium nitroprusside (SNP) in an embryonic fibroblast culture (NIH-3T3 cells) were evaluated. The guaraná bioactive compounds were initially determined by high-performance liquid(More)
Clinical Practice Guidelines are instruments to support decision to improve the quality of clinical care. An expert group from McMaster University (Canada) has developed - from high-quality literature sources - a guidance on the practical steps for their development, dissemination, implementation and evaluation. This is the 1st time anyone seeks to bring(More)
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