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Project Horizonte, an open cohort of homosexual and bisexual human immunodeficiency virus (HIV-1) negative men, is a component of the AIDS Vaccine Program, in Belo Horizonte, Minas Gerais, Brazil. The objective of this study was to compare volunteers testing HIV positive at cohort entry with a sample of those who tested HIV negative in order to identify(More)
INTRODUCTION The organ shortage for transplantation, the principal factor that increases waiting lists, has become a serious public health problem. In this scenario, the intensivist occupies a prominent position as one of the professionals that first has a chance to identify brain death and to be responsible for the maintenance of the potential deceased(More)
In recent years, much attention has been given to dietary antioxidants, especially polyphenols. Several peptides derived from protein molecules have also been found to show antioxidant capacity along with other biological properties and thus there is an increasing interest in these compounds as health promoters. This review summarizes and discusses the main(More)
The objective of this study was to evaluate the effectiveness of synchronization of follicular wave emergence using steroid hormone treatments in Nelore cows. Donors were placed into three groups. Those that were between days 9 and 12 of their cycle (estrus=day 0) formed the TI group (n=60), whilst those that were in any other stages of their estrus cycle(More)
Numerous studies in humans, animal models and cell lines have suggested the potential benefits from the consumption of green tea polyphenols, including prevention of cancer and heart diseases. However these potential effects have been strongly limited by green tea catechins low bioavailability, which hinders the development of therapeutic applications. In(More)
AIMS Prior to establishing a national prevention of blindness program a population based survey was conducted in Cape Verde Islands in1998. The objectives of the survey were to estimate the overall and age-specific prevalence of blindness and low vision, to identify the main disorders causing blindness and low vision, and to estimate the population need for(More)
There have been some reports on the risk of developing hemosiderosis in hemodialysis patients when heavily transfused and simultaneously possessing hemochromatosis alleles (HA). We evaluated 99 patients on chronic hemodialysis estimating their serum ferritin (SF) levels, transfusion rate, and prevalence of HLA A3, B7 and B14 alleles, which are considered to(More)
The objective of the present study was to evaluate the superovulatory response and ova/embryo recovery from Nelore donors following treatment with a controlled internal drug releasing device and estradiol benzoate (CIDR-B program) at different stages of the estrous cycle. The control group (TI; n=40) received a standard superovulation protocol with females(More)