A growing number of studies suggest that natural extracts and phytochemicals have a positive impact on brain aging. We examined the potential of the Ginkgo biloba extract EGb 761 and red wine-derived constituents on cell death produced by beta-amyloid (Abeta) peptides and oxidative stress, with respect to their possible deleterious role in age-related neurological disorders. We found that EGb 7...

Many epidemiological studies indicate that consumption of dietary polyphenolic compounds is beneficial in the prevention of cardiovascular diseases. Xanthones are a class of polyphenolic compounds that commonly occur in plants and have been shown to have extensive biological and pharmacological activities. Recently, the pharmacological properties of xanthones in the cardiovascular system have a...

BACKGROUND As first responders, police officers may be exposed to infectious agents such as hepatitis viruses and human immunodeficiency virus. Their risk of infection by these viruses can be reduced with training, monitoring and, with some viruses, vaccination. AIMS To examine infection prevention policies and practices among police departments and determine provision of vaccination and infe...

Measles, mumps and rubella are viral infectious diseases that may result in serious complications. Since the production of vaccines, the number of cases of these diseases has been dropped. Nevertheless, these infectious diseases are still one of the major health problems in developing countries. In this study, in order to evaluate the protective responses against measles, mumps and rubella, the...