weight-gain and potency enhancing drugs are the most popular herbal products in iran which are easily available via the internet and through illegal markets. the content of some of these popularly purchased products were investigated for the presence of illegal substance like phosphodiesterase inhibitors (pdh-5) and corticosteroids by hplc method. for this study, ten samples of both kind of her...

in this paper a general discussion of the available data on the role of prostaglandin (pg) and phosphodiesterase is discussed. functional studies would be a next step to understand the functional meaning of the data described in this paper. the data presented are a basis for further research on selective modulation of the ep1 and ep2 receptor which could be a therapeutic target in functional bl...