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There is accumulating evidence that Balkan endemic nephropathy (BEN) is an environmental disease caused by aristolochic acids (AAs) released from the decomposition of Aristolochia clematitis L., an AA-containing weed that grows abundantly in the Balkan Peninsula. AA exposure has also been associated
Emerging evidence suggests that aristolochic acids (AA) produced naturally by a common weed Aristolochia clematitis in the cultivation fields is contaminating the food products in Balkan Peninsula and acting as the etiological agent in the development of Balkan endemic nephropathy. In this study, we
A nonhemorrhagic proteinase B-20 from the venom of Bitis arietans has been purified to apparent electrophoretic homogeneity by chromatography on Sephadex G-100, Q-Sepharose, and CM-cellulose. It has a molecular weight of 20 k Da as determined by size exclusion chromatography on Sephadex G-100 and