background: schistosomiasis is considered as one of the most important infections in ruminants. the flukes are found in the blood vessels of animals. this parasite has been observed in many countries such as: turkmenistan, kazakhstan, iran, iraq and parts of europe. objectives: aim of this study was to determine the contamination of schistosoma turkestanicum in sheep in the central region of ma...

Seven stilbenes and one catechin were bioactivity-guidedly isolated from the rhizomes of Rheum palmatem. Their structures were identified as piceatannol (1), resveratrol (2), piceid (3), rhapontigenin (4), piceatannol-3´-O-β-D-glucopyranoside (5), rhaponticin (6), catechin (7) and desoxyrhapontigenin (8). Anti-monoamine oxidase (MAO) activities of compounds 1-8 were tested. Compounds 1 and 8 sh...

The aim of the study is to evaluate ethanol extract Rheum ribes root (RTE), as well and young shoots (RYSE), for its chemical composition, antioxidant properties cytotoxic effects. Total polyphenols (TPC), total flavonoid (TFC), radical scavenging activity (DPPH), ferric reducing power (FRAP) extracts were determined using colorimetric methods. Mineral contents vitamin values samples by ICP-MS ...