it has been reported that several members of convolvulaceae family such as convolvulus arvensis possess cytotoxic activity on some tumor cell lines. proteoglycan mixture, the water extract of c. arvensis with high molecular weight, has potent anti-angiogenesis and stimulating effects. in this study, arial parts of c. arvensis were collected and identified, and the cytotoxic effects of chlorofor...

in present study different protein measurement methods are evaluated on the allergenic extract of chenopodium album pollen, which was previously prepared in our laboratory and applied in skin prick testing in comparison with a commer¬cial extract. the protein content of similar amounts of these two extracts which had caused similar skin reactions were measured with different protein assays such...

objective(s) cigarette and nicotine enhances embryogenesis, fertility, pregnancy loss and ultrastructure alterations of oocyte. this study was performed to determine the effect of daily supplementation of vitamin e on oocytes apoptosis in nicotine-treated mice. materials and methods in this experimental study, 24 nmari adult female mice were randomly allocated into four experimental groups. for...

objective(s) comparison of prooxidant-antioxidant balance (pab) assay with crocin assay. materials and methods twenty eight serum samples were chosen, pab and the total antioxidant capacity were measured by pab assay and crocin, respectively, and the correlation of both assays, along with their correlation with other clinical and biochemical parameters, were determined. results a significant ne...

background the increasing use of herbal drugs and their ease of accessibility and availability have necessitated the use of mutagenicity test to analyze their toxicity and safety. objectives this study aimed to evaluate the genotoxicity of sankol herbal medicine in dna breakage of rat hepatocytes in comparison with h2o2 by single cell gel electrophoresis technique or comet assay. materials and ...