نتایج جستجو برای: datura innoxia
تعداد نتایج: 1039 فیلتر نتایج به سال:
To investigate the phytochemicals present in leaves of Datura innoxia and to assess its antioxidant antibacterial properties different organic solvents, leaf extracts were exposed standardized techniques. Folin–Ciocalteu method Aluminium chloride proved that ethanolic extract has maximum phenolic content (72.35± 0.52 mg GAE/g) flavonoid (29.21± 1.25 EQ/g) respectively. The highest DPPH radical ...
This study was designed to synthesize and evaluate derivatives of scopolamine (1) as acetylcholine esterase and protease inhibitors. Scopolamine (1) was extracted from the aerial parts of Datura innoxia through bioassay guided fractionation. Five different derivatives of scopolamine (1) were synthesized, and identified through spectroscopic studies. Their acetylcholine esterase (AChE) and tryps...
An enzyme system from Datura innoxia roots oxidizing formylphenylacetic acid ethyl ester was purified 38-fold by conventional methods such as (NH4)2SO4 fractionation, negative adsorption on alumina Cy gel and chromatography on DEAE-cellulose. The purified enzyme was shown to catalyse the stoicheiometric oxidation of formylphenylacetic acid ethyl ester to benzoylformic acid ethyl ester and formi...
A wild-type Datura innoxia cell line (Px4) was used to select methotrexate-resistant cells through a stepwise procedure. Two independently selected cell lines, MTX161 and MTX132, were stable and shown to be 5 to 15 times more resistant to methotrexate than wild type. These methotrexate-resistant cells were similar to the wild-type cells in levels and kinetic properties of dihydrofolate reductas...
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