A New Triterpenoid Saponin from Abrus precatorius Linn
نویسندگان
چکیده
منابع مشابه
A new triterpenoid saponin from Abrus precatorius Linn.
A new triterpenoid saponin, 3-O-β-D-glucopyranosyl-(1→2)-β-D-glucopyranosyl subprogenin D (1), together with six known triterpenoids: subprogenin D (2), abrusgenic acid (3), triptotriterpenic acid B (4), abruslactone A (5), abrusogenin (6) and abrusoside C (7) were isolated from the leaves and stems of Abrus precatorius. Their structures were elucidated on the basis of physical and NMR analysis...
متن کاملImmunopotentiating activity of abrin, a lectin from Abrus precatorius Linn.
A non-toxic dose of abrin, (1.25 microg/kg body wt) consecutively for five days in normal mice stimulated specific humoral responses. A noticeable increase was observed in total leucocyte count, lymphocytosis, weights of spleen and thymus, circulating antibody titre, antibody forming cells, bone marrow cellularity and alpha-esterase positive bone marrow cells. The results suggest that abrin can...
متن کاملAbrus precatorius Linn leaves in wistar rats
Abrus precatorius leaves have been used in traditional medicine for the treatment of a variety of diseases including cough, malaria and infertility in women. It has also been shown to have various useful pharmacological effects. In this study, oral acute toxicity of the aqueous, 70% methanol, Petroleum ether and Acetone extracts were investigated. The graphical method of Miller and Tainter was ...
متن کاملPolysaccharide structure of degraded glucomannan from Abrus precatorius Linn. seeds.
Degraded glucomannan was isolated from Abrus precatorius Linn. seed polysaccharide (Papilionaceae). Acid hydrolysis and methylation studies produced certain degraded methyl sugars as, 2, 3, 6-tri-O-methyl-D-glucose and 2, 3, 6-tri-O-methyl-D-mannose in 1:4 molar ratio. On the basis of hydrolysis and methylation experiments, a polysaccharide structure has been assigned to the degraded glucomanna...
متن کاملEffective detoxification of Abrus precatorius Linn. seeds by Shodhana
Ayurveda, which is one of the traditional systems of medicine of India, reports the seeds of Abrus precatorius (family: Fabaceae) can be used therapeutically after shodhana process, which removes the toxin. The main objective was to scientifically study the shodhana process by evaluating the safety and efficacy of A. precatorius seeds. Aqueous extract (A1) and detoxified extract (A2) of the see...
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ژورنال
عنوان ژورنال: Molecules
سال: 2011
ISSN: 1420-3049
DOI: 10.3390/molecules17010295