Sugato Banerjee

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Chronic administration of aged garlic extract has been shown to prevent memory impairment in mice. Acute and chronic (21 days) effects of marketed formulation of crude garlic extract (Lasuna) were evaluated on learning and memory in mice using step down latency (SDL) by passive avoidance response and transfer latency (TL) using elevated plus maze.(More)
Methanolic and ethyl acetate extract of A. galanga showed significant central nervous system (CNS) stimulant activity in mice using actophotometer and rotarod test. CNS stimulation at a dose of 500 mg/kg was comparable with standard drugs caffeine and amphetamine derivative modalart. The extracts did not shown any depressant effect in forced swim or tail(More)
The cancer chemotherapeutic efficacy of 3,4-dihydroxybenzylamine (DHBA), a dopamine analog with reduced neurotoxic effects, was evaluated in strain A mice bearing transplantable Ehrlich's ascites carcinoma. The analog was administered intraperitoneally on day 1 post-transplantation at dose schedules of 50, 100 and 200 mg/kg/day for 7 consecutive days. The(More)
Concentrations of serotonin (5-HT) and its metabolite 5-hydroxyindoleacetic acid (5-HIAA) were studied in discrete areas of brain and in large intestine of Swiss mice following transplantation of Sarcoma 180 (S 180) ascites tumor. Significant increase in 5-HT levels (2 to 3.5-fold over controls, P < 0.05) was observed in raphe region of the brain throughout(More)
Justicia adhatoda (vasaka) leaves have long been used in Indian Ayurvedic system of medicine as antitussive. Its crude extract has been previously reported to have hepatoprotective activity. Vasicinone was isolated from leaves of J. adhatoda, column purified and characterized using, TLC UV, FT-IR and 1H NMR. The isolated vasicinone was evaluated for(More)
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