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Patent No: US7306817 [USA] Application No: 10/960,064
Title: Herbal composition for treating cd33+ acute and chronic myeloid leukemia and a method thereof
Issue Date: 11-12-2007 File Date: 08-10-2004
Inventor(s): Bandyopadhyay Santu; Roy Keshab Chandra; Ray Mitali; Banerjee Goutam; Pal Bikash Chandra; Biswas Tanusree; Bhattacharya Samir
IPC Classification: A01N 65/00 (20060101)
Abstract:
A method of treating CD33+ acute and chronic myeloid leukemia in animals including humans, using fraction nos. 1 and 9 obtained from water: methanol fraction by column chromatography, with ratio of water and methanol ranging between 1:5 to 5:1, wherein said water:methanol fraction is obtained from the polar extract of Piper betel by HPLC, with retention time of 3.6 and 24.0 minutes respectively, with said fractions used both individually, and in combination, and a composition comprising the said fraction nos. 1 and 9.
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