A calcium sennoside was extracted by developed microwave assisted extraction technique from Senna leaves. Microwave extraction was carried out at 250 W for 20 minutes, 350 W for 15 minutes and 450 W for 10 min heating period, these produced increase yields of calcium sennosides when compared to conventional heating. The yield of calcium sennosides obtained by microwave extraction was found to b...

Onpi-to, an herbal medicine composed of five crude drugs (Rhei Rhizoma, Glycyrrhizae Radix, Ginseng Radix, Zingiberis Rhizoma and Aconiti Tuber), was administered orally to rats. Onpi-to includes 1.240% of total potential rhein derived from sennoside A, sennoside B, rhein 8-O-glucopyranoside and rhein. Plasma, urinary and biliary levels of rhein were determined by an HPLC-UV method. The plasma ...

There were substantiated the expediency of the using for the determination of identity of Cassia acutifolia Del. leaves of spectrophotometry and TLC. As the results of the chemical study of Cassia acutifolia leaves there were isolated the predominant components of this plant 1,7-dihydroxy-3carboxyanhraquinone, 8-O-β-D-glucopyranoside of torachrysone, kaempferol-3-O-gentiobioside and on this bas...

Modified lycopodium spore method has been developed for simple and rapid quantification of herbal powdered formulations. Lycopodium spore method was performed on Panchsakar churna, an Ayurvedic formulation used in constipation and piles. Estimation of diagnostic characters of each ingredient of Panchsakar churna individually and collectively on the powdered formulation was carried out. Microsco...

Materials and methods The experimental protocol was approved by the institutional review board (National Cancer Center, #2013-244) and written informed consent was obtained. Participants were 8 healthy Japanese males (age 30-46 years). Exclusion criteria were use of antibiotics in the previous year, previous colonoscopy, smoking, alcohol consumption, and history of appendectomy, diabetes, cardi...