Tissue distribution of total alkaloids in Strychni Semen vesicle gel in rats after transdermal administration Alkaloids from fermentation product in Strychni Semen Effect of Strychni Semen Pulveratum with different grain size on rats suffered from rheumatoid arthritis and its safety comparison Effects of three kinds of volatile oils on in vitro percutaneous penetration of total alkaloids in Strychni Semen transdermal patches Effects of three kinds of volatile oils on in vitropercutaneous penetration of total alkaloids in Strychni Sementransdermal patches Tissue distribution of total alkaloids in Strychni Semen vesicle gel in rats after transdermal administration Effect of Strychni Semen Pulveratum with different grain sizes on rats suffered from rheumatoid arthritis and its safety comparison Alkaloids from fermentation product in Strychni Semen In vivo pharmacokinetics of strychnos alkaloids in rats after ig administration