Studies on absorption mechanism of loganin in intestines of rats Absorption of aqueous extracts from Salviae Miltiorrhizae Radix et Rhizoma by everted intestinal sac method Absorption mechanism of tanshinoneⅡA, cryptotanshinone, tanshinone I and tanshinones extract in rat small intestine in vivo Study on in situ intestinal absorption of baicalin contained in Tiangou Jiangya capsules Biopharmaceutics classification and absorption mechanisms primary study on four kinds of flavonoids Absorption mechanism of neobavaisoflavone in Caco-2 cell monolayer mode Effect of two microbial concoctions on wheat seedling growth and phosphorus absorption Transport characteristics of ligustrazine across Caco-2 cell monolayer model and its effect on P-glycoprotein expression Transport characteristics of hydroxysafflor yellow A across Caco-2 cell monolayer model