Rat intestine absorption kinetics study on cucurbitacin B-sodium deoxycholate/ phospholipid mixed nanomicelles with in vitro everted gut sacs model Studies on the Stability of Sodium Taurocholate in Different Media and in the Course of Sterilization Study on preparation and in vitro transdermal penetration of betulinic acid ethosomes modified by sodium deoxycholate Preliminary Studies on the Inclusion Compound of Cholate with β-Cyclodextrin Determination of percutaneous absorption characteristics of Panax notoginseng saponins transfersomes by in vitro skin permeation method