Pharmacokinetics of geniposide and its metabolite in rats Ⅰ Nasal absorption of iridoids in Xingnaojing Batch release control of Gardenia jasminoides intermediate purification process based on statistical process control and near-infrared spectroscopy technology Experimental study on pharmacokinetics of Reduning Injection in human body Nasal absorption of iridoids in Xingnaojing UPLC-MS/MS determination of content of three iridoids of Xingnaojing oral preparation in rat brains and study on their brain pharmacokinetics Comparative studies on contents of iridoid in processed products from Gardenia jasminoides Optimization of enzymatic technology for geniposide by quadratic general rotation design Optimization of enzymatic technology for geniposide by quadratic general rotation design Comparison on seven kind of ingredients in Gardeniae Fructus before and after processing