Variation analysis on triterpene compounds in hawthorn from different regions Effect of total flavones of Crataegi Fructus on lipid metabolism and expression of low density lipoprotein receptor in rats with fatty liver induced by complex factors Preliminary study of odor change mechanism in Crataegi Fructus stir-fried process based on correlation analysis Influence of different heating degrees on color of Chinese materia medica pieces Human pregnane X receptor-mediated transcriptional regulation of CYP3A4 by extracts of 7 traditional Chinese medicines Preparation process of lipid-lowering medicines by solid state fermentation of Crataegi Fructus, Alismatis Rhizoma, and Cassiae Semen mixed with monascus