Study on separation and purification of anthraquinones in Radix Et Rhizoma Rhei by D301 macroporous resin Optimization of preparation technology of colon-specific chitosan microspheres of rhubarb total anthraquinones Experiment study of total anthraquinone in Cassiae Semen on lipid peroxidation and PPAR-γ expression in liver tissues of rats with alcoholic fatty liver Regulating effects of aquaporin4 expression in LoVo cells by serum containing total anthraquinone in rheum Study on determination of anthraquinones in Dachengqi Tang residues of Magnolia officinalis and Citrus aurantium removed in decoction process Research on separation and purification of extract in Xiaozheng Pills with macroporous resins Effect of total anthraquinone in rheum on aquaporin 2 expression in rat distal colon