Effect of Protein and Anthraquinone Glucosides from Cassia Seed on Serum Lipid of Hyperlipidemia Rats Effect of protein and anthraquinone glucosides from Semen Cassia on learning and memory capacity and related substances of senile mice induced by D-galactose Effect of protein and anthraquinone glucosides from Semen Cassiae on hemorrheology of hyperlipidemic rats