Gene cloning of squalene synthase in Alisma orientalis and its bioinformatic analysis Chemical constituents from Alisma orientalis extracts with hypoglycemic effect Extraction and isolation of 23-acetate alisol B from Alisma orientalis by supercritical fluid extraction and high-speed counter-current chromatography Studies on DNA fingerprint of genuine Chinese herbs Alisma orientalis by RAPD GC Fingerprint of Rhizoma Alismatis Effect of different extracts of Alisma orientalis on urinary calcium oxalate stone formation in rats