Separation of phospholipase A2 in Habu snake venom by glycyrrhizin (glycyrrhizin)-affinity column chromatography and identification of a glycyrrhizin-sensitive enzyme - Ohtsuki,K.; Abe,Y.; Shimoyama,Y.; Furuya,T.; Munakata,H.; Takasaki,C. (Biol Pharm Bull, 1998)