Matsushima, O Two S-Iamide Peptides, AKSGFVRIamide and VSSFVRIamide, Isolated from an Annelid, Perinereis vancaurica. [electronic resource] - The Biological bulletin Apr 1993 - 216-222 p. digital Publication Type: Journal Article ISSN: 1939-8697 Standard No.: 10.2307/1542229 doi