Tsien, R Y A pharmacologically active derivative of tetrodotoxin. [electronic resource] - Proceedings of the Royal Society of London. Series B, Biological sciences Dec 1975 - 555-9 p. digital Publication Type: Journal Article ISSN: 0950-1193 Standard No.: 10.1098/rspb.1975.0145 doi Subjects--Topical Terms: Structure-Activity RelationshipTetrodotoxin