Nakamura H, Kobayashi J, Ohizumi Y, Hirata Y
Experientia. 1983 Jun 15;39(6):590-1. doi: 10.1007/BF01971110.
The peptide toxins having inhibitory effects on the contractile response of the mouse diaphragm to direct stimulation, geographutoxin I and II, have been isolated from Conus geographus, and their amino acid compositions have been determined.