Actions of fasciculin-1 and -2, anticholinesterase peptides isolated from green mamba venom, on end-plate currents at the neuromuscular junction: J. Molgo,1L. G. Magazanik,1J. M. Hermel,1P. Juzans,1J. Stinnakre and E. Karlsson2 (1Laboratoire de Neurobiologie Cellulaire et Moléculaire, C.N.R.S., 91198-Gif sur Yvette, France; and 2Department of Biochemistry, Biomedical Center, University of Uppsala, S-75123 Uppsala, Sweden)