Scorpion toxin-induced amylase secretion in guinea pig pancreas: evidence for a new neurotransmitter: Williams, J. A., Gallagher, S. and Sankaran, H. (Cell Biology Research Laboratory, Harold Brunn Research Institute, Department of Medicine, Mount Zion Hospital and Medical Center, San Francisco, California 94120, and Department of Physiology. University of California, San Francisco, California 94143, U.S.A.) Proc. Soc. exp. Biol. Med.170, 384 (1982)