For best results and reproducibility, rehydrate peptide just before use. Do not refreeze any unused portions.
A putative neuropeptide derived from Prepro-Cholecystokinin - M.C. Beinfeld, Brain Res. 344, 351 (1985); S. Ito and A. Takashima, 8th International Congress of Endocrinology, Abstract 07-19-060, Kyoto, Japan (1988).