| Literature DB >> 7913744 |
Y Masuo1, F Tokito, Y Matsumoto, N Shimamoto, M Fujino.
Abstract
Endogenous levels of pituitary adenylate cyclase-activating polypeptide (PACAP) and its binding site densities were measured in eight brain regions in rats of different ages (2-240 days) by sandwich-enzyme immunoassay and autoradiography. PACAP levels were quite low at day 2, peaked in 30-60 days, and then remained constant in most regions. Such ontogenetic changes are similar to those of vasoactive intestinal polypeptide (VIP) and classical neurotransmitters. PACAP-binding sites were already dense at day 2 and varied only slightly up to day 240. These results suggest that PACAP may have modulatory effects on brain development.Entities:
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Year: 1994 PMID: 7913744 DOI: 10.1016/0304-3940(94)90234-8
Source DB: PubMed Journal: Neurosci Lett ISSN: 0304-3940 Impact factor: 3.046