TY - GEN AU - Stefano,George B AU - Kream,Richard M TI - Endogenous morphine synthetic pathway preceded and gave rise to catecholamine synthesis in evolution (Review) SN - 1107-3756 PY - 2008///0418 KW - Animals KW - Biological Evolution KW - Catechol O-Methyltransferase KW - metabolism KW - Catecholamines KW - biosynthesis KW - Morphine KW - Nitric Oxide KW - Phenylethanolamine N-Methyltransferase KW - Plants KW - chemistry KW - Protein Isoforms KW - Receptors, Opioid, mu KW - Signal Transduction KW - physiology N1 - Publication Type: Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't; Review ER -