title: Estimating "in vivo" the turnover rate of brain enkephalins.
mesh_terms: D000818:Animals; D001921:Brain / Q000033:anatomy & histology / Q000378:metabolism*; D001923:Brain Chemistry; D003342:Corpus Striatum / Q000378:metabolism; D004723:Endorphins / Q000378:metabolism*; D004745:Enkephalins / Q000378:metabolism*; D006801:Humans; D007700:Kinetics; D010455:Peptides / Q000302:isolation & purification / Q000378:metabolism
chemical_list: D004723:Endorphins; D004745:Enkephalins; D010455:Peptides