PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2826568-4 1987 beta-Endorphin also markedly increased plasma concentrations of epinephrine, norepinephrine and, to a lesser extent, dopamine. Norepinephrine 77-91 proopiomelanocortin Homo sapiens 0-14