title: Genetics. Expression of endorphin gene favored in human evolution.
authors.forename: Michael
authors.initials: M
authors.lastname: Balter
mesh_terms: D000818:Animals; D005075:Biological Evolution; D004745:Enkephalins / Q000235:genetics*; D005786:Gene Expression Regulation; D006801:Humans; D009154:Mutation; D002679:Pan troglodytes / Q000235:genetics; D011323:Primates / Q000235:genetics; D011401:Promoter Regions, Genetic; D011498:Protein Precursors / Q000235:genetics*; D012641:Selection, Genetic
chemical_list: D004745:Enkephalins; D011498:Protein Precursors; C033660:preproenkephalin