title: Immunocytochemical localization of methionine enkephalin: preliminary observations.
mesh_terms: D000818:Animals; D001921:Brain / Q000378:metabolism*; D001931:Brain Mapping; D004027:Diencephalon / Q000378:metabolism; D004723:Endorphins / Q000378:metabolism*; D004745:Enkephalins / Q000378:metabolism*; D005455:Fluorescent Antibody Technique; D008297:Male; D008526:Medulla Oblongata / Q000378:metabolism; D008636:Mesencephalon / Q000378:metabolism; D011149:Pons / Q000378:metabolism; D051381:Rats; D013116:Spinal Cord / Q000378:metabolism*; D013687:Telencephalon / Q000378:metabolism
chemical_list: D004723:Endorphins; D004745:Enkephalins