title: Endogenous opioid peptides and farm animal reproduction.
authors.forename: N B
authors.initials: NB
authors.lastname: Haynes
authors.forename: G E
authors.initials: GE
authors.lastname: Lamming
authors.forename: K P
authors.initials: KP
authors.lastname: Yang
authors.forename: A N
authors.initials: AN
authors.lastname: Brooks
authors.forename: A D
authors.initials: AD
authors.lastname: Finnie
mesh_terms: D000780:Anestrus / Q000502:physiology; D000818:Animals; D004399:Dynorphins / Q000502:physiology; D004723:Endorphins / Q000502:physiology*; D004745:Enkephalins / Q000502:physiology; D005260:Female; D007986:Luteinizing Hormone / Q000502:physiology; D008597:Menstrual Cycle / Q000502:physiology; D011957:Receptors, Opioid / Q000502:physiology; D012098:Reproduction / Q000502:physiology*; D012756:Sheep; D001615:beta-Endorphin / Q000502:physiology
chemical_list: D004723:Endorphins; D004745:Enkephalins; D011957:Receptors, Opioid; D001615:beta-Endorphin; D004399:Dynorphins; D007986:Luteinizing Hormone