title: Some thoughts about opiopeptins, peptides with opiate-like activity.
mesh_terms: D000818:Animals; D002118:Calcium / Q000502:physiology; D000242:Cyclic AMP / Q000502:physiology; D004723:Endorphins / Q000502:physiology*; D004745:Enkephalins / Q000502:physiology*; D006168:Guinea Pigs; D006801:Humans; D051379:Mice; D009474:Neurons / Q000502:physiology; D018377:Neurotransmitter Agents / Q000378:metabolism; D009293:Opioid-Related Disorders / Q000503:physiopathology*
chemical_list: D004723:Endorphins; D004745:Enkephalins; D018377:Neurotransmitter Agents; D000242:Cyclic AMP; D002118:Calcium