title: Role of vasoactive intestinal peptide and peptide histidine isoleucine in the cerebral circulation.
mesh_terms: D000818:Animals; D001921:Brain / Q000098:blood supply; D002560:Cerebrovascular Circulation / Q000187:drug effects; D006801:Humans; D009131:Muscle, Smooth, Vascular / Q000187:drug effects / Q000502:physiology; D018377:Neurotransmitter Agents; D010451:Peptide PHI / Q000494:pharmacology / Q000502:physiology*; D014660:Vasoactive Intestinal Peptide / Q000494:pharmacology / Q000502:physiology*
chemical_list: D018377:Neurotransmitter Agents; D010451:Peptide PHI; D014660:Vasoactive Intestinal Peptide