title: Macrocyclic polyamines as a possible chemical model for histamine H2-receptors.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D066298:In Vitro Techniques; D008956:Models, Chemical; D011073:Polyamines / Q000494:pharmacology*; D051381:Rats; D011968:Receptors, Histamine / Q000187:drug effects*; D011970:Receptors, Histamine H2 / Q000187:drug effects*
chemical_list: D011073:Polyamines; D011968:Receptors, Histamine; D011970:Receptors, Histamine H2