title: Enhancement of delayed hypersensitivity in guinea-pigs by H2-receptor antagonist.
mesh_terms: D000818:Animals; D002927:Cimetidine / Q000494:pharmacology*; D004137:Dinitrochlorobenzene; D005260:Female; D006146:Guanidines / Q000494:pharmacology*; D006168:Guinea Pigs; D006632:Histamine / Q000032:analysis; D006968:Hypersensitivity, Delayed / Q000276:immunology* / Q000378:metabolism; D012867:Skin / Q000032:analysis / Q000276:immunology
chemical_list: D004137:Dinitrochlorobenzene; D006146:Guanidines; D002927:Cimetidine; D006632:Histamine