title: Ir gene control of help and suppression.
authors.affiliation: Department of Pathology, Jewish Hospital of St. Louis, Mo.
authors.forename: C M
authors.initials: CM
authors.lastname: Sorensen
authors.forename: J A
authors.initials: JA
authors.lastname: Kapp
authors.forename: C W
authors.initials: CW
authors.lastname: Pierce
mesh_terms: D000818:Animals; D005802:Genes, MHC Class II; D000949:Histocompatibility Antigens Class II / Q000502:physiology*; D006801:Humans; D007108:Immune Tolerance; D008211:Lymphocyte Cooperation; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology*; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*
chemical_list: D000949:Histocompatibility Antigens Class II