title: Negative selection of discrete subgroups of T helper cells restricted by determinants present on I-A and I-A/E molecules.
mesh_terms: D000818:Animals; D000939:Epitopes / Q000235:genetics*; D005802:Genes, MHC Class II; D006183:H-2 Antigens / Q000235:genetics* / Q000276:immunology; D006238:Haploidy; D006648:Histocompatibility; D008211:Lymphocyte Cooperation; D051379:Mice; D008805:Mice, Inbred A; D008810:Mice, Inbred C57BL; D008811:Mice, Inbred DBA; D014176:Protein Biosynthesis; D012641:Selection, Genetic; D012756:Sheep; D006377:T-Lymphocytes, Helper-Inducer / Q000145:classification / Q000276:immunology*
chemical_list: D000939:Epitopes; D006183:H-2 Antigens