title: Relative absence of helper cells in rejecting allografts.
mesh_terms: D000818:Animals; D004306:Dose-Response Relationship, Immunologic; D005260:Female; D006084:Graft Rejection; D007116:Immunization, Passive; D007165:Immunosuppression Therapy; D008213:Lymphocyte Activation; D008211:Lymphocyte Cooperation; D051379:Mice; D009368:Neoplasm Transplantation; D016038:Skin Transplantation; D013154:Spleen / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology*; D014184:Transplantation, Homologous