Xenopus laevis as a model for the study of immunology.
D000818:Animals; D006649:Histocompatibility Antigens / Q000235:genetics; D008221:Lymphoid Tissue / Q000276:immunology; D010802:Phylogeny; D011123:Polyploidy; D013934:Thymectomy; D013950:Thymus Gland / Q000276:immunology; D014981:Xenopus / Q000235:genetics / Q000276:immunology*
D006649:Histocompatibility Antigens