part of part of has part has part contains process develops from T cell differentiation anterior region of body endocrine gland thymus EMAPA:18768 EFO:0000860 MESH:D013950 ZFA:0001078 BTO:0001374 EHDAA:9119 MAT:0000080 EHDAA2:0002017 UBERON:0002370 AAO:0010548 Wikipedia:Thymus SCTID:118507000 FMA:9607 thymus organ XAO:0000163 Anatomical structure of largely lymphoid tissue that functions in cell-mediated immunity by being the site where T cells develop. MA:0000142 VHOG:0000253 TAO:0001078 NCIT:C12433 thymus gland GAID:464 MIAA:0000080 EV:0100138 CALOHA:TS-1043 thymus lymphoid tissue thymus epithelium endoderm-derived structure hemopoietic organ immune organ hemolymphoid system gland thymus primordium