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| ID: | XAO:0000163 |
| Full Id: | XAO:0000163 |
| Definitions: | Anatomical structure of largely lymphoid tissue that functions in cell-mediated immunity by being the site where T cells develop. |
| Ends During: | adult |
| Part Of: | immune system endocrine system |
| Xref: | ZFA:0001078 |
| Starts During: | NF stage 40 |
| Sub Class: | thymocyte |