Table 1.
Can cross HEV | Can be sampled in blood | Migrate to inflamed NLT | Recirculate through uninflamed NLT | Dominant surveyor of NLT | |
---|---|---|---|---|---|
Tcm | Yes | Yes | Yes | Limited evidence, but likely rare | No |
Tem | No | Yes | Yes | Yes (some subsets) | No |
Trm | No | No | No | No | Yes |
Abbreviations: HEV, high endothelial venule; NLT, nonlymphoid tissue; Tcm, central memory T; Tem, effector memory T; Trm, resident memory T.