MCAM and neoplasm: Also, Tregs from NI ad I TDLN share CD58, ITGAM, MCAM, CEACAM4, SELPLG, and HMMR expression, which could ensure recirculation among TDNLs; and Tregs from I TDLN and tumor Tregs share ICAM1 expression, which could be responsible for the migration among tissues with presence of tumor cells.