DN3 thymocytes Marker ExpressionCD4 Expression: -Required markerRequiredCD25 (IL-2RA) Expression: +Required markerRequiredCD44 Expression: -Required markerRequiredCD8a Expression: -Required markerRequiredTCRβ Expression: +Suggested markerSuggestedCD127 (IL-7RA) Expression: +Cell/subset InformationDN3 thymocytes have committed to the T cell lineage and undergo β-rearrangment.AliasesDN2 T cellsTagsT lymphocytelymphoidhematopoieticmesodermInformationCreated Michael Lehrke2025-04-12, 03:37:36 UTC