human_reference_atlas part of has characterizing marker set has marker component SAA1 CCL19 EPCAM CDR2 CH25H CLU FN1 KRT14 KRT15 KRT19 KRT5 ASCL1 PTGDS PTPRC cell cell type (from CL) medullary thymic epithelial cell medullary thymic epithelial cell type 1 A thymic medullary epithelial cell considered to be a pre-AIRE mTEC population. CL:0009071 medullary thymic epithelial cell type 1 medullary thymic epithelial cell type 1 CT Homo sapiens sequence collection medulla of thymus thymus lobule thymus thymus epithelium thymus lobe