has part has part has_part bearer of bearer of has characteristic capable of capable of lacks_plasma_membrane_part professional antigen presenting cell dendritic cell A cell of hematopoietic origin, typically resident in particular tissues, specialized in the uptake, processing, and transport of antigens to lymph nodes for the purpose of stimulating an immune response via T cell activation. These cells are lineage negative (CD3-negative, CD19-negative, CD34-negative, and CD56-negative). BTO:0002042 CALOHA:TS-0194 interdigitating cell FMA:83036 cell veiled cell leukocyte mononuclear cell cytokine production antigen processing and presentation of peptide or polysaccharide antigen via MHC class II antigen processing and presentation MHC class II protein complex regulation of T cell differentiation mononucleate CD19 molecule CD34 molecule CD3 epsilon neural cell adhesion molecule 1 membrane-spanning 4-domains subfamily A member 1