The professional antigen presenting cells are: (A) Endothelial cells, (B) Dendritic cells, (C) T cells, (D) B cells
Answer is B. Professional APC Express MHC class II molecules Dendritic cells Immature dendritic cells (Langerhans cells) Macrophages B cells Non - professional APC Do not express MHC class II molecules Stimulated by cytokines like IFN Fibroblasts Thymic epithelial cells Thyroid epithelial cells Glial cells Pancreatic beta cells Endothelial cells