1。 Dendritic cells Dendritic cells are bone marrow-derived cells Classification Myeloid DC Lymphoid DC By mature Immature Dc Mature DC By distribution a Lymphoid tissues Interdigitating DC, follicular DC a Non-lymphoid tissues Langerhans cell ■ Body fluid1. Dendritic cells Dendritic cells are bone marrow-derived cells Classification By source Myeloid DC Lymphoid DC By mature Immature DC Mature DC By distribution ◼ Lymphoid tissues Interdigitating DC, follicular DC ◼ Non-lymphoid tissues Langerhans cell ◼ Body fluid