Langerhans cells are dendritic cells found in the skin and function by internalizing antigens (foreign particles) and presenting them to T cells.They arise from monocytes.

• 朗格尔汉斯细胞是发现于皮肤的树突状细胞，其功能是吞食外来异物（抗原）并递呈给T细胞（一种淋巴细胞）。