DC-SIGN is expressed in KG_1 and KG_1 derived DLCs, and the expression will increase after treatment by PMA and ionomycin,which provides an cell model for further study of antigen presentation mediated by DC-SIGN.

• KG1细胞和其来源的DLCs上均有DC-SIGN的表达,且在诱导为DLCs后DC-SIGN的表达增强,为进一步研究DC-SIGN介导的抗原呈递途径奠定了基础。