Stimulatory dendritic cells (SDCs) play a key role in stimulating cytotoxic T lymphocytes and promoting immune responses against cancer. Studying the mechanisms that regulate the abundance of SDCs in the tumor microenvironment (TME) will provide new therapeutic strategies.     Rencently, researchers from the University of California, San Francisco, studied the abundance in human melanoma and the influencing factors of SDC, and found it was associated with intratumoral expression of…