lymph node
METHODS: We examined T regulatory cells (Tregs: Foxp3+), myeloid dendritic cells (myDCs: CD11c+), and mature dendritic cells (maDCs: CD86+) in lymph node (LN) and primary tissues from 84 melanoma patients prospectively accrued and followed up at New York University Medical Center using immunohistochemistry to detect Foxp3, CD11c, and CD86.