MKI67 and familial pancreatic carcinoma: Studies on the relationship between TQ and tumor angiogenesis have shown that TQ may inhibit the formation of tubules of vascular endothelial progenitor cells (EPCs) in vitro by inhibiting the expression of Ki-67, CD34, and VEGF in pancreatic cancer cells and tissues, which then affects angiogenesis in pancreatic cancer (43).