FLT4 and neoplasm: Recently, Dai et al. showed in an orthotopic mouse model that treatment with VEGFR3 antibody-conjugated ginsenoside Rg3 nano-emulsion might inhibit the expression of VEGF-C, VEGF-D, and VEGFR3, resulting in the suppression of tumor growth and lymphatic metastasis of human gastric cancer [70].