Description Application Patent Blue VF has been used: • in combination with 99mTc phytate to detect sentinel lymph node (SLN) in early stage cervical cancer patients. • to detect heat shock protein (HSP) gp96 induced draining lymph nodes (LNs) in mice. • to detect the effect of Asn-Gly-Arg (NGR)-tumor necrosis factor (TNF) on tumor perfusion in murine model. Packaging 25 g in glass bottle Biochem/physiol Actions Patent Blue VF dye is a violet colored powder. It has been used in cosmetic coloring.