Summary: Cat.No. : TDGF1-166R Product Overview : Recombinant Rat Tdgf1 (XP_001056317.2) (Met1-Cys143), fused with a polyhistidine tag at the C-terminus, was produced in Human Cells. Source : Human Cells Species : Rat Tag : His Predicted N Terminal : Phe 17 Form : Lyophilized from sterile PBS, pH 7.4.Normally 5 % - 8 % trehalose and mannitol are added as protectants before lyophilization.