A polyclonal antibody for detection of Gl Syn from Human, Mouse, Rat. This Gl Syn antibody is for WB, ELISA. It is affinity-purified from rabbit serum by affinity-chromatography using the specific immunogenand is unconjugated. The antibody is produced in rabbit by using as an immunogen synthesized peptide derived from part region of human Gl Syn protein at amino acid sequence of 301-350