Regulation of Mucin-type O-Glycan Biosynthesis Through the Cosmc and T-synthase—Implications in Human DiseasesThe T-synthase(core 1 3-galactosyltransferase) is a glycosyl transferase responsible for converting GalNAcl-Ser/Thr(Tn antigen) to Gall.sGalNAc1- Ser/Thr(core 1 structure,T antigen),...