Table 1.

Structure of Common Tumor-Associated Carbohydrate Antigens

Tumor-associated carbohydrate antigens	Structure
Tn	GalNAcSer/Thr
sialyl Tn	Neu5Acα2-6GalNAcaSer/Thr
T antigen	Galβ1-3GalNAcα1-Ser/Thr
Globo-H	Fucα1-2Galβ1-3GalNAcβ1-3Galα1-4Galβ1-4Glc
LeY	Fuc(α1 → 2)Gal(β1 → 4)[Fuc(α1 → 3)]GlcNAc
SLea	Neu5Acα2,3Galβ1,3(Fucα1,4)GlcNAc
SLeX	Neu5Acα2,3Galβ1,4 (Fucα1,3)GlcNAc
GM3	Neu5Acα2,3Galβ1,4Glcβ1Cer
GD3	Neu5Acα2,8Neu5Acα2,3Galβ1, 4Glcβ1Cer
GD2	GalNAcβ1,4(Neu5Acα2,8Neu5Acα2,3)Galβ1, 4Glcβ1Cer

LeY, Lewis Y; SLea, sialyl Lewis A; SLeX, sialyl Lewis X; STn, sialyl Tn.