T ANTIGEN;THOMSEN-FRIEDENREICH ANTIGEN;TF ANTIGEN;beta-galactosyl(1-3)-N-acetylgalactosamine;2-ACETAMIDO-2-DEOXY-3-O-(BETA-D-GALACTOPYRANOSYL)-D-GALACTOPYRANOSE;2-ACETAMIDO-2-DEOXY-3-O-(BETA-D-GALACTOPYRANOSYL)-D-GALACTOSE;GAL-BETA1,3GALNAC;GALACTO-N-BIOSE
It is found in hydrolysates of blood group A,B,H, and the substances and forms an essential part of their antigenic determinants. It is also inherent in the structure of the brain gangliosides in which it constitutes the terminal part of the molecule.