ST6GALNAC1 and cancer: The ST6 (alpha-N-acetyl-neuraminyl-2, 3-beta-galactosyl-1, 3)-N-acetylgalacto saminide alpha-2,6-sialyltransferase 1 (ST6GALNAC1) is a member of the sialyltransferase family reported as being overexpressed in several cancers and is correlated with the cancer metastases (2).