NEU3 and neoplasm: mRNA expression analysis of various sialyltransferases and neuraminidases was conducted using RT-qPCR in Oral Squamous Cell Carcinoma (OSCC), found sialyltransferases ST3GAL1, ST3GAL2, ST3GAL3, ST3GAL4, ST3GAL6, and ST6GAL1 and neuraminidase NEU3 to be downregulated in tumor tissues in comparison to normal.