LGALS1 and hepatocellular carcinoma: In addition to the above-mentioned key intracellular pathways, miR-22 gene therapy and Gal-1 siRNA treatment of HCC reduced O-linked glycosylation, suggesting the role of the miR-22-Gal-1 axis in modifying glycosylation, which may affect the extracellular functions of Gal-1.