Research on the cellular physiology of the liver: role of glucose metabolism in the development of hepatocellular carcinoma and in hepatic homeostasis, effect of hepatic fibrosis on hepatocellular carcinoma. He uses cell culture models of mouse and human hepatocytes, liver cancer cell lines and animal models.

Tissue and cell bank on autoimmune diseases of the liver: characterization of cytokines and cytoimmunological phenotype.