Dr. Guillermo Mazzolini, head of the Laboratory of Experimental Hepatology and Gene Therapy at the Institute of Translational Medicine Research (Universidad Austral–CONICET), dean of the Faculty of Biomedical Sciences of the Universidad Austral A senior researcher at CONICET, he was interviewed by CNN Radio. He explained the discovery of a molecule that inhibits the Rac1 protein and shows promising results in the fight against fulminant hepatitis, a disease that can require a liver transplant. The discovery could open new treatment options in the coming years.