Study identifies Δ42PD-1 as novel therapeutic target for hepatocellular carcinoma immunotherapy

HKUMed researchers at AIDS Institute, Department of Microbiology and Department of Surgery, School of Clinical Medicine, and School of Biomedical Sciences discover the role of an isoformic programmed cell death protein 1 (PD-1), namely Δ42PD-1, in suppressing the function of killer T cells, which is a type of immune cells essential for killing cancer cells among hepatocellular carcinoma (HCC) patients.