https://www.selleckchem.com/pd-1-pd-l1.html
Anti-tumoral immune therapy consists of monoclonal antibodies that target intra-cellular immune checkpoints-which under normal circumstances, act as regulators of T-cell immunity. By serving as inhibitors of cellular checkpoints, monoclonal antibodies stimulate the immune system thus augmenting the body's response against cancer. These immune-enhancers or stimulators have revolutionized the treatment of malignancy as they continue to show improvement in the overall survival of cancer patients. Currently, in the United States, six immune check