The invention relates to methods of treating cancer in a subject, comprising administering to the subject a therapeutically effective amount of an inhibitor of the interaction between the PD-1 receptor and its ligand PD-L1.本發明係關於治療個體中之癌症之方法,該等方法包含向該個體投與治療有效量之PD-1受體與其配位體PD-L1之間的相互作用之抑制劑。