PD-1 and CTLA-4 Mediated Inhibitory Signaling for T cell Exhaustion during Chronic Viral Infections

Chunyang Li^#, Xiaoyan Xu^#, Hongyan Wang^* and Bin Wei^*

Institute of Biochemistry and Cell Biology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, 200031, China

^#Contributed equally to this work

^*Corresponding Author(s): Hongyan Wang, Institute of Biochemistry and Cell Biology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, 200031, China, Tel: +86 (0) 21-54921086 Email: Bin Wei, Institute of Biochemistry and Cell Biology, Shanghai Institutes for Biological Sciences, Chinese Academy of Sciences, Shanghai, 200031, China Email: