RT Journal Article SR Electronic T1 Tryptophan potentiates CD8+ T cells against cancer cells by TRIP12 tryptophanylation and surface PD-1 downregulation JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e002840 DO 10.1136/jitc-2021-002840 VO 9 IS 7 A1 Qin, Rui A1 Zhao, Chen A1 Wang, Chen-Ji A1 Xu, Wei A1 Zhao, Jian-Yuan A1 Lin, Yan A1 Yuan, Yi-Yuan A1 Lin, Peng-Cheng A1 Li, Yao A1 Zhao, Shimin A1 Huang, Yan YR 2021 UL http://jitc.bmj.com/content/9/7/e002840.abstract AB Markup server — Error Not Found The page you were trying to reach could not be found. Please check the address for the page you were trying to reach. If you believe you have reached this page in error, you may contact us with any questions.