RT Journal Article SR Electronic T1 Dickkopf 1 impairs the tumor response to PD-1 blockade by inactivating CD8+ T cells in deficient mismatch repair colorectal cancer JF Journal for ImmunoTherapy of Cancer JO J Immunother Cancer FD BMJ Publishing Group Ltd SP e001498 DO 10.1136/jitc-2020-001498 VO 9 IS 3 A1 Sui, Qiaoqi A1 Liu, Dingxin A1 Jiang, Wu A1 Tang, Jinghua A1 Kong, Lingheng A1 Han, Kai A1 Liao, Leen A1 Li, Yuan A1 Ou, Qingjian A1 Xiao, Binyi A1 Liu, Guochen A1 Ling, Yihong A1 Chen, Jiewei A1 Liu, Zexian A1 Zuo, Zhixiang A1 Pan, Zhizhong A1 Zhou, Penghui A1 Zheng, Jian A1 Ding, Pei-Rong YR 2021 UL http://jitc.bmj.com/content/9/3/e001498.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.