Abstract:
:Chimeric antigen receptor (CAR) T cell therapy is one of the most promising immunotherapies in the past decade. It brings hope for cure to patients with previously refractory hematological malignancies. However, when translating this strategy into non-hematologic malignancies, the antitumor activity from multiple clinical studies seemed to be subtle or transient. The less satisfying efficacy in solid tumors might at least due to antigen heterogeneity, suboptimal CAR-T cell trafficking and tumor immunosuppressive environment. Here, we will review the updating strategies to challenge the therapeutic impediments of CAR-T therapy in non-hematologic malignancies. We mainly focus on the combination with oncolytic viruses (OV), the born allies for CAR-T cells. In addition to previously reported OVs-arming strategy, we discuss recently proposed tumor-tagging concept by OVs as CAR-T targets, as well as the possible improvements. Overall, tumor-tagging strategy by OVs combination with CAR-T would be a novel and promising solution for the heterogeneity and immunosuppressive microenvironment of solid tumors.
journal_name
Cancer Lettjournal_title
Cancer lettersauthors
Tang XY,Ding YS,Zhou T,Wang X,Yang Ydoi
10.1016/j.canlet.2021.01.014subject
Has Abstractpub_date
2021-01-19 00:00:00pages
69-74eissn
0304-3835issn
1872-7980pii
S0304-3835(21)00030-6journal_volume
503pub_type
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