PD-L1 blockade restores CAR T cell activity through IFNγ-regulation of CD163+ macrophages
Y. Yamaguchi, J. Gibson, K. Ou, R. H. Ng, V. D. Jonsson, J. C. Zarif, P. P. Lee, X. Wang, C. Martinez, T. B. Dorff, S. J. Forman, S. J. Priceman
This study shows that PD-L1 blockade enhances CAR T cell activity by altering macrophage phenotypes through IFNγ signaling in the tumor microenvironment.
bioRxiv · Jan 25, 2022 · PreprintImmunology