Lack of blocking activity in anti-CTLA-4 antibodies reduces toxicity, but not anti-tumor efficacy
E. L. Stone, K. P. Carter, E. K. Wagner, M. A. Asensio, E. Benzie, Y. Y. Chiang, G. L. Coles, C. Edgar, B. K. Gautam, A. Gras, J. Leong, R. Leong, V. A. Manickam, R. A. Mizrahi, A. Niedecken, , D. S. Johnson
This study shows that anti-CTLA-4 antibodies with reduced checkpoint inhibition have better anti-tumor efficacy and lower toxicity by primarily depleting tumor-infiltrating Tregs via FcR signaling.
bioRxiv · Jul 12, 2021 · PreprintImmunology