Epitope spreading toward wild-type melanocyte-lineage antigens rescues suboptimal immune checkpoint blockade responses

Authors: Jennifer A. Lo, Masayoshi Kawakubo, Vikram R. Juneja, Mack Y. Su, Tal H. Erlich, Martin W. LaFleur, Lajos V. Kemeny, Mamunur Rashid, Mohsen Malehmir, S. Alireza Rabi, Rumya Raghavan, Jennifer Allouche, Gyulnara Kasumova, Dennie T. Frederick, Kristen E. Pauken, Qing Yu Weng, Marcelo Pereira da Silva, Yu Xu, Anita A. J. van der Sande, Whitney Silkworth, Elisabeth Roider, Edward P. Browne, David J. Lieb, Belinda Wang, Levi A. Garraway, Catherine J. Wu, Keith T. Flaherty, Constance E. Brinckerhoff, David W. Mullins, David J. Adams, Nir Hacohen, Mai P. Hoang, Genevieve M. Boland, Gordon J. Freeman, Arlene H. Sharpe, Dieter Manstein, David E. Fisher

Published: 2021-02-17

DOI: 10.1126/scitranslmed.abd8636

Source: Full article


Abstract

Neoantigens sensitize melanomas to checkpoint blockade and trigger epitope spreading to self-antigens, a process mimicked by combination immunotherapy.