CRISPR-Cas9 disruption of PD-1 enhances activity of universal EGFRvIII CAR T cells in a preclinical model of human glioblastoma =============================================================================================================================== * Bryan D. Choi * Xiaoling Yu * Ana P. Castano * Henia Darr * Daniel B. Henderson * Amanda A. Bouffard * Rebecca C. Larson * Irene Scarfò * Stefanie R. Bailey * Genevieve M. Gerhard * Matthew J. Frigault * Mark B. Leick * Andrea Schmidts * Jason G. Sagert * William T. Curry * Bob S. Carter * Marcela V. Maus