2015;88(1):6–20. 18. Mastelic-Gavillet B, Balint K, Boudousquie C, Gannon PO, Kandalaft LE. Personalized den- dritic cell vaccines -- recent breakthroughs and encouraging clinical results. Front Immunol. 2019;10:766. 19. Shimasaki N, Jain A, Campana D. NK cells for cancer immunotherapy. Nat Rev Drug Discov. 2020;19(3):200–218. 20. Sahin U, Türeci Ö. Personalized vac- cines for cancer immunotherapy. Science . 2018;359(6382):1355–1360. 21. Durgeau A, Virk Y, Corgnac S, Mami-Chouaib F. Recent advances in targeting CD8 T-cell immu- nity for more effective cancer immunotherapy. Front Immunol. 2018;9:14. 22. Kamphorst AO, et al. Proliferation of PD-1+ CD8 T cells in peripheral blood after PD-1-targeted therapy in lung cancer patients. Proc Natl Acad Sci USA .