NantKwest Doses First Patient in Phase 2 Single-Arm Trial of Metastatic Merkel Cell Carcinoma Therapy With Off-the-Shelf CD16 Natural Killer Cells

EL SEGUNDO, Calif.–(BUSINESS WIRE)–NantKwest, Inc. (Nasdaq: NK), a next-generation, clinical-stage immunotherapy company focused on harnessing the unique power of our immune system using natural killer (NK) cells to treat cancer and infectious diseases, today announced dosing of the first patient in a Phase 2 trial for second- and third-line Merkel cell carcinoma (MCC) in patients who are refractory to immune checkpoint inhibitors. The trial will evaluate the Company?s first-in-class, off-the