SANTA ANA, Calif., July 10, 2025 (GLOBE NEWSWIRE) -- NKGen Biotech, Inc. (OTC: NKGN) (“NKGen” or the “Company”), a clinical-stage biotechnology company focused on the development and commercialization of innovative autologous and allogeneic natural killer (“NK”) cell therapeutics, today announced the administration of the first dose of troculeucel, an expanded autologous NK cell therapy, under a single compassionate use, Investigational New Drug (“IND”) authorization cleared by the U.S. Food and Drug Admini ...