City of Hope Now Enrolling Patients for Phase 1 Type 1 Diabetes Investigational Vaccine Trial December 10, 2020 Los Angeles Biotechnology Network News Los Angeles Biotech News Comments Off on City of Hope Now Enrolling Patients for Phase 1 Type 1 Diabetes Investigational Vaccine Trial DUARTE, Calif.–(BUSINESS WIRE)– #CityofHope–City of Hope opens Phase 1 type 1 diabetes investigational vaccine trial.