NCT03321643 2026-03-18Testing the Addition of an Immunotherapy Agent, Atezolizumab, When Given With the Usual Chemo-Immunotherapy Drug Combination (Rituximab Plus Gemcitabine and Oxaliplatin) for Relapsed/Refractory (That Has Come Back or Not Responded to Treatment) Transformed Diffuse Large B-Cell LymphomaNational Cancer Institute (NCI)Phase 1 Active not recruiting24 enrolled
NCT04458922 2026-03-17Testing Atezolizumab in People 2-17 Years Old With Clear Cell Sarcoma or Advanced ChondrosarcomaNational Cancer Institute (NCI)Phase 2 Active not recruiting27 enrolled 16 charts