CD47 and hematologic disorder: Hu5F9-G4, a humanized monoclonal antibody against CD47, is in trials as a monotherapy or in combination with azacitidine in hematological malignancies (clinicaltrials.gov identifier: NCT03248479) or in combination with rituximab in relapsed/refractory B-cell lymphoma and solid tumors including advanced colorectal cancer (clinicaltrials.gov identifiers: NCT02953509, NCT02953782).