Proceedings from the Blood and Marrow Transplant Clinical Trials Network Myeloma Intergroup Workshop on Immune and Cellular Therapy in Multiple Myeloma

•We present a summary of the Blood and Marrow Transplant Clinical Trials Network Myeloma Intergroup workshop on immune and cellular therapy.•Mass spectrometry and theranostics are emerging platforms for disease evaluation.•Immune and stromal microenvironment play key roles in myeloma development.•Deciphering resistance mechanisms can lead to novel therapeutic strategies.•Alternative strategies to BCMA-directed chimeric antigen receptor T cell therapy are under development.