Gareth Morgan, MD, PhD, FRCP, FRCPath, NYU Langone Health, New York, NY, tells us about the GPRC5D receptor located on the long arm of chromosome 1, which becomes amplified in multiple myeloma. Speaking a from the 24th Congress of the European Hematology Association (EHA) 2019, held in Amsterdam, Netherlands, Prof. Morgan discusses lab data showing this target to be functional, representing another approach to therapy for myeloma patients.