CD38 and Miyoshi myopathy: Among MM cell lines LP-1, MOLP-8 and NCI-H929 that have high CD38 RD (790,000 to 233,000; [13]), isatuximab-induced CDC was observed in LP-1 and MOLP-8, with percentages of cell lysis of 82% and 62%, and corresponding EC50 values of 0.18 and 1.53 nM (27.3 and 228.2 ng/mL), respectively.