Daratumumab serum concentration-time profiles. Mean daratumumab serum concentration over time profiles after the first (A) and eighth (B) weekly doses of DARA-MD. The eighth weekly dose was the last weekly dose, which was administered on cycle 2 day 22; this profile ends with the predose concentration on cycle 3 day 1. Error bars represent ±1 standard deviation. *From study GEN501 part 2. †Cycle 2 day 22. ‡Predose on cycle 3 day 1. §From study GEN501 part 1.