Anti-CD1d induced cell death in combination with antimyeloma agents. (A) Cell death of KMS11-CD1d 24 hours after treatment with anti-CD1d (10 μg/mL) alone or in combination with different concentrations of bortezomib (n = 4). (B) Cell death of KMS11-CD1d 24 hours after treatment with anti-CD1d (10 μg/mL) alone or in combination with different concentrations of dexamethasone (n = 4). Data shown as percentage of annexin⁻/PI⁻ (ie, live cells).