NK010 or NK042 in Combination With Rituximab for Refractory Systemic Lupus Erythematosus/Lupus Nephritis

NK010 is an allogeneic non-genetically modified NK cell infusion. NKX010 will be administered at a dose of 2.5 × 109 NK cells, 5.0 × 109 NK cells and 7.5 × 109 NK cells by a dose-escalation design and administered IV. N042 is an allogeneic genetic modification of NK cell. NKX042 will be administered at a dose of 6 × 108 NKR positive NK cells, 1.2 × 109 NKR positive NK cells and 2.4 × 109 NKR positive NK cells by a dose-escalation design and administered IV.

RTX dose of 1 g administered IV over 60 minutes at the first day of the treatment phase.