RecruitingPhase 1Biological interventionNK010 or NK042 in Combination With Rituximab for Refractory Systemic Lupus Erythematosus/Lupus NephritisThis is an investigator-initiated, open-label, single-arm study to determine safety and preliminary efficacy of NK010 or NK042 in combination with rituximab (RTX) for the treatment of patients with refractory systemic lupus erythematosus (SLE) or lupus nephritis (LN) in China.