An Adaptive, Randomized, Double-blind, Dose Exploration, Parallel Group, Placebo Controlled, Multicenter Phase 2 Trial to Evaluate the Efficacy, Safety and Tolerability of LNP023 in Combination With Standard-of-care With and Without Oral Corticosteroids in Patients With Active Lupus Nephritis Class III-IV, +/- V

Inclusion Criteria: Unequivocally positive ANA test result and/or a positive anti dsDNA at screening Active biopsy-proven lupus nephritis within 3 months of screening demonstrating Class III or IV lupus nephritis with or without co-existing features of Class V lupus nephritis. Documentation of active renal disease at the time of screening necessitating the commencement of therapy with corticosteroids in combination with MMF/MPS. eGFR ≥ 30 ml/min/1.73 m2 Vaccination against Neisseria meningitidis and Streptococcus pneumoniae infections Vaccination against Haemophilus influenzae infection Sup…