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. 2015 Nov 23;36(12):1395–1407. doi: 10.1038/aps.2015.91

Table 3. Development status of antibody agents targeting TLR signaling pathway for SLE treatment.

Compound Target Description Indication Clinical phase Dosage regimen Ref
OPN-305 TLR2 antagonist Humanized monoclonal IgG4κ antibody targeting TLR2 Myelodysplastic syndrome; Transplant rejection; Autoimmune diseases Phase II 1.5 mg/kg, iv (patients, efficacy and safety study) 97,98
NI-0101 TLR4 antagonist Humanized monoclonal antibody binding to human TLR4 Inflammation; Autoimmune disorders Phase I ≤15 mg/kg, iv (healthy objects, tolerability study) 99
Mab 9F3 Anti-IFN-α Murine monoclonal antibody that neutralizes human IFN-α Type 1 diabetes; SLE Biological testing - -
13H5 Anti-IFN-α Human monoclonal IgG1 antibody against human IFN-α Transplant rejection; SLE Biological testing - -
ACO-1 Anti-IFN-α IgG2a murine monoclonal antibody against IFN-α Psoriasis; SLE Biological testing - -
AGS-009 (NNC-0152-0000-0001) Anti-IFN-α Humanized monoclonal IgG4 antibody targeting human IFN-α SLE Phase I 0.01-30 mg/kg, iv (patients, tolerability study) 105
Rontalizumab (PRO-155767) Anti-IFN-α Recombinant humanized monoclonal antibody targeting human IFN-α SLE Phase II (Discontinued) 750 mg, once/4 week, iv or 300 mg, once/2 week, sc (patients, efficacy and safety study) 100
Sifalimumab (MEDI-545; MDX-1103) Anti-IFN-α Full human monoclonal IgG1 antibody targeting human IFN-α Inflammatory myopathy; Myositis; Polymyositis; Psoriasis; SLE Phase II 200, 600 and 1200 mg, once/2 week, iv (patients, efficacy and safety study) 101,102,103,104
Anifrolumab (MEDI-546; MDX-1333) Anti-IFN α receptor 1 Full human monoclonal IgG1κ antibody targeting the type I IFN receptor 1 Scleroderma; SLE Phase II/III 100, 300 and 1000 mg, once/4 week, iv (patients, efficacy and safety study) 106,107