| Code | CSB-RA023989MB2HU |
| Size | US$9799 |
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This recombinant monoclonal antibody is designed as a research-grade biosimilar to sibeprenlimab, targeting TNFSF13 (tumor necrosis factor superfamily member 13), also known as APRIL (a proliferation-inducing ligand). TNFSF13 is a cytokine that plays a critical role in B cell survival, proliferation, and immunoglobulin class switching by binding to receptors BCMA and TACI. This protein is implicated in various pathological conditions, including autoimmune diseases such as systemic lupus erythematosus and IgA nephropathy, where excessive TNFSF13 activity contributes to aberrant B cell responses and autoantibody production. Elevated TNFSF13 levels are also associated with certain hematological malignancies and kidney disease progression.
Sibeprenlimab, the reference antibody, is a clinical-stage therapeutic being investigated for IgA nephropathy and other complement-mediated diseases. This biosimilar provides researchers with a valuable tool for investigating TNFSF13 biology, studying B cell-mediated immune responses, and exploring potential therapeutic mechanisms in autoimmune and renal disorders. It supports preclinical studies aimed at understanding disease pathogenesis and evaluating novel treatment strategies.
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