Selecta Biosciences, Inc., a clinical-stage biopharmaceutical company, researches and develops nanoparticle immunomodulatory drugs for the treatment and prevention of human diseases. The company's proprietary pipeline includes enzymes therapies, gene therapies, and other products and product candidates affected by undesired immune responses. Its lead product is SEL-212 that is in Phase III clinical trials for the treatment of chronic refractory gout, as well as develops a product candidate to treat IgA-mediated diseases, including IgA nephropathy, linear IgA bullous dermatitis, IgA pemphigus, and IgA vasculitis. The company also engages in the development of gene therapy product candidates that are in preclinical development, including MMA-101, a product candidate for the treatment methylmalonic academia; SEL-313, a product candidate to treat ornithine transcarbamylase deficiency; SEL-399, a product candidate to indicate appropriate dose of ImmTOR in humans to reduce the formation of antibodies to AAV capsids; and other products for the treatment of pompe disease, duchenne muscular dystrophy, and limb-girdle muscular dystrophy. In addition, it develops a product candidate to treat primary biliary cholangitis. The company has license and collaboration agreements with Swedish Orphan Biovitrum; Spark Therapeutics; Massachusetts Institute of Technology; Shenyang Sunshine Pharmaceutical Co., Ltd.; Asklepios BioPharmaceutical, Inc. Sarepta Therapeutics, Inc.; and IGAN Biosciences, Inc. Selecta Biosciences, Inc. was incorporated in 2007 and is headquartered in Watertown, Massachusetts.