Nektar Therapeutics
Nektar Therapeutics, a biopharmaceutical company, focuses on discovering and developing therapies that selectively modulate the immune system to treat autoimmune disorders in the United States and internationally. It develops NKTR-358, a regulatory T (Treg) cell stimulator designed to address the imbalance in the immune system underlying autoimmune disorders and chronic inflammatory conditions; PEG-CSF1, a polyethylene glycol (PEG) modified hematopoietic colony stimulating factor protein that is engineered to selectively modulate resolution processes of inflammation and has applications in a number of therapeutic indications, including acute and chronic inflammation; Tumor necrosis factor (TNF) receptor type II (TNFR2) agonist asset is a bivalent antibody molecule used to selectively stimulate TNFR2 receptor activity, without modulation of the TNFR1 signaling; and NKTR-255, an IL-15 receptor agonist designed to boost the immune system's natural ability to fight cancer. It has collaboration agreements with Takeda Pharmaceutical Company Ltd.; AstraZeneca AB; UCB Pharma; F. Hoffmann-La Roche Ltd; Bausch Health Companies Inc.; Pfizer Inc.; UCB Pharma (Biogen); Bristol-Myers Squibb Company; Merck KGaA; and SFJ Pharmaceuticals, Inc. The company was incorporated in 1990 and is headquartered in San Francisco, California.
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Ultragenyx Pharmaceutical Inc., a biopharmaceutical company, focuses on the identification, acquisition, development, and commercialization of novel products for the treatment of rare and ultra-rare genetic diseases in North America, Latin America, Europe, the Middle East, Africa, and the Asia-Pacific. Its biologic products include Crysvita (burosumab), an antibody targeting fibroblast growth factor 23 for the treatment of X-linked hypophosphatemia, as well as tumor-induced osteomalacia; Mepsevii, an enzyme replacement therapy for the treatment of children and adults with Mucopolysaccharidosis VII; Dojolvi for the treatment of long-chain fatty acid oxidation disorders; and Evkeeza (evinacumab) for the treatment of homozygous familial hypercholesterolemia. The company's products candidates that are in Phase 3 clinical trials include UX143, a human monoclonal antibody for the treatment of osteogenesis imperfecta; UX111, an AAV9 gene therapy product candidate for the treatment of patients with Sanfilippo syndrome type A, or MPS IIIA, a rare lysosomal storage disease; DTX401, an adeno-associated virus 8 (AAV8) gene therapy clinical candidate for the treatment of patients with glycogen storage disease type Ia; DTX301, an AAV8 gene therapy for the treatment of patients with ornithine transcarbamylase; and GTX-102, an antisense oligonucleotide for the treatment of Angelman syndrome. It also develops UX701 that is in Phase 2 clinical trial for the treatment of Wilson disease; and UX053 for the treatment of glycogen storage disease type III. Ultragenyx Pharmaceutical Inc. has collaboration and license agreement with Kyowa Kirin Co., Ltd.; Saint Louis University; Baylor Research Institute; REGENXBIO Inc.; GeneTx; Mereo; University of Pennsylvania; Solid Biosciences Inc.; Regeneron; Abeona; and Arcturus Therapeutics Holdings Inc. The company was incorporated in 2010 and is headquartered in Novato, California.
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