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aTyr Pharma, Inc., a biotherapeutics company, engages in the discovery and development of medicines based on novel immunological pathways in the United States. Its lead therapeutic candidate is efzofitimod, a selective modulator of NRP2 that is in Phase III clinical trial for pulmonary sarcoidosis; and in Phase 1b/2a clinical trial for treatment of other interstitial lung diseases (ILDs), such as chronic hypersensitivity pneumonitis and connective tissue disease related ILD. The company is developing ATYR0101, a fusion protein derived from a domain of aspartyl-tRNA synthetase that is in preclinical development for the treatment of fibrosis; and ATYR0750, a domain of alanyl-tRNA synthetase for the treatment of liver disorders. It has collaboration and license agreement with Kyorin Pharmaceutical Co., Ltd. for the development and commercialization of efzofitimod for ILDs in Japan. aTyr Pharma, Inc. was incorporated in 2005 and is headquartered in San Diego, California.

Organovo Holdings, Inc., a biotechnology company, focuses on developing 3D tissues that recapitulate key aspects of human disease. Its 3D human tissue platform includes its proprietary NovoGen Bioprinters, which are automated devices that enable the fabrication of 3D living tissues comprised mammalian cells; and related technologies for preparing bio-inks and bioprinting multicellular tissues with complex architecture. The company offers ExVive 3D bioprinted human liver tissue with distinct hepatocellular and non-parenchymal cell compartments. The company was incorporated in 2007 and is headquartered in San Diego, California.

PolarityTE, Inc., a clinical stage biotechnology company, develops and commercializes a range of regenerative tissue products and biomaterials for the fields of medicine, biomedical engineering, and material sciences in the United States. The company operates in two segments, Regenerative Medicine Products and Contract Services. It offers SkinTE, a tissue product used to repair, reconstruction, replacement, and supplementation of skin in patients for the treatment of acute or chronic wounds, burns, surgical reconstruction events, scar revision, or removal of dysfunctional skin grafts, as well as contract research services. The company also develops SkinTE Cryo allows multiple deployments from one original harvest through a cryopreservation process; SkinTE point-of-care device to permit the processing and deployment of SkinTE immediately following the initial harvest at the point-of-car; and other tissue regeneration products. PolarityTE, Inc. is headquartered in Salt Lake City, Utah.