Nkarta, Inc., a biopharmaceutical company, develops and commercializes cell therapies for cancer treatment. The company's approach for cellular immunotherapy involves chimeric antigen receptors on the surface of a natural killer (NK) cell that enable the cell to recognize specific proteins or antigens that are present on the surface of tumor cells. Its co-lead product candidates are NKX101, a pre-clinical product that enhances the power of innate NK biology to detect and kill cancerous cells; and NKX019, a pre-clinical product, which is based on the ability to treat various B cell malignancies by targeting the CD19 antigen found on these types of cancerous cells. The company was founded in 2015 and is headquartered in South San Francisco, California.