It operates in two divisions, Sentigen Biosciences and Cell & Molecular Technologies. The Sentigen Biosciences division engages primarily in the development and commercialization of novel bioassay systems that elucidate the underlying biology of protein-protein interactions. It offers its Tango assay system to address the functionalization of G protein-coupled receptors for pharmaceutical drug discovery and development. The Cell & Molecular Technologies division provides contract research and development services to companies, which engage in the drug discovery process; as well as works in cooperation with Sentigen Biosciences to commercialize specific applications of the Tango assay system. Sentigen Holding was founded in 1987. It was formerly known as Prime Cellular, Inc. and changed its name to Sentigen Holding Corp. in 2000. The company is based in Phillipsburg, New Jersey. Sentigen Holding Corp. is a subsidiary of Life Technologies Corporation.