Aragen Bioscience offers cell line development, protein expression and purification, molecular biology, cell biology immunology, and diverse in vivo services to the biotech and pharmaceutical industries. Our corporate offices and in vitro laboratories are located in Morgan Hill, California at the south end of Silicon Valley. Aragen and its predecessor, Sierra BioSource, have been operating in the San Francisco Bay Area since 1993.The research experts at Aragen Bioscience have extensive industrial biotechnology experience for your application. Aragen Bioscience services are highly collaborative, well-documented and timely; giving you control over the entire process. Our customer dedicated research teams ensure your project gets the attention and focus that will lead to success.