Reaction Biology is a preclinical oncology contract research organization (CRO) that provides a comprehensive portfolio of in vivo services for testing new anti-cancer drugs. Our integrated cancer drug testing platform supports the development of your preclinical candidate pipeline by providing services essential for all stages of your drug discovery process. The premises of our CRO feature a state-of-the-art lab located in Germany and the USA, and our team of multi-disciplinary scientists. All of our in vivo services are conducted under GV-SOLAS and ISO9001 with regard to standards of animal welfare and code of practice.