Worked for Hoffman-La Roche in the field of cellular immunology. He then moved to the University of Milan, Institute for Pharmacological Sciences, working with Prof. Elena Cattaneo on signal transduction of interleukins in brain development.
He was Postdoctoral Fellow at the University of California Irvine, where he worked with Prof. Ralph A. Bradshaw working on different aspects of signal transduction. Claudio co-founded VetBioPharma S.r.l., a start-up company focused on the development of new biotherapeutics for companion animals.
He also worked as a consultant for the Biotechnology Transfer Office at the San Raffaele Biomedical Science Park. Claudio is now Biotech Consultant for a New York-based investment bank and is partner of La Jolla-based mPark LLC. Claudio De-Fraja holds a Master in Biotechnology Applications, and a Ph.D. in Pharmaceutical and Medical Biotechnology from the University of Milan.