Mariagrazia was educated as pharmaceutical chemist at the University of Naples, Italy. After a fellowship at the EMBO laboratories in Heidelberg, Germany, she moved to Siena, Italy, where she has stayed ever since as scientist and Project leader, responsible for many bacterial projects. During this period, she has contributed to the discovery and licensure of two innovative bacterial vaccines, against pertussis and meningococcus B. She is actually Discovery Project Leader, in the Research and Development Centre of GSK Vaccines, in Siena. During her career, she has received many scientific awards, she is co-author of over 180 publications in international peer-reviewed journals, and over 150 patents.