**Maria Mascellino**

Maria Teresa Mascellino graduated at the age of 25 in Rome during the period of 1980 and specialized in clinical microbiology at the Sapienza University of Rome (Italy). She works as an aggregate professor in the Department of Public Health and Infectious Diseases. She was responsible for the Simple Operative Unit of Microbiology. She has published about 100 papers in reputed journals and has been serving as an editorial board member of repute for several scientific journals. She is a reviewer for important international journals and for the research projects of the Ministry of University and Scientific Research of Rome, other than being a referee at the Fund for Disease Control in Hong Kong. She teaches clinical microbiology to medical students at the University of Rome and was in charge of teaching for foreign students at Trinity College in Dublin in the years 2011–2012 and other foreign nations. Her topics of interest include the following: antibiotics, antibiotic resistance, Gram-negative bacterial infections, antimicrobial susceptibility testing, antimicrobial agents, clinical microbiology, infectious disease epidemiology, medical microbiology, pathogens, bacteria, infection control, infection diseases, microbial pathogenesis, nosocomial infections, MRSA, PCR and molecular analyses, multi-drug-resistant bacteria, COVID-19, and vaccines.
