Dr. Naser is a microbiologist and Assistant Professor at the University of Central Florida. He has a particular interest in research into the pathogenesis of Crohn's disease and drug discovery for treatment of multiple drug resistant pathogens such as Mycobacterium tuberculosis and Staphylococcus aureus. He teaches Advanced Clinical Chemistry and Infectious Process. Dr. Naser is Co-author of a Clinical Chemistry Laboratory Manual.

His twelve published papers all relate to some aspect of mycobacteria. One of his recently published papers describes the discovery of MAP in the breast milk of lactating Crohn's patients. (S. A. Naser, I. Shafran, D. Swartz. Isolation of Mycobacterium avium subsp. paratuberculosis from Breast Milk of Crohn's Disease Patients.)