School of Medicine

Wayne State University School of Medicine


Marilynn R. Fairfax, M.D., Ph.D.
Associate Professor
DMC University Laboratories
4201 St. Antoine
Detroit, MI 48201
(313) 745-4188
Microbiology, Mycobacteriology Susceptibility Lab Testing Transfusion Medicine and Blood Banking

After 15 years as Medical Director of the Clinical Microbiology Laboratories at DMC University Laboratories, Dr. Fairfax remains active in diagnostic microbiology, and emphasizes postgraduate education.

Research Interests

Dr. Fairfax's research interests focus on problems with diagnostic modalities in use in the microbiology laboratory, on the identification of unusual organisms, and on usual organisms causing unusual problems.


Ph.D. in Molecular and Cellular Biology (1971)
Dartmouth College, Hanover, NH, USA

Postdoctoral Fellowship
1971-1973: Dartmouth Medical School, Hanover, NH, USA

M.D. (1985)
University of Texas Health Sciences Center at San Antonio, San Antonio, TX, USA

Residency in Pathology
1985-1989: University of Colorado and Affiliated Hospitals, Denver, CO, USA

Fellowship in Clinical and Public Health Microbiology
1989-1991: University of Washington, Seattle, WA, USA

Medical Education Responsibilities

Undergraduate Program
Lecturer for PGY2: Microbiology and Pathology Laboratories


Training Faculty in the Pathology Residency Program in the areas of microbiology, susceptibility testing, mycology, parasitology, virology, Serology, and molecular diagnostics
Training faculty in the Infectious Disease Fellowship (Adult and Pediatric) and Pharm D. Fellowship programs, in the areas of microbiology Laboratory. Training expertise includes: microbiology, mycobacteriology, susceptibility testing, mycology, parasitology, virology, serology, and molecular Microbiology.

Lecturer of Microbiology, Virology, Serology, and Research in the Medical Technology Program


1. McGrath EJ, Thomas R, Asmar B, Fairfax MR, Lephart P, Ameli J, Abdel-Haq N, Salimnia H. 2013. Detection of respiratory co-infections in pediatric patients using a small volume polymerase chain reaction array respiratory panel: more evidence for combined droplet and contact isolation. Am J Infect Cont. in press.

2. Salimnia H, Lephart PR, Asmar BI, Prebilich D, Paulson E, Fairfax, MR.. 2012. Aerosolized vaccine as an unexpected source of false positive Bordetella pertussis PCR Results. J Clin Microbiol. 50:472-4.

3. Bharadwaj R, Swaminathan S, Salimnia H, Fairfax M, Frey A, Chandrasekar PH. 2012 Clinical impact of the use of 16S rRNA sequencing method for the identification of "difficult-to-identify" bacteria in immunocompromised hosts.Transpl Infect Dis. 14: 206212.

4. Salimnia H, Brown P, Lephart P, Fairfax MR. 2012. Hyphal and yeast forms of Histoplasma capsulatum growing within 5 days in an automated bacterial blood culture system. J Clin Microbiol 50:2833-4.

5.Cone RW, Hobson AC, M. L. W. Huang MLW, and Fairfax MR. 1990. Polymerase chain reaction decontamination: the wipe test. Lancet. 336: 685-687.