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Portrait of Roa Harb
Roa Harb, MD

Staff Clinician


Laboratory Medicine


MS, American University of Beirut
MD, American University of Beirut


Email: roa.harb@nih.gov
Phone: 301-402-9795

Portrait of Roa Harb
Roa Harb, MD

Staff Clinician


Laboratory Medicine


MS, American University of Beirut
MD, American University of Beirut


Email: roa.harb@nih.gov
Phone: 301-402-9795


Dr. Roa Harb's research interests include improving access to clinical pathology services and education in low- and middle-income countries.


Dr. Harb completed her MD at the American University of Beirut and a Clinical Pathology residency at Yale-New Haven Hospital.

Between 2014 and 2019, she served as the Director of the Clinical Chemistry Laboratory at Yale-New Haven Hospital where her scholarly interests included laboratory test utilization, clinical chemistry, and global health.

She joined the Department of Laboratory Medicine at the Clinical Center in August 2018. As a clinical pathologist in the department, she ensures high-quality testing in the general chemistry section of the laboratory and serves as a consultant to clinicians for test selection, interpretation, and troubleshooting.

Swift C, Gwaikolo C, Ssentamu J, Wachekwa I, Adeiza M, Adu E, Harb R. Body Fluid Testing at John F. Kennedy Medical Center in Liberia. Am J Clin Pathol DOI: 10.1093/AJCP/AQZ027, 2019

Albright B, Dhaher R, Wang H, Harb R, Lee TW, Zaveri H, Eid T. Progressive neuronal activation accompanies epileptogenesis caused by hippocampal glutamine synthetase inhibition. Exp Neurol 288:122-133, 2017

Harb R and Taylor JR. The fragrant power of collective fear. PLoS One. 10(5): e0123908, 2015

Harb R, Whiteus C, Freitas C, Grutzendler J. Cerebral microvascular plasticity from birth to death. J Cereb Blood Flow Metab. 33(1):146-56, 2013

Liu Z, Condello C, Schain A, Harb R, Grutzendler J. CX3CR1 in microglia regulates brain amyloid deposition through selective protofibrillar amyloid-β phagocytosis. J Neurosci. 15;30(50):17091-101, 2010


  • Paul E. Strandjord Young Investigator Award, Academy of Clinical Laboratory Physicians and Scientists Annual Meeting, 2013
  • Paul E. Strandjord Young Investigator Award with Distinction, Academy of Clinical Laboratory Physicians and ScientistsAnnual Meeting, 2012
  • Eighth Annual Donald H. Buchholz, M.D. Resident Research Prize, Department of Laboratory Medicine, Yale University, 2012

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This page last updated on 08/08/2019

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