Clinical Chemistry

Portrait of Raffick Bowen

Raffick Bowen, PhD, MHA, MLT

Clinical Professor of Pathology
Co-Director, Clinical Chemistry and Immunology Laboratory

Dr. Raffick Bowen is Clinical Professor of Pathology and Co-Director of Clinical Chemistry and Immunology Laboratory at Stanford University Medical Center. Dr. Bowen received his certification in Medical Laboratory Technology (MLT similar to MT in the United States) from the Canadian Society for Medical Laboratory Science (CSMLS) and has a license as a Clinical Chemist Specialist from the State of California. He completed his BSc in Medical Laboratory Science (MLS) and Ph.D. focusing on omega-6 and omega-3 fatty acids on brain neuronal and glial cells membrane structure and function with implications to the manufacturing of infant formula's fatty acid composition from the University of Alberta. Dr. Bowen completed a post-doctoral diploma in Clinical Chemistry (DClChem) from the University of Toronto and he became a Fellow of the Canadian Academy of Clinical Biochemistry (FCACB). Dr. Bowen has also spent a few years at the National Institutes of Health in Bethesda, Maryland as a Fogarty Post-Doctoral Fellow at the NIH Clinical Center. Dr. Bowen is a Diplomate of the American Board of Clinical Chemistry (DABCC). Also, Dr. Bowen is a Fellow of the American Academy of Clinical Biochemistry (FAACC). Dr. Bowen has also completed his Master in Health Administration (MHA) degree from the University of British Columbia. In summary, he is a Medical Technologist, Clinical Biochemist/Scientist with advanced business concepts as they relate to the healthcare system.


Portrait of Priscilla Yeung

Priscilla Yeung, MD, PhD

Instructor of Pathology (Clinical Chemistry)

Priscilla Yeung, MD, PhD is an Instructor in the Department of Pathology. Her current research is focused on applying top-down mass spectrometry and cell-surface proteomics to discover improved biomarkers for monoclonal gammopathies and other disorders. She completed her clinical pathology residency at Stanford University, MD/PhD training in protein biophysics at Northwestern University, and undergraduate studies at University of Pennsylvania.


Portrait of Ruben Luo

Ruben Yiqi Luo,  PhD

Assistant Professor of Pathology (Clinical Chemistry)

Yiqi Ruben Luo, PhD, DABCC is an assistant professor of pathology at Stanford University and associate director of clinical chemistry laboratory at Stanford Health Care. He is dedicated to the innovation of clinical diagnostic technologies, and has pioneered the application of label-free immunoassays and top-down mass spectrometry in clinical chemistry. He completed his clinical chemistry fellowship at University of California San Francisco. Before the fellowship, he worked in the clinical diagnostic industry holding multiple managerial positions. He received his PhD in chemistry from Stanford University, and BS from Peking University.


Portrait of Run Zhang Shi

Run-Zhang Shi, MD, PhD

Clinical Associate Professor of Pathology (Clinical Chemistry & Immunology)
Co-Director, Clinical Chemistry & Immunology Laboratory

Dr. Run Zhang Shi is a Clinical Associate Professor of Pathology specializing in Clinical Chemistry and Immunology. His work within the Clinical Immunology lab include: Therapeutic drug monitoring; Steroid hormones; Tumor markers; Infecious disease serology; Trace and toxic elements; Clinical diagnostic protein electrophoresis; and Allergy tests. Dr. Shi's research includes: Clinical chemistry and therapeutic drug monitoring; adult and pediatric clinical endocrine testing; screening, detection and follow up of multiple myeloma; tumor markers; clinical utility of tandem mass spectrometry and high resolution mass spectrometry.