Yifei Yang, PhD, DABCC

Research Interests

  • Analytical Instrument Platform and Sensor Development for Use in Clinical Environments
  • Analytical & forensic toxicology as they relate to drugs & drug metabolites in traditional & alternative biological matrices
  • Cancer Biomarkers
  • Biophysics
  • Clinical Laboratory Information Systems


  • English

Academic Information

  • Departments: Pathology - Assistant Professor (Clinical)
  • Divisions: Clinical Pathology

Board Certification

  • American Board of Clinical Chemistry (Sub: Clinical Chemistry)
  • American Board of Clinical Chemistry (Sub: Toxicological Chemistry)

Email: yifei.yang@path.utah.edu

Education History

Type School Degree
Fellowship The University of Chicago Medicine
Clinical Chemistry
Doctoral Training Yale University
Graduate Training Yale University
Undergraduate Zhejiang University

Global Impact

Education History

Type School Degree Country
Undergraduate Zhejiang University
B.Sc. China

Selected Publications

Journal Article

  1. McMillin GA, Johnson-Davis KL, Kelly BN, Scott B, Yang YK (2020). Impact of the Opioid Epidemic on Drug Testing. (Epub ahead of print) Ther Drug Monit.
  2. Yang YK, Johnson-Davis KL, Kelly BN, McMillin GA (2020). Demand for Interpretation of a Urine Drug Testing Panel Reflects the Changing Landscape of Clinical Needs; Opportunities for the Laboratory to Provide Added Clinical Value. J Appl Lab Med, 5(5), 858-868.
  3. Yang YK, Reichman HA, Bankhead CD, McNamee JA (2020). Evaluate the comparability of two automated liquid handling systems for clinical toxicology assays. (Epub ahead of print) Drug Test Anal.
  4. Yang Y, Wysocki E, Antwi K, Niederkofler E, Leung EKY, Lazar-Molnar E, Yeo KJ (2018). Development and validation of a targeted affinity-enrichment and LC-MS/MS proteomics approach for the therapeutic monitoring of adalimumab. Clin Chim Acta, 483, 308-314.
  5. Yang Y, Yassan L, Leung EKY, Yeo KJ (2018). Smith-Lemli-Opitz Syndrome in a newborn infant with developmental abnormalities and low endogenous cholesterol. Clin Chim Acta, 479, 208-211.
  6. Yang Y, Rogers K, Wardle R, El-Khoury JM (2016). High-throughput measurement of 25-hydroxyvitamin D by LC-MS/MS with separation of the C3-epimer interference for pediatric populations. Clin Chim Acta, 454, 102-6.
  7. Yang Y, Hodsdon ME, Lolis EJ, Ehrlich BE (2016). Conformational dynamics of Ca2+-dependent responses in the polycystin-2 C-terminal tail. Biochem J, 473(3), 285-96.
  8. Yang Y, Keeler C, Kuo IY, Lolis EJ, Ehrlich BE, Hodsdon ME (2015). Oligomerization of the polycystin-2 C-terminal tail and effects on its Ca2+-binding properties. J Biol Chem, 290(16), 10544-54.


  1. Yang Y, Ehrlich BE (2016). Structural studies of the C-terminal tail of polycystin-2 (PC2) reveal insights into the mechanisms used for the functional regulation of PC2. [Review]. J Physiol, 594(15), 4141-9.

Book Chapter

  1. Yifei Yang and Kiang-Teck J Yeo (2020). Different cross-reactivity profiles of methotrexate immunoassays and their clinical management of methotrexate treatment. In Hema Ketha, Uttam Garg (Eds.), Toxicology Cases for the Clinical and Forensic Laboratory (1st). Academic Press.