Stephen Roper, PhD

Stephen Roper, PhD

Associate Professor Pathology & Immunology


  • Laboratory & Genomic Medicine

Additional Titles

  • Assistant Director of Pediatric Laboratory Services, St. Louis Children’s Hospital


  • BS, Biology: Texas Tech University, Lubbock, TX (2004)
  • MS, Molecular Pathology: Texas Tech University Health Sciences Center, Lubbock, TX (2007)
  • PhD, Biomedical Science: Medical University of South Carolina, Charleston, SC (2015)
  • Postdoctoral Fellowship, Clinical Chemistry: Baylor College of Medicine/Texas Children’s Hospital, Houston, TX (2017)

Board Certifications

  • National Registry of Certified Chemists: Clinical Chemistry (NRCC-CC)

Clinical Interests

  • Pediatric Clinical Chemistry
  • Inborn Errors of Metabolism
  • Implementation of LC-MS/MS in the clinical laboratory

Research Interests

My research interests include proteomics, glycobiology, inborn errors of metabolism, methods for lipid measurement, and workflow development for HPLC and mass spectrometry-based clinical chemistry assays.

Selected Publications

Ali M, Roper SM, Cao J, and Devaraj S. An Adolescent Female with Jaundice and Edema. J Appl Lab Med. [Accepted].
Roper SM, Michael M, Brewer ED, Lee J, Orjuela AH, Akbas N, and Devaraj S. CYP3A5 genotyping may reduce the cost of care and guide dosing in paediatric renal transplant recipients treated with tacrolimus: A report of two paediatric renal transplant cases. Australas Med J. [In Press]. 
Roper SM, Cao J, Tam E, and Devaraj S. The Performance of Calculated and Directly-Measured Low-density Lipoprotein Cholesterol in a Pediatric Population. Am J Clin Pathol. 2017 [EPub Ahead of Print]. doi: 10.1093/ajcp/aqx042 
Roper SM, Edwards R, Mpwo M, Mutandiro C, and Devaraj S. Reducing Errors in an Emergency Center Setting Using an Automated Fluorescence Immunoassay for Group A Streptococcus Identification. Clin Pediatr (Phila). June 2017, Vol. 56 (7), pp 675-677.
Devaraj S, Cao J, and Roper SM. To Fast or Not to Fast: Comments on the Consensus Statement from the European Atherosclerosis Society/European Federation of Clinical Chemistry and Laboratory Medicine. Arch Pathol Lab Med. April 2017, Vol. 141 (4), pp 487-489.
Ali M, Tam E, Roper SM, Cao J, and Devaraj S. Validation of an Automated Assay for Levetiracetam (Keppra) on Vitros 5600. J Appl Lab Med. March 2017, Vol. 1 (5), pp 494-501.
Machida Y, Bruisma C, Hallinger DR, Roper, SM, Garcia E, Ahima R, and Imai Y. Chronic enhanced expression of neuropeptide Y in beta cells does not reduce beta cell area or beta cell compensation to high fat diet. J Endocrinol. Dec 2014, Vol. 155 (12). pp 4634-40.
Roper SM, Zemskova M, Neely BA, Martin A, Gao P, Jones EE, Kraft AS, and Drake RR. Targeted glycoprotein enrichment and identification in stromal cell secretomes using azido sugar metabolic labeling. Proteomics Clin. Appl. June 2013, Vol. 7 (5-6), pp 367-371.
Cooper SJ, Tun HW, Roper SM, Kim Y, Kislinger T, et al. Current Status of Biomarker Discovery in Human clear Cell Renal Cell Carcinoma. J. Mol Biomark Diagn. 2012, S2:005. doi: 20.4172/2155-9929.S2-005
Roper SM and Tatum OL. Forensic Aspects of DNA-based human identity testing. J. Forensic Nurs. Dec 2008, Vol. 4 (4), pp 150-156.

Susan Keen