
Matlock Jeffries MD
Osteoarthritis
Associate Professor, Arthritis and Clinical Immunology Program, Oklahoma Medical Research Foundation
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825 NE 13th St.Oklahoma City, OK 73104
Phone+1 405-271-7805
Fax+1 405-271-8797
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Summary
- Dr. Matlock Jeffries is a Rheumatologist, specializing in Osteoarthritis, based in Oklahoma City, OK. He completed his medical education and fellowship at the University of Oklahoma Health Sciences Center after obtaining a bachelor's degree in Biochemistry and Computer Science from the University of Oklahoma and Oklahoma State University, respectively. With work experience as an Assistant Professor at OU Health since 2016, Dr. Jeffries has demonstrated expertise in areas such as joint steroid injections, rheumatology, joint injection, and biomedical research. He has contributed to several notable publications and has received prestigious awards such as the Lloyd Rader Resident Award for Excellence in Clinical Practice and Medical Research, among others.
Education & Training
- University of Oklahoma Health Sciences CenterFellowship, Rheumatology, 2014 - 2016
- University of Oklahoma Health Sciences CenterChief Residency, Internal Medicine, 2013 - 2014
- University of Oklahoma Health Sciences CenterResidency, Internal Medicine, 2010 - 2013
- University of Oklahoma College of MedicineClass of 2010
- University of OklahomaB.S., Biochemistry; Minors in Spanish, Business, Medical Humanities, 2002 - 2005
- Oklahoma State UniversityBachelor's, Biochemistry; Computer Science, 2000 - 2002
Certifications & Licensure
- OK State Medical License 2012 - 2026
- American Board of Internal Medicine Rheumatology
Awards, Honors, & Recognition
- Lloyd Rader Resident Award for Excellence in Clinical Practice and Medical Research University of Oklahoma Health Sciences Center, 2014
- Winner, Oral Presentation Competition Oklahoma Skeletal Biology Symposium, 2013
- Winner, James F. Hammarsten Award, Best Oral Research Presentation University of Oklahoma Health Sciences Center, 2012
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Publications & Presentations
PubMed
- Borderline acceleration in blood epigenetic age of unclear biological importance in knee osteoarthritis progression: Specimens and data from the Osteoarthritis Initiat...Cindy Miranda Brawner, Cassandra Sturdy, Liubov Arbeeva, Yvonne M Golightly, Amanda E Nelson
Osteoarthritis and Cartilage. 2025-06-04 - Successful Use of Upadacitinib, a Selective JAK Inhibitor, in the Treatment of Two Cases of Recalcitrant Chronic Uveitis.Diego Dominguez, Sawyer Vaclaw, Cynthia K McClard, Matlock A Jeffries, Jila Noori
Journal of Ophthalmic & Vision Research. 2025-01-01 - Ketogenic Diet-Associated Worsening of Osteoarthritis Histologic Secerity, Increased Pain Sensitivity and Gut Microbiome Dysbiosis in Mice.Gabby Dyson, Montana Barrett, Leoni Schlupp, Emmaline Prinz, Nicholas Hannebut
ACR Open Rheumatology. 2025-01-01
Journal Articles
- Genome-wide DNA methylation study identifies significant epigenomic changes in osteoarthritic cartilageJeffries, MA, Donica M, Baker L, Stevenson M, Annand A, Humphrey MB, James JA, Sawalha AH, Arthritis and Rheumatology, 1/30/2014
- Functional characterization of the MECP2/IRAK1 lupus risk haplotype in human T cells and a human MECP2 transgenic mouseKoelsch K, Webb R, Jeffries MA, Dozmorov M, Frank MB, Guthridge J, James JA, Wren J, Sawalha AH, J. Autoimmunity, 1/1/2013
- Genome-wide DNA methylation study suggests epigenetic accessibility and transcriptional poising of interferon-regulated genes in naïve CD4+ T cells from lupus patientsCoit P, Jeffries M, Altorok N, Dozmorov MG, Koelsch KA, Wren JD, Merrill JT, McCune WJ, Sawalha AH, J Autoimmun, 1/1/2013
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Abstracts/Posters
- Global transcriptomic profiling of osteoarthritic chondrocytesJeffries MA, Multiple Locations, 2014, 1/1/2015
- Epigenome-wide DNA methylation study of osteoarthritic subchondral boneJeffries MA, American College of Rheumatology Annual Meeting, 1/1/2015
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Lectures
- Epigenomics of OsteoarthritisMalaga, Spain, 2014; Sun Valley, ID, 2014 - 1/1/2014
- k-RAS, Epigenetics, and Pancreatic CancerUniversity of Oklahoma - 1/1/2013
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Press Mentions
- OMRF Rheumatologists Receive National RecognitionJune 16th, 2025
- Conflicting Data Leave Some Doubt About OA Role for GLP-1sMarch 17th, 2025
- Metro Doctor’s Study Finds Keto Diet May Worsen OsteoarthritisMarch 3rd, 2025
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Grant Support
- Cartilage Microbial Products as Novel Drivers of Knee Osteoarthritis Epigenetic DysregulationOKLAHOMA CITY VA MEDICAL CENTER2022–2027
- Cartilage Microbial Products as Novel Drivers of Knee Osteoarthritis Epigenetic DysregulationOKLAHOMA CITY VA MEDICAL CENTER2022–2027
- Cartilage Microbial Products as Novel Drivers of Knee Osteoarthritis Epigenetic DysregulationOKLAHOMA CITY VA MEDICAL CENTER2022–2027
- The peripheral blood microbiome as a potential biomarker of knee osteoarthritisOKLAHOMA MEDICAL RESEARCH FOUNDATION2024–2026
- The peripheral blood microbiome as a potential biomarker of knee osteoarthritisOKLAHOMA MEDICAL RESEARCH FOUNDATION2024–2026
- CMA: Cartilage Repair Strategies to Alleviate Arthritic Pain (CaRe AP): Optimizing the Host Environment for Intra-articular Osteoarthritis TherapiesOKLAHOMA CITY VA MEDICAL CENTER2020–2025
- Peripheral blood mononuclear cell epigenetic associations in and biomarkers for knee osteoarthritis development and progressionOKLAHOMA MEDICAL RESEARCH FOUNDATION2020–2025
- CMA: Cartilage Repair Strategies to Alleviate Arthritic Pain (CaRe AP): Optimizing the Host Environment for Intra-articular Osteoarthritis TherapiesOKLAHOMA CITY VA MEDICAL CENTER2020–2025
- CMA: Cartilage Repair Strategies to Alleviate Arthritic Pain (CaRe AP): Optimizing the Host Environment for Intra-articular Osteoarthritis TherapiesOKLAHOMA CITY VA MEDICAL CENTER2020–2025
Research History
- Principal InvestigatorMy lab studies epigenetics in osteoarthritis with a particular focus on systemic inflammatory signatures in OA.2016 - Present
Professional Memberships
- Member
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