Skip to main content
Matlock Jeffries, MD, Rheumatology, Oklahoma City, OK

Matlock Jeffries MD

Osteoarthritis


Associate Professor, Arthritis and Clinical Immunology Program, Oklahoma Medical Research Foundation

Join to View Full Profile
  • 825 NE 13th St.Oklahoma City, OK 73104

  • Phone+1 405-271-7805

  • Fax+1 405-271-8797

Dr. Jeffries is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

Education & Training

  • University of Oklahoma Health Sciences Center
    University of Oklahoma Health Sciences CenterFellowship, Rheumatology, 2014 - 2016
  • University of Oklahoma Health Sciences Center
    University of Oklahoma Health Sciences CenterChief Residency, Internal Medicine, 2013 - 2014
  • University of Oklahoma Health Sciences Center
    University of Oklahoma Health Sciences CenterResidency, Internal Medicine, 2010 - 2013
  • University of Oklahoma College of Medicine
    University of Oklahoma College of MedicineClass of 2010
  • University of Oklahoma
    University of OklahomaB.S., Biochemistry; Minors in Spanish, Business, Medical Humanities, 2002 - 2005
  • Oklahoma State University
    Oklahoma State UniversityBachelor's, Biochemistry; Computer Science, 2000 - 2002

Certifications & Licensure

  • OK State Medical License
    OK State Medical License 2012 - 2026
  • Rheumatology
    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
  • Join now to see all

Publications & Presentations

PubMed

Journal Articles

  • Genome-wide DNA methylation study identifies significant epigenomic changes in osteoarthritic cartilage  
    Jeffries, 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 mouse  
    Koelsch 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 patients  
    Coit P, Jeffries M, Altorok N, Dozmorov MG, Koelsch KA, Wren JD, Merrill JT, McCune WJ, Sawalha AH, J Autoimmun, 1/1/2013
  • Join now to see all

Abstracts/Posters

  • Global transcriptomic profiling of osteoarthritic chondrocytes
    Jeffries MA, Multiple Locations, 2014, 1/1/2015
  • Epigenome-wide DNA methylation study of osteoarthritic subchondral bone
    Jeffries MA, American College of Rheumatology Annual Meeting, 1/1/2015
  • Jeffries MA, American Society of Human Genetics Annual Meeting; American College of Rheumatology Annual Meeting, Boston, 2013; San Diego, 2013, 1/1/2013
  • Join now to see all

Lectures

  • Epigenomics of Osteoarthritis 
    Malaga, Spain, 2014; Sun Valley, ID, 2014 - 1/1/2014
  • k-RAS, Epigenetics, and Pancreatic Cancer 
    University of Oklahoma - 1/1/2013
  •  
    Oklahoma City - 1/1/2013
  • Join now to see all

Press Mentions

  • Conflicting Data Leave Some Doubt About OA Role for GLP-1s
    Conflicting Data Leave Some Doubt About OA Role for GLP-1sMarch 17th, 2025
  • Metro Doctor’s Study Finds Keto Diet May Worsen Osteoarthritis
    Metro Doctor’s Study Finds Keto Diet May Worsen OsteoarthritisMarch 3rd, 2025
  • Keto Diet May Worsen Osteoarthritis, OMRF Study Finds
    Keto Diet May Worsen Osteoarthritis, OMRF Study FindsFebruary 27th, 2025
  • Join now to see all

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

Viewing the full profile is available to verified healthcare professionals only.

Find your profile and take control of your online presence: