Mark Horowitz PhD

Professor of Orthopaedics and Rehabilitation; Vice Chair for Research

Departments & Organizations

Office of Student ResearchFellowship Training | Diabetes Research Center | Yale Core Center for Musculoskeletal Disorders | Orthopaedics and Rehabilitation

Research Interests

Osteoimmunology; Osteoblasts; Osteoclasts; Adipocytes; Bone remodeling; Mesenchymal stem cell differentiation; B cell transcription factors and bone more...


  • M.S., Yale University,
  • B.S., Syracuse University, 1972
  • Ph.D., SUNY Upstate Med Center, 1977

Selected Publications

  • Hesslein DG, Fretz JA, Xi Y, Nelson T, Zhou S, Lorenzo JA, Schatz DG, Horowitz MC. Ebf1-dependent control of the osteoblast and adipocyte lineages. Bone. 2009 Apr;44(4):537-46. Epub 2008 Dec 16.
  • Ciovacco WA, Goldberg CG, Taylor AF, Lemieux JM, Horowitz MC, Donahue HJ, Kacena MA. The role of gap junctions in megakaryocyte-mediated osteoblast proliferation and differentiation. Bone. 2009 Jan;44(1):80-6. Epub 2008 Sep 10.



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