Megan L Killian, PhD
Department of Orthopaedic Surgery
2800 Plymouth Road
Ann Arbor, MI 48105
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About
I am an established investigator and expert in tendon and enthesis development, healing, and mechanobiology. I started my independent career as a tenure-track Assistant Professor in 2016 at the University of Delaware in the Department of Biomedical Engineering. In February 2020, I relocated my laboratory to Michigan Medicine at the University of Michigan where I am an Associate Professor with tenure in the Department of Orthopaedic Surgery and the Department of Molecular and Integrative Physiology (without tenure). I am on the administrative team for the Michigan Integrative Musculoskeletal Health Center and a member of several research centers on campus, including the Center for Cell Plasticity and Organ Design.
Links
Lab website instagram Bluesky
Qualifications
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Postdoctoral FellowWashington University in St Louis, Orthopaedic Surgery, St Louis, USA
2010 - 2015
Postdoctoral Research
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PhDMichigan Technological University, Houghton, Michigan, United States
2007 - 2010
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MSMontana State University, Bozeman, Montana, United States
2005 - 2007
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BSMichigan Technological University, Houghton, Michigan, United States
2001 - 2005
Center Memberships
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Center MemberBiosciences Initiative
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Center MemberCaswell Diabetes Institute
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Center MemberGlobal REACH
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Center MemberCenter for Cell Plasticity and Organ Design
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Center MemberInstitute for Research on Women And Gender
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Center MemberSamuel and Jean Frankel Cardiovascular Center
Research Overview
My research portfolio includes the development of pre-clinical and translational models to study the development, injury, and healing of the tendon enthesis. The work highlighted by published manuscripts, conference proceedings, and invited talks describes the breadth and depth of my expertise in tendon and enthesis development, mechano-adaptation, and healing. Additionally, this work includes new avenues or research studying the effects of FGF signaling, hypoxia, and HIF1 on progenitor cell behavior and extracellular matrix damage and deposition in the context of enthesis loading.
My laboratory has pioneered the use of optogenetics for in vivo muscle contractility to study growth and remodeling of musculoskeletal tissues, specifically focused on tendon, enthesis, and bone. The core competencies of my lab include in vivo transgenic mouse lines (e.g., Cre-lox) and rodent injury models; biomechanical testing; histomorphometry; and advanced imaging (e.g., micro-computed tomography). My laboratory is supported by funding from the NIH, NSF, and the Michigan-Israel Partnership.
Recent Publications
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Timmer KB, Killian ML, Harley BAC. Biomaterials Science, 2024 Aug 6; 12 (18): 4806 - 4822.Journal ArticleParacrine signals influence patterns of fibrocartilage differentiation in a lyophilized gelatin hydrogel for applications in rotator cuff repair
DOI:10.1039/d4bm00543k PMID: 39150417 -
Kent RN, Jewett ME, Buck TP, Said M, Hold LAA, Crawford EA, Killian ML, Abraham AC, Huang AH, Baker BM. Advanced Healthcare Materials, 2024 Jul 26; 13 (19):Journal ArticleEngineered Microenvironmental Cues from Fiber-Reinforced Hydrogel Composites Drive Tenogenesis and Aligned Collagen Deposition
DOI:10.1002/adhm.202400529 PMID: 38441411 -
Steltzer SS, Abraham AC, Killian ML. Current Osteoporosis Reports, 2024 Apr 1; 22 (2): 290 - 298.Journal ArticleInterfacial Tissue Regeneration with Bone
DOI:10.1007/s11914-024-00859-1 PMID: 38358401 -
Steltzer S, Bae S-H, Phillips T, Shah Y, Abraham A, Killian M. 2024 Feb 2;Proceeding / Abstract / PosterCollagen Organization Of Mouse Tendons And Mechanotransduction Gene Expression Of Mouse Tendon Fibroblasts Are Dependent On Hif1-alpha And Oxygen Tension
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Phillips T, Johnson MK, Steltzer SS, Flowers L, Bae S-H, Lamia S, Shah Y, Abraham A, Killian M. 2024 Feb 2;Proceeding / Abstract / PosterEnthesis Cells Are Maintained With Stable Expression Of Hif1-alpha Following Achilles Tendon Injury
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Wernlé KK, Sonnenfelt MA, Leek CC, Ganji E, Sullivan AL, Offutt C, Shuff J, Ornitz DM, Killian ML. Developmental Dynamics, 2023 Sep 1; 252 (9): 1180 - 1188.Journal ArticleLoss of Fgfr1 and Fgfr2 in Scleraxis-lineage cells leads to enlarged bone eminences and attachment cell death
DOI:10.1002/dvdy.600 PMID: 37212424 -
Ganji E, Lamia SN, Stepanovich M, Whyte N, Goulet RW, Abraham AC, Killian ML. Science Advances, 2023 Jun 1; 9 (25):Journal ArticleOptogenetic-induced muscle loading leads to mechanical adaptation of the Achilles tendon enthesis in mice
DOI:10.1126/sciadv.adf4683 PMID: 37352350 -
Ganji E, Leek C, Duncan W, Patra D, Ornitz DM, Killian ML. FASEB Journal, 2023 Mar 1; 37 (3):Journal ArticleTargeted deletion of Fgf9 in tendon disrupts mineralization of the developing enthesis
DOI:10.1096/fj.202201614R PMID: 36734881