Aging is known to exacerbate atherosclerosis, but the mechanisms have been largely unknown. A study in Nature Aging reveals a bone-marrow-controlled axis of clonality during atherosclerosis, showing that aged bones drive an inflammatory milieu that promotes smooth muscle polyclonality and the formation of larger lesions.
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Acknowledgements
G.K.O. was supported in part by NIH R01 HL155165 and R01 HL156849 to G.K.O. V.S. was supported by Basic and Translational Cardiovascular Training Grant NIH T32 HL007284 and NRSA Postdoctoral Fellowship NIH F32 HL156491.
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Serbulea, V., Deaton, R.A. & Owens, G.K. Old bones control smooth muscle clones. Nat Aging 3, 9–10 (2023). https://doi.org/10.1038/s43587-022-00346-1
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DOI: https://doi.org/10.1038/s43587-022-00346-1