Epigenetic Aging and Musculoskeletal Outcomes in a Cohort of Women Living With HIV
- PMID: 38366369
- PMCID: PMC11175700
- DOI: 10.1093/infdis/jiae016
Epigenetic Aging and Musculoskeletal Outcomes in a Cohort of Women Living With HIV
Abstract
Background: The relationship between accelerated epigenetic aging and musculoskeletal outcomes in women with HIV (WWH) has not been studied.
Methods: We measured DNA methylation age using the Infinium MethylationEPIC BeadChip in a cohort from the Women's Interagency HIV Study (n = 190) with measures of bone mineral density (BMD) and physical function. We estimated 6 biomarkers of epigenetic aging-epigenetic age acceleration (EAA), extrinsic EAA, intrinsic EAA, GrimAge, PhenoAge, and DNA methylation-estimated telomere length-and evaluated associations of epigenetic aging measures with BMD and physical function. We also performed epigenome-wide association studies to examine associations of DNA methylation signatures with BMD and physical function.
Results: This study included 118 WWH (mean age, 49.7 years; 69% Black) and 72 without HIV (mean age, 48.9 years; 69% Black). WWH had higher EAA (mean ± SD, 1.44 ± 5.36 vs -1.88 ± 5.07; P < .001) and lower DNA methylation-estimated telomere length (7.13 ± 0.31 vs 7.34 ± 0.23, P < .001) than women without HIV. There were no significant associations between accelerated epigenetic aging and BMD. Rather, measures of accelerated epigenetic aging were associated with lower physical function.
Conclusions: Accelerated epigenetic aging was observed in WWH as compared with women without HIV and was associated with lower physical function in both groups.
Keywords: HIV; bone mineral density; epigenetic aging; osteoporosis; physical function.
© The Author(s) 2024. Published by Oxford University Press on behalf of Infectious Diseases Society of America. All rights reserved. For permissions, please e-mail: journals.permissions@oup.com.
Conflict of interest statement
Potential conflicts of interest. All authors: No reported conflicts.
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- Jones HT, Levett T, Barber TJ. Frailty in people living with HIV: an update. Curr Opin Infect Dis 2022; 35:21–30. - PubMed
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