Exercise is associated with younger methylome and transcriptome profiles in human skeletal muscle
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Exercise is associated with younger methylome and transcriptome profiles in human skeletal muscle. / Voisin, Sarah; Seale, Kirsten; Jacques, Macsue; Landen, Shanie; Harvey, Nicholas R.; Haupt, Larisa M.; Griffiths, Lyn R.; Ashton, Kevin J.; Coffey, Vernon G.; Thompson, Jamie Lee M.; Doering, Thomas M.; Lindholm, Malene E.; Walsh, Colum; Davison, Gareth; Irwin, Rachelle; McBride, Catherine; Hansson, Ola; Asplund, Olof; Heikkinen, Aino E.; Piirilä, Päivi; Pietiläinen, Kirsi H.; Ollikainen, Miina; Blocquiaux, Sara; Thomis, Martine; Dawn, Coletta K.; Sharples, Adam P.; Eynon, Nir.
In: Aging Cell, Vol. 23, No. 1, e13859, 2024.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Exercise is associated with younger methylome and transcriptome profiles in human skeletal muscle
AU - Voisin, Sarah
AU - Seale, Kirsten
AU - Jacques, Macsue
AU - Landen, Shanie
AU - Harvey, Nicholas R.
AU - Haupt, Larisa M.
AU - Griffiths, Lyn R.
AU - Ashton, Kevin J.
AU - Coffey, Vernon G.
AU - Thompson, Jamie Lee M.
AU - Doering, Thomas M.
AU - Lindholm, Malene E.
AU - Walsh, Colum
AU - Davison, Gareth
AU - Irwin, Rachelle
AU - McBride, Catherine
AU - Hansson, Ola
AU - Asplund, Olof
AU - Heikkinen, Aino E.
AU - Piirilä, Päivi
AU - Pietiläinen, Kirsi H.
AU - Ollikainen, Miina
AU - Blocquiaux, Sara
AU - Thomis, Martine
AU - Dawn, Coletta K.
AU - Sharples, Adam P.
AU - Eynon, Nir
N1 - Publisher Copyright: © 2023 The Authors. Aging Cell published by Anatomical Society and John Wiley & Sons Ltd.
PY - 2024
Y1 - 2024
N2 - Exercise training prevents age-related decline in muscle function. Targeting epigenetic aging is a promising actionable mechanism and late- life exercise mitigates epi -genetic aging in rodent muscle. Whether exercise training can decelerate, or reverse epigenetic aging in humans is unknown. Here, we performed a powerful meta- analysis of the methylome and transcriptome of an unprecedented number of human skeletal muscle samples (n= 3176). We show that: (1) individuals with higher baseline aero -bic fitness have younger epigenetic and transcriptomic profiles, (2) exercise training leads to significant shifts of epigenetic and transcriptomic patterns toward a younger profile, and (3) muscle disuse “ages” the transcriptome. Higher fitness levels were associated with attenuated differential methylation and transcription during aging. Furthermore, both epigenetic and transcriptomic profiles shifted toward a younger state after exercise training interventions, while the transcriptome shifted toward an older state after forced muscle disuse. We demonstrate that exercise training targets many of the age- related transcripts and DNA methylation loci to maintain younger methylome and transcriptome profiles, specifically in genes related to muscle struc-ture, metabolism, and mitochondrial function. Our comprehensive analysis will inform future studies aiming to identify the best combination of therapeutics and exercise regimes to optimize longevity.
AB - Exercise training prevents age-related decline in muscle function. Targeting epigenetic aging is a promising actionable mechanism and late- life exercise mitigates epi -genetic aging in rodent muscle. Whether exercise training can decelerate, or reverse epigenetic aging in humans is unknown. Here, we performed a powerful meta- analysis of the methylome and transcriptome of an unprecedented number of human skeletal muscle samples (n= 3176). We show that: (1) individuals with higher baseline aero -bic fitness have younger epigenetic and transcriptomic profiles, (2) exercise training leads to significant shifts of epigenetic and transcriptomic patterns toward a younger profile, and (3) muscle disuse “ages” the transcriptome. Higher fitness levels were associated with attenuated differential methylation and transcription during aging. Furthermore, both epigenetic and transcriptomic profiles shifted toward a younger state after exercise training interventions, while the transcriptome shifted toward an older state after forced muscle disuse. We demonstrate that exercise training targets many of the age- related transcripts and DNA methylation loci to maintain younger methylome and transcriptome profiles, specifically in genes related to muscle struc-ture, metabolism, and mitochondrial function. Our comprehensive analysis will inform future studies aiming to identify the best combination of therapeutics and exercise regimes to optimize longevity.
KW - aging
KW - cardiorespiratory fitness
KW - DNA methylation
KW - exercise training
KW - human skeletal muscle
KW - meta-analysis
KW - mRNA expression
U2 - 10.1111/acel.13859
DO - 10.1111/acel.13859
M3 - Journal article
C2 - 37128843
AN - SCOPUS:85157977495
VL - 23
JO - Aging Cell
JF - Aging Cell
SN - 1474-9718
IS - 1
M1 - e13859
ER -
ID: 347485717