Validation of biomarkers of aging

M Moqri, C Herzog, JR Poganik, K Ying, JN Justice… - Nature Medicine, 2024 - nature.com
The search for biomarkers that quantify biological aging (particularly 'omic'-based
biomarkers) has intensified in recent years. Such biomarkers could predict aging-related …

[HTML][HTML] Characterizing expression changes in noncoding RNAs during aging and heterochronic parabiosis across mouse tissues

V Wagner, F Kern, O Hahn, N Schaum, N Ludwig… - Nature …, 2024 - nature.com
Molecular mechanisms of organismal and cell aging remain incompletely understood. We,
therefore, generated a body-wide map of noncoding RNA (ncRNA) expression in aging (16 …

[HTML][HTML] Utilizing epigenetics to study the shared nature of development and biological aging across the lifespan

L Raffington - npj Science of Learning, 2024 - nature.com
Recently, biological aging has been quantified in DNA-methylation samples of older adults
and applied as so-called “methylation profile scores”(MPSs) in separate target samples …

[HTML][HTML] Inverted U-shaped relationship between sleep duration and phenotypic age in US adults: a population-based study

Y You, Y Chen, R Liu, Y Zhang, M Wang, Z Yang… - Scientific Reports, 2024 - nature.com
Sleep is a modifiable behavior that can be targeted in interventions aimed at promoting
healthy aging. This study aims to (i) identify the sleep duration trend in US adults;(ii) …

Exercise is associated with younger methylome and transcriptome profiles in human skeletal muscle

S Voisin, K Seale, M Jacques, S Landen… - Aging …, 2024 - Wiley Online Library
Exercise training prevents age‐related decline in muscle function. Targeting epigenetic
aging is a promising actionable mechanism and late‐life exercise mitigates epigenetic aging …

Pregnancy is linked to faster epigenetic aging in young women

CP Ryan, NR Lee, DB Carba… - Proceedings of the …, 2024 - National Acad Sciences
A central prediction of evolutionary theory is that energy invested into reproduction comes at
the expense of somatic maintenance and repair, accelerating biological aging. Supporting …

Causality-enriched epigenetic age uncouples damage and adaptation

K Ying, H Liu, AE Tarkhov, MC Sadler, AT Lu, M Moqri… - Nature Aging, 2024 - nature.com
Abstract Machine learning models based on DNA methylation data can predict biological
age but often lack causal insights. By harnessing large-scale genetic data through …

Associations of seven measures of biological age acceleration with frailty and all-cause mortality among adult survivors of childhood cancer in the St. Jude Lifetime …

JL Guida, G Hyun, DW Belsky, GT Armstrong… - Nature Cancer, 2024 - nature.com
Survivors of childhood cancer may experience accelerated biological aging, resulting in
premature frailty and death. We used seven measures of biological age in the St. Jude …

[HTML][HTML] Severe drought exposure in utero associates to children's epigenetic age acceleration in a global climate change hot spot

X Qiao, B Straight, D Ngo, CE Hilton… - Nature …, 2024 - nature.com
The goal of this study is to examine the association between in utero drought exposure and
epigenetic age acceleration (EAA) in a global climate change hot spot. Calculations of EAA …

[HTML][HTML] Sex differences in biological aging and the association with clinical measures in older adults

AZZ Phyo, PD Fransquet, J Wrigglesworth, RL Woods… - Geroscience, 2024 - Springer
Females live longer than males, and there are sex disparities in physical health and disease
incidence. However, sex differences in biological aging have not been consistently reported …