An analysis of three published datasets, validated in 15 human skin samples, identified an aging-linked subgroup of cells that support small blood vessels.An analysis of three published datasets, validated in 15 human skin samples, identified an aging-linked subgroup of cells that support small blood vessels.
The combined score reached 0.843 on a measure of death-risk ranking, exceeding the age-and-sex score by 0.016 in 6,739 validation participants.The combined score reached 0.843 on a measure of death-risk ranking, exceeding the age-and-sex score by 0.016 in 6,739 validation participants.
Corticosterone treatment shifts DNA methylation profiles in young chicks toward those of older birds and reshapes longevity pathways.Corticosterone treatment shifts DNA methylation profiles in young chicks toward those of older birds and reshapes longevity pathways.
In 2,928 individuals across five Latin American countries, speech age gaps tracked dementia diagnoses, brain age, social exposome, and epigenetic aging clocks.In 2,928 individuals across five Latin American countries, speech age gaps tracked dementia diagnoses, brain age, social exposome, and epigenetic aging clocks.