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Conceptepigenetic clocks / DNA甲基化时钟

Epigenetic Clock

A scientific tool that estimates biological age based on changes in DNA methylation patterns. It predicts age and associated disease risk by measuring the methylation state of specific CpG sites. Representative models include the Horvath Clock, GrimAge, and PhenoAge.

Core Facts

Timeline (last 90 days)

Oct 13

During reprogramming, cells undergo drastic epigenetic remodeling, DNA methylation patterns are globally remodeled, and many aging-related methylation sites are reset, which may be the direct cause of the significant decrease in epigenetic clock readings.

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Oct 2

Biological age is typically estimated using biomarkers such as epigenetic clocks, blood indicators, inflammation levels, and physiological function tests.

Verified65%
Oct 2

Different epigenetic clocks may give significantly divergent readings for the same individual, and single test results are easily influenced by short-term physiological conditions.

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Sep 25

Through reprogramming factors (such as partial expression of Yamanaka factors), it is possible to explore achieving a partial reset of the cellular epigenetic clock.

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Sep 11

Biological age is estimated based on epigenetic markers such as DNA methylation patterns, referred to as the epigenetic clock.

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All Facts (5)

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