CardioMetAgeは心血管代謝年齢を推定し、疾患転帰を予測する
Yucan Li1,2, Xinming Xu3, Yi Zheng1
1State Key Laboratory of Genetic Engineering, ZhangjiangFudan International Innovation Center, Human Phenome Institute, Fudan University, Shanghai, 201203, China.
BMC medicine
|January 31, 2026
まとめ
新しい老化時計であるCardioMetAgeは、既存のモデルよりも心血管代謝疾患(CMD)および死亡率をより良く予測します。また、生物学的ドライバーやカロリー制限などの老化に対する介入効果も特定します。
科学分野:
- 生物老年学
- 心血管医学
- 代謝的健康
背景:
- 既存の老化時計は、心血管代謝疾患(CMD)に重要な変化を見逃していることが多い。
- CMD関連転帰を予測するために特別に設計された老化時計の必要性が存在する。
研究 の 目的:
- CMD転帰を予測するための老化時計であるCardioMetAgeモデルを開発および検証すること。
- CardioMetAgeとCMD死亡率、罹患率、および疾患進行との関連を評価すること。
- 心血管代謝的エイジングに影響を与える生物学的決定因子および修正可能な要因を調査すること。
主な方法:
- 年代および12の臨床バイオマーカーを使用してCardioMetAgeを開発した。
- NHANES-III、連続NHANES、およびUK Biobankデータセットでモデルをトレーニングおよび検証した。
- CMD死亡率、罹患率、疾患遷移、およびプロテオーム経路との関連を調査した。
主要な成果:
- CardioMetAge偏差(CardioMetAgeDev)は、PhenoAgeよりもCMD死亡率および罹患率との関連が強いことを示した。
- CardioMetAgeDevは、10年間のCMD罹患率および疾患進行をより効果的に予測した。
- プロテオーム解析により、CardioMetAgeDevは炎症および代謝障害と関連していた。ライフスタイルおよび社会経済的地位は、CardioMetAgeDevを介してCMDリスクを部分的に媒介した。
結論:
- CardioMetAgeは、CMD転帰の予測において既存モデルを上回る使いやすい老化時計である。
- 心血管代謝的エイジングのメカニズムと、カロリー制限などの介入の影響に関する洞察を提供する。
- CardioMetAgeは、臨床モニタリングおよび介入効果の評価に可能性がある。
関連する概念動画
Predicting Reaction Outcomes
10.8K
Kinetics describes the rate and path by which a reaction occurs. In contrast, thermodynamics deals with state functions and describes the properties, behavior, and components of a system. It is not concerned with the path taken by the process and cannot address the rate at which a reaction occurs. Although it does provide information about what can happen during a reaction process, it does not describe the detailed steps of what appears on an atomic or a molecular level. On the other hand,...
10.8K
Predicting Molecular Geometry
45.8K
VSEPR Theory for Determination of Electron Pair Geometries
45.8K
What are Estimates?
8.8K
It isn't easy to measure a parameter such as the mean height or the mean weight of a population. So, we draw samples from the population and calculate the mean height or mean weight of the individuals in the sample. This sample data acts as a representative measure of the population parameter. These sample statistics are known as estimates.
The estimate for the mean of a sample is denoted by ͞x, whereas the mean of the population is designated as μ. Further, parameters such...
The estimate for the mean of a sample is denoted by ͞x, whereas the mean of the population is designated as μ. Further, parameters such...
8.8K
Outcomes of Glycolysis
107.2K
Nearly all the energy used by cells comes from the bonds that make up complex organic compounds. These organic compounds are broken down into simpler molecules, such as glucose. As a result, cells extract energy from glucose over many chemical reactions—a process called cellular respiration.
Cellular respiration can occur aerobically (with oxygen) or anaerobically (without oxygen). In the presence of oxygen, cellular respiration starts with glycolysis and continues with pyruvate...
Cellular respiration can occur aerobically (with oxygen) or anaerobically (without oxygen). In the presence of oxygen, cellular respiration starts with glycolysis and continues with pyruvate...
107.2K
Aging
705
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
705
Prediction Intervals
3.4K
The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
3.4K


