空気汚染曝露と疾患リスクの関連を媒介する血漿プロテオーム
Wenran Li1, Kaixuan Li1, Puchen Zhou1
1Shanghai Institute of Nutrition and Health, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Shanghai, China.
Nature communications
|January 31, 2026
まとめ
空気汚染は循環タンパク質を介して健康に影響を与え、免疫および代謝経路に影響を与える。新しい大気汚染タンパク質リスクスコア(APPRS)は、大気質に関連する疾患のリスクを個別化して評価するのに役立つ。
科学分野:
- 環境保健
- プロテオミクス
- システム生物学
背景:
- 空気汚染は重大な世界的健康リスクであり、多数の疾患と関連しています。
- 特に循環タンパク質の役割を含む生物学的メカニズムは、完全には理解されていません。
- 空気汚染の健康影響に対する個人の感受性をさらに調査する必要があります。
研究 の 目的:
- 循環タンパク質が空気汚染の健康影響をどのように媒介するかを体系的に調査すること。
- 空気汚染関連疾患に関与する特定のタンパク質と経路を特定すること。
- 個別化された感受性評価のためのリスクスコアを開発および検証すること。
主な方法:
- 大規模な英国バイオバンクデータを利用して、空気汚染曝露と疾患および循環タンパク質との関連を調べました。
- 統計的分析を用いて、媒介タンパク質と経路を特定しました。
- 複数のコホートで大気汚染タンパク質リスクスコア(APPRS)を開発および検証しました。
主要な成果:
- 30の疾患が空気汚染曝露と有意に関連していることを特定しました。
- 1,089の汚染物質関連タンパク質を発見し、そのうち296が疾患リスクを媒介し、免疫経路に濃縮されました。
- 媒介経路は疾患の種類によって異なりました(例:心血管疾患のMAPKシグナル伝達、免疫疾患の自然免疫)。
- プロテオームは、空気汚染と疾患の関連の23.69%を全体的に媒介しました。
- 開発されたAPPRSは、疾患リスクとの堅牢な関連を示し、予測モデルを改善しました。
結論:
- 循環タンパク質は、空気汚染の健康影響を媒介する上で中心的な役割を果たします。
- 特定された媒介経路は、疾患特異的なメカニズムを強調しています。
- APPRSは、個別化されたリスク評価および空気汚染曝露に対する精密公衆衛生介入のための貴重なツールとして機能します。
さらに関連する動画
10:11Fundus Photography as a Convenient Tool to Study Microvascular Responses to Cardiovascular Disease Risk Factors in Epidemiological Studies
Published on: October 22, 2014
19.7K
05:30Author Spotlight: Advancing the Analysis of Plasma Extracellular Vesicle Proteome for Cardiovascular Biomarker Studies
Published on: January 31, 2025
1.1K
関連する概念動画
Relative Risk
2.1K
Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
2.1K
Proteomics
9.8K
A proteome is the entire set of proteins that a cell type produces. We can study proteomes using the knowledge of genomes because genes code for mRNAs, and the mRNAs encode proteins. Although mRNA analysis is a step in the right direction, not all mRNAs are translated into proteins.
Proteomics is the study of proteomes' function. It involves the large-scale systematic study of the proteome to denote the protein complement expressed by a genome. Scientist Mark Wilkins coined the term...
Proteomics is the study of proteomes' function. It involves the large-scale systematic study of the proteome to denote the protein complement expressed by a genome. Scientist Mark Wilkins coined the term...
9.8K
Association Areas of the Cortex
9.4K
Association areas are regions of the cerebral cortex that do not have a specific sensory or motor function. Instead, they integrate and interpret information from various sources to enable higher cognitive processes such as memory, learning, and decision-making. Some key association areas include the following:
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
Prefrontal Association Area: This area is located in the frontal lobe and is involved in planning, decision-making, and moderating social behavior. It connects with primary motor areas,...
9.4K
Associative Learning
1.3K
Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
Classical conditioning, also known...
Classical conditioning, also known...
1.3K
Factors Affecting the Risk of Infection
13.5K
The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin...
13.5K
Air-entraining Agents
274
Air-entraining agents improve the durability and workability of concrete in climates with frequent freezing and thawing. These agents prevent cracks by introducing small air bubbles into the mix, creating spaces accommodating water expansion when temperatures drop. The air-entraining agents lower the surface tension of water, forming stable, small air bubbles. This method is more effective than having accidental large voids, as the intentional, smaller, and evenly distributed air voids improve...
274
