カワサキ病における心血管異常とマンノース結合レクチン遺伝子型の関連性
関連する実験動画
Updated: Jan 20, 2026

09:09
In Silico Clinical Trials for Cardiovascular Disease
Published on: May 27, 2022
2.2K
Maarten H Biezeveld1, Irene M Kuipers, Judy Geissler
1Emma Children's Hospital, Academic Medical Centre, Netherlands.
Lancet (London, England)
|April 18, 2003
まとめ
マノース結合レクチン (MBL) 遺伝子の変異は,川崎病の小児においてより頻繁に見られます. MBL変異を有する1歳未満の乳児は,冠動脈病変のリスクが著しく高くなります.
科学分野:
- 免疫学 免疫学とは
- 小児性血管炎について
- 遺伝学 遺伝学とは
背景:
- 川崎病は,冠動脈に影響する急性血管炎であり,主に小児の患者です.
- マノース結合レクチン (MBL) を含む先天的な免疫システムは,幼い子供を保護する上で重要な役割を果たします.
- MBLは,病原体の認識に関与する,先天的な免疫システムの重要な構成要素です.
研究 の 目的:
- マノース結合レクチン (MBL) 遺伝子と,白人オランダ人の患者における川崎病との関連性を調査する.
- MBL遺伝子変異が,川崎病における冠動脈病変のリスクと重症度に影響を与えるかどうかを判断する.
主な方法:
- MBL遺伝子のゲノタイプ化は,川崎病と診断された90人の患者で実施されました.
- MBL遺伝子変異の頻度は,患者と健康な対照子供との間で比較されました.
- 冠動脈病変のリスクは,特に乳児におけるMBL遺伝子変異の状態に基づいて分析されました.
主要な成果:
- MBL遺伝子の変異の頻度は,対照群と比較して,川崎病の患者で高かった.
- 1歳未満の子供では,MBL遺伝子変異が冠動脈病変のリスク増加と有意に関連していた (OR 15.7,p=0.026).
- MBL変異と冠動脈病変の関連性は,年齢に依存していた.
結論:
- MBL遺伝子とその暗号化されたタンパク質は,川崎病の病理生理学に関与しています.
- 生まれつきの免疫系遺伝的変異,特にMBLは,川崎病の感受性と結果に寄与する.
- カワサキ病の病原性における先天性免疫系の年齢特有の役割は,これらの発見によって示唆されています.
関連する概念動画
SNP Genotyping
76.2K
Single nucleotide polymorphisms, or SNPs, are the most common form of genetic variation in humans. These differences at individual bases in the DNA often do not directly affect gene expression, but in many cases can still be useful for locating disease-associated genes or for diagnosing patients. Numerous methodologies have been established to identify, or “genotype”, SNPs.JoVE’s introduction to SNP Genotyping begins by discussing what SNPs are and how they can be used to...
76.2K
09:09In Silico Clinical Trials for Cardiovascular Disease
2.2K
This protocol demonstrates the workflow of the SILICOFCM platform for automatically generating a parametric model of the left ventricle from patient-specific ultrasound images by applying a multi-scale electromechanical model of the heart. This platform enables in silico clinical trials intended to reduce real clinical trials and maximize positive therapeutic...
2.2K
Cardiovascular System Abnormal Findings I: Inspection and Palpation
825
In a cardiovascular examination, inspection and palpation are crucial for identifying abnormalities.
Abnormal findings observed during an inspection
Abnormal findings observed during an inspection
825
Cardiovascular System Abnormal Findings II: Auscultation
564
Auscultation, an essential part of a heart examination, is done using a stethoscope. It provides crucial information about heart function and possible heart problems. Due to heart problems, abnormal sounds can be heard during systole or diastole. These sounds include S3 and S4 gallops, opening snaps, systolic clicks, and murmurs.
Abnormal Heart Sounds
Gallops:
Abnormal Heart Sounds
Gallops:
564
Psychoneuroimmunology: Cardiovascular Disease
414
Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
A key area of focus in PNI is the relationship between stress and coronary...
414
The Equilibrium Binding Constant and Binding Strength
14.9K
The equilibrium binding constant (Kb) quantifies the strength of a protein-ligand interaction. Kb can be calculated as follows when the reaction is at equilibrium:
14.9K