Related Experiment Videos
[Endothelial expression of adhesion molecules]
1Laboratory of Clinical Chemistry, National Cardiovascular Center, Suita.
Insights
Soluble endothelial cell adhesion molecule 1 (sELAM-1) may serve as a predictive marker for acute myocardial infarction (AMI). This study found elevated sELAM-1 levels in AMI patients, suggesting a link between adhesion molecules, AMI, and insulin resistance.
Area of Science:
- Biomedical science
- Cardiovascular research
- Immunology
Context:
- Adhesion molecules on vascular endothelial cells play a role in inflammation and cell interactions.
- Acute myocardial infarction (AMI) and insulin resistance are significant health concerns with complex underlying mechanisms.
- Understanding the interplay between endothelial cells, immune responses, and these conditions is crucial for diagnostics.
Purpose:
- To investigate the relationship between adhesion molecules, acute myocardial infarction (AMI), and insulin resistance.
- To assess the potential of circulating adhesion molecules as diagnostic markers for AMI.
- To explore the role of endothelial cell adhesion molecules in the context of AMI and insulin resistance.
Summary:
- Serum concentrations of circulating adhesion molecules were measured using sandwich enzyme-linked immunosorbent assay, and adhesion molecule expression on lymphocytes was analyzed by flow cytometry.
- Significantly higher levels of soluble endothelial cell adhesion molecule 1 (sELAM-1) were observed in AMI patients compared to controls (p < 0.01).
- Correlations were found between insulin resistance index (SSPG) and levels of IL-6, sELAM-1, and sICAM-1, suggesting immune involvement via cytokines and adhesion molecules during insulin administration.
Impact:
- Results suggest that sELAM-1 has potential as a predictive marker for AMI diagnosis.
- The study highlights the significant role of ELAM, ICAM-1, and VCAM-1 in the interactions involving AMI and insulin resistance.
- Findings contribute to understanding the complex relationship between insulin, adhesion molecules, and cardiovascular health.
Abstract:
The adhesion molecule in the vascular endothelial cell is outlined, we reports on our result about the relation etc. among the adhesion molecule, the acute myocardial infarction, and the insulin resistance, and utility as the clinical examination is described the time. This study measured the serum concentrations of circulating adhesion molecules by sandwich enzyme-linked immunosorbent assay with the acute myocardial infarction (AMI) and the insulin resistance, and the expression of adhesion molecules on lymphocyte were analyzed by flow-cytometry. Only ELAM level in AMI disease were significantly higher (p < 0.01) than controls. sELAM has the possibility of the foresight marker of the AMI diagnosis. The correlation of SSPG value of index of the insulin resistance and IL-6, sELAM-1, and sICAM-1 takes part in condition when the immune reaction through cytokine and the adhesion molecule administered insulin. The relation between insulin and the adhesion molecule was suggested from the result of using the vascular endothelial cell. Endothelial cells are stimulated dramatically and increase the appearance of adhesion molecules on surface of the cell by the interactions with leukocytes. In these interactions with AMI and the insulin resistance, ELAM, ICAM-1 and VCAM-1 are suggested to play the most important role.