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Updated: Mar 2, 2026

Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty

Coronary Progenitor Cells and Soluble Biomarkers in Cardiovascular Prognosis after Coronary Angioplasty

Published on: January 28, 2020

Correlation study between interleukin-6 levels and coronary reflow.

F-M Guo¹, X-H Han, Y-Y Guo

¹Department of Cardiology, Yantaishan Hospital of Yantai, Yantai, China. ytliuwb@sohu.com.

European Review for Medical and Pharmacological Sciences

|May 10, 2017

Summary

This summary is machine-generated.

Interleukin-6 (IL-6) levels increase after myocardial ischemia-reperfusion injury, correlating with coronary blood flow. Shenfu injection reduced IL-6 levels and improved outcomes in a pig model.

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Area of Science:

Cardiovascular Research
Inflammation Biology
Pharmacology

Background:

Myocardial ischemia-reperfusion (IR) injury is a critical clinical issue.
Interleukin-6 (IL-6) is a pro-inflammatory cytokine implicated in cardiovascular diseases.
Understanding the role of IL-6 in IR injury is crucial for developing effective treatments.

Purpose of the Study:

To investigate the correlation between local IL-6 levels in blood vessels and Thrombolysis in Myocardial Infarction (TIMI) frame count (TFC) after IR.
To evaluate the effect of Shenfu injection (SF) on IL-6 levels and myocardial perfusion in an IR model.

Main Methods:

An IR model was established in Yorkshire pigs (n=6 per group).
Pigs received either Shenfu injection (SF) or saline intravenously.
Coronary blood flow (TIMI frame count) and IL-6 levels in various blood vessel locations were measured post-reperfusion.

Main Results:

TIMI frame counts were significantly higher in the SF group compared to the control group (p < 0.05).
IL-6 levels increased significantly after reperfusion (p < 0.05) and were reduced by SF.
IL-6 levels in the coronary sinus positively correlated with TIMI in the SF group (p = 0.03, R² = 0.97).

Conclusions:

Increased IL-6 levels post-reperfusion exacerbate myocardial injury.
IL-6 appears to be associated with coronary reflow, suggesting a potential therapeutic target.
Further research is warranted to elucidate the precise role of IL-6 in myocardial IR injury and reflow.