Related Experiment Video
Updated: Jun 24, 2026
A Surgical Model of Heart Failure with Preserved Ejection Fraction in Tibetan Minipigs
Published on: February 18, 2022
[Effect of a traditional Chinese medicine compound on chronic heart failure in guinea-pigs]
Wu-Hong Tan1, Xiao-Yang Du, Jian Liu
1Key Laboratory of Environment and Genes Related to Diseases of Ministry of Education, Key Laboratory of Trace Elements and Endemic Disease of Ministry of Health, Xi'an Jiaotong University, Xi'an 710061, China.
Insights
This study shows that a traditional Chinese medicine compound effectively treats chronic heart failure (CHF) in guinea pigs by improving heart function and reducing cardiac damage in a dose-dependent manner.
Area of Science:
- Cardiovascular Pharmacology
- Traditional Chinese Medicine
- Preclinical Research
Context:
- Chronic heart failure (CHF) poses a significant global health burden.
- Current treatments for CHF have limitations and side effects.
- Investigating novel therapeutic agents, including traditional Chinese medicine, is crucial.
Purpose:
- To evaluate the efficacy of a traditional Chinese medicine compound (CTMC) in a guinea pig model of chronic heart failure (CHF).
- To assess the impact of CTMC on hemodynamic parameters, cardiac pathology, and biomarkers of myocardial injury.
Summary:
- Guinea pigs with isoproterenol-induced CHF were treated with varying doses of CTMC.
- Hemodynamic measurements (LVDP, LVEDP, dp/dt max) and myocardial damage markers (serum cTn-I, CK-MB, necrosis area) were analyzed.
- CTMC demonstrated a dose-dependent improvement in left ventricular diastolic function and reduction in myocardial injury.
Impact:
- The findings suggest CTMC as a potential therapeutic agent for managing chronic heart failure.
- This research supports the integration of traditional Chinese medicine into modern cardiovascular pharmacotherapy.
- Further clinical studies are warranted to validate these preclinical findings in human patients.
Objective:
To investigate the effect of a traditional Chinese medicine compound (CTMC) on chronic heart failure (CHF) in guinea-pigs.
Methods:
The CHF of guinea-pigs were induced by repeated injection of hyodemic isoproterenol. The hemodynamics, organ (heart, lung, liver and kidney)/body weight ratio, pathological changes, and serum cTn-I and CK-MB were measured to determine the effectiveness of the traditional Chinese medicine treatement.
Results:
The LVDP and LVEDP were decreased and the absolute value of + dp/dt(max) and - dp/ dt(max) were increased by the administration of 10 mg/kg, 20 mg/kg and 30 mg/kg of the compound tablets. The effect increased with doses. The traditional Chinese medicine also decreased the area of myocardial necrosis and the degree of injury to myocardiacyte. The intervention group had lower serum cTn-I and CK-MB levels than the controls.
Conclusion:
The compound tablets can improve the left ventricular diastolic function of CHF and reduce the myocardial damage in a dose-dependent manner.
