Related Experiment Video
Updated: Apr 30, 2026

Identification and Quantification of Deranged Metabolites in Critically Ill Patients Using NMR-Based Metabolomics
Published on: November 29, 2024
Study on qi deficiency syndrome identification modes of coronary heart disease based on metabolomic biomarkers
Qi Shi1, Huihui Zhao2, Jianxin Chen2
1The Key Institute of State Administration of Traditional Chinese Medicine, China-Japan Friendship Hospital, Beijing 100029, China.
Insights
This study identifies 25 plasma metabolites distinguishing coronary heart disease (CHD) patients from healthy individuals. It also found 4 key metabolic differences in CHD patients with Qi deficiency syndrome, offering insights into disease mechanisms.
Area of Science:
- Systems biology
- Metabolomics
- Biomarker discovery
Background:
- Coronary heart disease (CHD) is a leading cause of mortality.
- Systems biology approaches are increasingly vital in biological research.
- Metabolomics quantifies metabolites and their dynamic responses in living systems.
Purpose of the Study:
- To characterize plasma metabolites in CHD patients.
- To identify metabolic differences in CHD patients with Qi deficiency syndrome.
- To explore metabolic biomarkers and understand pathogenesis in CHD and its subtypes.
Main Methods:
- Plasma metabolomic profiling of CHD patients and healthy controls.
- Statistical analysis to identify characteristic metabolites and significant differences.
- Comparative analysis between CHD patients with and without Qi deficiency syndrome.
Main Results:
- Identified 25 characteristic plasma metabolites differentiating CHD patients from healthy individuals.
- Discovered 4 significant metabolic variables distinguishing Qi deficiency from non-Qi deficiency in CHD patients.
- Provided a basis for understanding metabolic rules and pathogenesis in CHD Qi deficiency syndrome.
Conclusions:
- Plasma metabolomics can identify biomarkers for CHD.
- Metabolic profiling reveals distinct patterns in CHD Qi deficiency syndrome.
- This research advances the understanding of CHD pathogenesis through a metabolomic lens.
Abstract:
Coronary heart disease (CHD) is one of the most important types of heart disease because of its high incidence and mortality. With the era of systems biology bursting into reality, the analysis of the whole biological systems whether they are cells, tissues, organs, or the whole organisms has now become the norm of biological researches. Metabolomics is the branch of science concerned with the quantitative understandings of the metabolite complement of integrated living systems and their dynamic responses to the changes of both endogenous and exogenous factors. The aim of this study is to discuss the characteristics of plasma metabolites in CHD patients and CHD Qi deficiency syndrome patients and explore the composition and concentration changes of the plasma metabolomic biomarkers. The results show that 25 characteristic metabolites related to the CHD patients comparing with the healthy people, and 4 identifiable variables had significant differences between Qi deficiency and non-Qi deficiency patients. On the basis of identifying the different plasma endogenous metabolites between CHD patients and healthy people, we further prompted the metabolic rules, pathogenesis, and biological essence in Qi deficiency syndrome patients.
Related Concept Videos
Acute Coronary Syndrome III: Diagnostic Studies
Blood Studies for Cardiovascular System I: Cardiac Biomarkers
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
Coronary Artery Disease III: Clinical Manifestations
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations
Coronary Artery Disease I: Introduction
