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Association of C1q/TNF-related protein-1 (CTRP1) serum levels with coronary artery disease
Linhui Shen1, Shuhong Wang1, Yuan Ling1
1Department of Geriatrics, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
Insights
Serum levels of CTRP1 are significantly higher in coronary artery disease (CAD) patients and correlate with disease severity. This suggests CTRP1 is a potential biomarker for CAD.
Area of Science:
- Biochemistry
- Immunology
- Cardiology
Background:
- Complement C1q tumor necrosis factor-related proteins (CTRPs) regulate metabolism and immune responses.
- Inflammation is implicated in the development of coronary artery disease (CAD).
Purpose of the Study:
- To investigate the association between serum CTRP1 levels and CAD.
- To evaluate CTRP1 as a potential biomarker for CAD prevalence and severity.
Main Methods:
- Serum CTRP1 and inflammatory cytokine levels were measured using ELISA in 63 controls and 76 CAD patients.
- CAD severity was assessed by Gensini score.
- Logistic regression analysis was performed to determine the association between CTRP1 and CAD.
Main Results:
- Serum CTRP1 levels were significantly higher in CAD patients compared to controls (17.24 ± 1.07 vs. 9.31 ± 0.56 ng/mL).
- CTRP1 levels increased with CAD severity and positively correlated with tumor necrosis factor-α and interleukin-6.
- CTRP1 was significantly associated with CAD prevalence.
Conclusions:
- Serum CTRP1 levels are closely associated with the prevalence and severity of CAD.
- CTRP1 may serve as a novel and valuable biomarker for CAD.
Objective:
Complement C1q tumor necrosis factor-related proteins (CTRPs), belonging to the CTRP superfamily, are extensively involved in regulating metabolism and the immune-inflammatory response. The inflammatory process is linked to the pathogenesis of coronary artery disease (CAD). Here, we investigated the association of serum levels of CTRP1 with CAD.
Methods:
Study participants were divided into two groups according to the results of coronary angiography: a control group (n = 63) and a CAD group (n = 76). The concentrations of serum CTRP1 and inflammatory cytokines were determined by enzyme-linked immunosorbent assay. Further analysis of CTRP1 levels in individuals with different severities of CAD was conducted. The CAD severity was assessed by Gensini score.
Results:
Serum levels of CTRP1 were significantly higher in CAD patients than in controls (17.24 ± 1.07 versus 9.31 ± 0.56 ng/mL), and CTRP1 levels increased with increasing severity of CAD. CTRP1 levels were positively correlated with concentrations of tumor necrosis factor-α and interleukin-6. Multiple logistic regression analysis showed that CTRP1 was significantly associated with CAD.
Conclusions:
Our data showed close associations of serum CTRP1 levels with the prevalence and severity of CAD, indicating that CTRP1 can be regarded as a novel and valuable biomarker for CAD.
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