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Liao Y, Qiu X, Liu J, Zhang Z, Liu B, Jin C. The role of m6A-modified CircEPHB4 in glioma pathogenesis: Insights into cancer stemness metastasis. Ann Clin Transl Neurol 2023; 10:1749-1767. [PMID: 37614011 PMCID: PMC10578901 DOI: 10.1002/acn3.51864] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/08/2023] [Revised: 06/27/2023] [Accepted: 07/17/2023] [Indexed: 08/25/2023] Open
Abstract
OBJECTIVE While existing literature has provided insights into involvement of circEPHB4, SOX2 in glioma, their precise molecular mechanisms and synergistic implications in glioma pathogenesis still dim. This study aims to investigate significance and underlying mechanism of m6A-modified circEPHB4 in regulating SOX2/PHLDB2 axis in gliomas. METHODS The mRNA and protein expression were tested by qRT-PCR and Western blot, respectively. ChIP assay was performed to detect SOX2 enrichment on the PHLDB2 promoter. Cell sphere-forming assay to detect self-renewal ability, flow cytometry to determine positivity of CD133 expressions, Malignant behavior of glioma cells were detected by CCK-8, plate colony formation, scratch, and transwell assays. Glioma xenograft models were constructed to investigate effects of CircEPHB4 in tumor development in vivo. RESULTS Methyltransferase MELLT3 upregulated m6A modification of CircEPHB4, and YTHDC1 promoted cytoplasmic localization of m6A-modified CircEPHB4. Overexpression of wild-type CircEPHB4 enhanced glioma cells' stemness, metastasis, and proliferation. Cytoplasmic CircEPHB4 increased SOX2 mRNA stability by binding to IGF2BP2, and the effects observed by SOX2 knockdown were reversed by CircEPHB4 in glioma cells. SOX2 promoted transcriptional expression of PHLDB2 by enriching the PHLDB2 promoter region. SOX2 reversed the inhibition of PHLDB2 knockdown on stemness of glioma, cell proliferation, and metastasis. In vivo experiments also revealed that CircEPHB4 upregulated PHLDB2 expression by stabilizing SOX2 mRNA, which promoted in vivo tumor growth and accelerated stemness of glioma cells and metastasis. CONCLUSION This study reveals functional interaction and molecular mechanisms of m6A-modified circEPHB4 in regulating SOX2/PHLDB2 axis, highlighting their importance in glioma pathogenesis and potential as therapeutic targets.
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Affiliation(s)
- Yuxiang Liao
- Department of Neurosurgery, Xiangya HospitalCentral South UniversityChangsha410008HunanP.R. China
| | - Xiaohui Qiu
- Department of Plastic Surgery, The Third Xiangya HospitalCentral South UniversityChangsha410013HunanP.R. China
| | - Jingping Liu
- Department of Neurosurgery, Xiangya HospitalCentral South UniversityChangsha410008HunanP.R. China
| | - Zhiping Zhang
- Department of Neurosurgery, Xiangya HospitalCentral South UniversityChangsha410008HunanP.R. China
| | - Bo Liu
- Department of Neurosurgery, Xiangya HospitalCentral South UniversityChangsha410008HunanP.R. China
| | - Chen Jin
- Department of Neurosurgery, Xiangya HospitalCentral South UniversityChangsha410008HunanP.R. China
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Abstract
Natriuretic peptides have been at the forefront of biomarker use in heart disease and have been universally recommended as the ideal biomarker in the setting of heart failure. Soluble ST2 is one such biomarker which has found value as a prognostic marker and can be used individually or along with natriuretic peptides in order to prognosticate patients with heart failure. Leading cardiovascular organisations have recognised this biomarker, though its role as a diagnostic marker is yet to be determined. We aim to investigate the role of sST2 in heart failure in the existing literature.
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Zhang T, Xu C, Zhao R, Cao Z. Diagnostic Value of sST2 in Cardiovascular Diseases: A Systematic Review and Meta-Analysis. Front Cardiovasc Med 2021; 8:697837. [PMID: 34368254 PMCID: PMC8342767 DOI: 10.3389/fcvm.2021.697837] [Citation(s) in RCA: 9] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2021] [Accepted: 06/24/2021] [Indexed: 12/20/2022] Open
Abstract
Biomarkers such as B-type natriuretic peptide (BNP), N-terminal pro-BNP (NT-proBNP), cardiac troponin (cTn), and CK-MB contribute significantly to the diagnosis of cardiovascular disease (CVD). Recent studies have demonstrated that suppression of tumorigenicity 2 (ST2) is associated with CVD, but a meta-analysis of ST2 levels in different CVDs has yet to be conducted. Therefore, the present study aimed to investigate soluble ST2 (sST2) levels in patients with ischemic heart disease (IHD), myocardial infarction (MI), and heart failure (HF). A total of 1,425 studies were searched across four databases, of which 16 studies were included in the meta-analysis. The Newcastle-Ottawa Quality Assessment Scale (NOS) values of all 16 studies were ≥7. The meta-analysis results indicated that the sST2 level was not correlated with IHD (standard mean difference [SMD] = 0.58, 95% confidence interval [95% CI] = 0.00 to 1.16, p = 0.05) or MI (weighted mean difference [WMD] = 0.17, 95% CI = -0.22 to 0.55, p = 0.40) but was significantly associated with HF (WMD = 0.21, 95% CI = 0.04 to 0.38, p = 0.02; I 2 = 99%, p < 0.00001). sST2 levels did not differ significantly between patients with IHD or MI and healthy individuals; however, we believe that ST2 could be used as an auxiliary diagnostic biomarker of HF.
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Affiliation(s)
- Tianyi Zhang
- Department of Forensic Pathology, School of Forensic Medicine, China Medical University, Shenyang, China
- Department of Forensic Pathophysiology, School of Forensic Medicine, China Medical University, Shenyang, China
- Department of Forensic Medicine, School of Basic Medical Sciences, Fudan University, Shanghai, China
| | - Chengyang Xu
- Department of Forensic Pathology, School of Forensic Medicine, China Medical University, Shenyang, China
- Department of Forensic Pathophysiology, School of Forensic Medicine, China Medical University, Shenyang, China
| | - Rui Zhao
- Department of Forensic Pathology, School of Forensic Medicine, China Medical University, Shenyang, China
- Department of Forensic Pathophysiology, School of Forensic Medicine, China Medical University, Shenyang, China
| | - Zhipeng Cao
- Department of Forensic Pathology, School of Forensic Medicine, China Medical University, Shenyang, China
- Department of Forensic Pathophysiology, School of Forensic Medicine, China Medical University, Shenyang, China
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Yang C, Fan Z, Wu J, Zhang J, Zhang W, Yang J, Yang J. The Diagnostic Value of Soluble ST2 in Heart Failure: A Meta-Analysis. Front Cardiovasc Med 2021; 8:685904. [PMID: 34327224 PMCID: PMC8315235 DOI: 10.3389/fcvm.2021.685904] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2021] [Accepted: 06/10/2021] [Indexed: 01/09/2023] Open
Abstract
Objective: The diagnostic performance of soluble suppression of tumorigenicity (sST2) in heart failure (HF) had been investigated in multiple studies, but the results were inconsistent. This meta-analysis evaluated the diagnostic value of sST2 in HF. Methods: Pubmed, Web of Science, Embase, and Cochrane Library databases were searched until March 2021. Cohort studies or case-control studies relevant to the diagnostic value of sST2 in HF were screened, and true positive (TP), false positive (FP), false negative (FN), and true negative (TN) data were extracted for calculating sensitivity, specificity, positive likelihood ratio (PLR), negative likelihood ratio (NLR), diagnostic odds ratio (DOR), and area under the curve (AUC). The quality of the included studies was evaluated using the Quality Assessment of Diagnostic Accuracy Studies (QUADAS), the threshold effect was determined by calculating Spearman correlation coefficients and summary receiver operating characteristic (SROC) curve patterns, the heterogeneity was evaluated using the I2 statistic and the Galbraith radial plot, and sensitivity analysis was also performed. Deeks' test was used to assess publication bias. Results: A total of 11 studies from 10 articles were included in this meta-analysis. The Spearman correlation coefficient was 0.114, p = 0.739, and the SROC curve did not show a “shoulder-arm” shape, which suggests that there was no threshold effect, but study heterogeneity existed because of non-threshold effects. The combined sensitivity was 0.72 [95% confidence interval (CI): 0.65–0.78], specificity was 0.65 (95% CI: 0.45–0.81), PLR was 1.75 (95% CI: 1.33–2.31), NLR was 0.48 (95% CI: 0.37–0.63), DOR was 3.63 (95% CI: 2.29–5.74), and AUC was 0.75. The Deeks' test suggested no significant publication bias in the included studies (P = 0.94). Conclusion: sST has some diagnostic value in HF, but this should be further evaluated in additional studies with rigorous design and high homogeneity.
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Affiliation(s)
- Chaojun Yang
- Central Laboratory, Department of Cardiology, The First College of Clinical Medical Science, China Three Gorges University and Yichang Central People's Hospital, Yichang, China
| | - Zhixing Fan
- Central Laboratory, Department of Cardiology, The First College of Clinical Medical Science, China Three Gorges University and Yichang Central People's Hospital, Yichang, China
| | - Jinchun Wu
- Department of Cardiology, Qinghai Provincial People's Hospital, Xining, China
| | - Jing Zhang
- Central Laboratory, Department of Cardiology, The First College of Clinical Medical Science, China Three Gorges University and Yichang Central People's Hospital, Yichang, China
| | - Wei Zhang
- Department of Cardiology, Renmin Hospital of Wuhan University, Wuhan, China
| | - Jian Yang
- Department of Cardiology, The People's Hospital of Three Gorges University and The First People' s Hospital of Yichang, Yichang, China
| | - Jun Yang
- Central Laboratory, Department of Cardiology, The First College of Clinical Medical Science, China Three Gorges University and Yichang Central People's Hospital, Yichang, China
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Liu J, Zhang G, Cong X, Wen C. Black Garlic Improves Heart Function in Patients With Coronary Heart Disease by Improving Circulating Antioxidant Levels. Front Physiol 2018; 9:1435. [PMID: 30443217 PMCID: PMC6221913 DOI: 10.3389/fphys.2018.01435] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2018] [Accepted: 09/20/2018] [Indexed: 01/30/2023] Open
Abstract
Background: Black garlic (BG) has many health-promoting properties. Objectives: We aimed to explore the clinical effects of BG on chronic heart failure (CHF) in patients with coronary heart disease (CHD). Design: The main components of BG were measured by gas chromatography–mass spectrometry (GC–MS) and its antioxidant properties were determined by the clearance rate of free radicals. One hundred twenty CHF patients caused by CHD were randomly and evenly assigned into BG group and placebo group (CG). The duration of treatment was 6 months. Cardiac function was measured according to the New York Heart Association (NYHA) functional classification system. The following parameters were measured, including walking distance, BNP precursor N-terminal (Nt-proBNP), left-ventricular ejection fraction (LVEF) value, and the scores of quality of life (QOL). The circulating antioxidant levels were compared between two groups. Results: There are 27 main compounds in BG with strong antioxidant properties. BG treatment improved cardiac function when compared with controls (P < 0.05). The QOL scores and LVEF values were higher in the BG group than in the CG group while the concentration of Nt-proBNP was lower in the BG group than in the CG group (P < 0.05). Circulating antioxidant levels were higher in the BG group than in the CG group. Antioxidant levels had positive relation with QOL and LVEF values, and negative relation with Nt-proBNP values. Conclusion: BG improves the QOL, Nt-proBNP, and LVEF in CHF patient with CHD by increasing antioxidant levels.
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Affiliation(s)
- Jingbo Liu
- Department of Cardiovascular, The First Hospital of Jilin University, Changchun, China
| | - Guangwei Zhang
- Department of Cardiovascular, The First Hospital of Jilin University, Changchun, China
| | - Xiaoqiang Cong
- Department of Cardiovascular, The First Hospital of Jilin University, Changchun, China
| | - Chengfei Wen
- Department of Cardiovascular, The First Hospital of Jilin University, Changchun, China
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Jin XL, Huang N, Shang H, Zhou MC, Hong Y, Cai WZ, Huang J. Diagnosis of chronic heart failure by the soluble suppression of tumorigenicity 2 and N-terminal pro-brain natriuretic peptide. J Clin Lab Anal 2017; 32. [PMID: 28719009 DOI: 10.1002/jcla.22295] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2017] [Accepted: 06/09/2017] [Indexed: 11/10/2022] Open
Abstract
OBJECTIVE Our study was to explore the roles between serum soluble suppression of tumorigenicity 2 (sST2) and N-terminal pro-brain natriuretic peptide (NT-proBNP) while evaluating ventricular function to properly diagnose chronic heart failure (CHF). METHODS In total, 197 CHF patients were recruited and classified into ventricular function's II, III, and IV groups, and 106 healthy people into normal control group. To detect concentrations of Sst2 and NT-proBNP, ELISA and electro-chemiluminescence immuno assay were implemented. An automatic biochemical analyzer was used to determine the levels of the following: blood urea nitrogen (BUN), creatinine (Cr), alanine aminotransferase (ALT), triglyceride (TG), high-density lipoprotein cholesterol (HDL-C), low-density lipoprotein cholesterol (LDL-C), and uric acid (UA). A receiver operating characteristic (ROC) curve was adopted to detect the diagnostic value sST2 and NT-ProBNP in CHF and the logistic regression analysis involving the risk factors of CHF. RESULTS Serum sST2 and NT-proBNP concentrations were increased significantly in the ventricular function's II, III, and IV groups in a manner dependent on concentration as opposed to the manner the normal control group occupied. The area under the curve (AUC) of sST2, found NT-proBNP and sST2+NT-proBNP to be 0.942 (95% CI: 0.917-0.966), 0.920 (95% CI: 0.891-0.948), and 0.968 (95% CI: 0.953-0.984), respectively. sST2, NT-proBNP, UA, and Cr were verified as important risk factors of CHF. CONCLUSION Serum sST2 and NT-ProBNP could act as diagnostic indicators for CHF.
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Affiliation(s)
- Xiao-Ling Jin
- Department of Clinical Laboratory, The First Rehabilitation Hospital of Shanghai, Shanghai, China
| | - Ning Huang
- Department of Clinical Laboratory, Shandong Province Hospital of Traditional Chinese Medicine, Jinan, China
| | - Hui Shang
- Department of Medical Engineering, Shandong Provincial Hospital Affiliated to Shandong University, Jinan, China
| | - Ming-Cheng Zhou
- Department of Cardiology, The First Rehabilitation Hospital of Shanghai, Shanghai, China
| | - Yi Hong
- Department of Cardiology, The First Rehabilitation Hospital of Shanghai, Shanghai, China
| | - Wen-Zheng Cai
- Department of Clinical Laboratory, The First Rehabilitation Hospital of Shanghai, Shanghai, China
| | - Jie Huang
- Department of Clinical Laboratory, The First Rehabilitation Hospital of Shanghai, Shanghai, China
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