Circulation: Genomic and Precision Medicine最新文献

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Differential Deep RNA Sequencing for Diagnostic Detection of Microbial Infections in Inflammatory Cardiomyopathy. 差异化深度 RNA 测序用于诊断性炎症性心肌病的微生物感染。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-08-01 Epub Date: 2024-06-24 DOI: 10.1161/CIRCGEN.123.004487
Weihua Huang, Changhong Yin, Patrick A Lento, Patricia V Adem, Nevenka Dimitrova, John T Fallon
{"title":"Differential Deep RNA Sequencing for Diagnostic Detection of Microbial Infections in Inflammatory Cardiomyopathy.","authors":"Weihua Huang, Changhong Yin, Patrick A Lento, Patricia V Adem, Nevenka Dimitrova, John T Fallon","doi":"10.1161/CIRCGEN.123.004487","DOIUrl":"10.1161/CIRCGEN.123.004487","url":null,"abstract":"<p><strong>Background: </strong>Inflammatory heart disease can be triggered by a variety of causes, both infectious and noninfectious in nature. We hypothesized that inflammatory cardiomyopathy is potentially related to microbial infection.</p><p><strong>Methods: </strong>In this retrospective study, we used deep RNA sequencing on formalin-fixed paraffin-embedded heart tissue specimens to detect pathogenic agents. We first investigated 4 single-sample cases to test the feasibility of this diagnostic protocol and further 3 control-sample paired cases to improve the protocol with differential metatranscriptomics next-generation sequencing (mtNGS) analysis.</p><p><strong>Results: </strong>We demonstrate that differential mtNGS allows identification of various microbials as potentially pathogenic, for example, <i>Cutibacterium acnes</i>, <i>Corynebacterium aurimucosum</i>, and <i>Pseudomonas denitrificans</i>, which are usually commensal in healthy individuals. Differential mtNGS also allows characterization of human host response in each individual by profiling alterations of gene expression, networked pathways, and inferred immune cell compositions, information of which is beneficial for us to understand different etiologies and immunity roles in each case. Additionally, differential mtNGS allows the identification of genetic variants in patients that may contribute to their susceptibility to particular microbial infections.</p><p><strong>Conclusions: </strong>The demonstrated power of differential mtNGS in simultaneous capture of both the infectious microbial(s) and the status of human host immune response could help us better understand the pathogenesis of complex inflammatory cardiomyopathy, if conducted on a larger scale of the population. The developed differential mtNGS method could also shed light on its translation and adoption of such a laboratory test in clinic practice, allowing for a more effective diagnosis to guide therapeutic treatment of the disease.</p>","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004487"},"PeriodicalIF":6.0,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141442191","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Admixture Mapping of Chronic Kidney Disease and Risk Factors in Hispanic/Latino Individuals From Central America Country of Origin. 来自中美洲原籍国的西班牙裔/拉丁美洲人慢性肾脏病和风险因素的混杂图。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-08-01 Epub Date: 2024-07-01 DOI: 10.1161/CIRCGEN.123.004314
Andrea R V R Horimoto, Quan Sun, James P Lash, Martha L Daviglus, Jianwen Cai, Karin Haack, Shelley A Cole, Timothy A Thornton, Sharon R Browning, Nora Franceschini
{"title":"Admixture Mapping of Chronic Kidney Disease and Risk Factors in Hispanic/Latino Individuals From Central America Country of Origin.","authors":"Andrea R V R Horimoto, Quan Sun, James P Lash, Martha L Daviglus, Jianwen Cai, Karin Haack, Shelley A Cole, Timothy A Thornton, Sharon R Browning, Nora Franceschini","doi":"10.1161/CIRCGEN.123.004314","DOIUrl":"10.1161/CIRCGEN.123.004314","url":null,"abstract":"<p><strong>Background: </strong>Chronic kidney disease (CKD) is highly prevalent in Central America, and genetic factors may contribute to CKD risk. To understand the influences of genetic admixture on CKD susceptibility, we conducted an admixture mapping screening of CKD traits and risk factors in US Hispanic and Latino individuals from Central America country of origin.</p><p><strong>Methods: </strong>We analyzed 1023 participants of HCHS/SOL (Hispanic Community Health Study/Study of Latinos) who reported 4 grandparents originating from the same Central America country. Ancestry admixture findings were validated on 8191 African Americans from WHI (Women's Health Initiative), 3141 American Indians from SHS (Strong Heart Study), and over 1.1 million European individuals from a multistudy meta-analysis.</p><p><strong>Results: </strong>We identified 3 novel genomic regions for albuminuria (chromosome 14q24.2), CKD (chromosome 6q25.3), and type 2 diabetes (chromosome 3q22.2). The 14q24.2 locus driven by a Native American ancestry had a protective effect on albuminuria and consisted of 2 nearby regions spanning the <i>RGS6</i> gene. Variants at this locus were validated in American Indians. The 6q25.3 African ancestry-derived locus, encompassing the <i>ARID1B</i> gene, was associated with increased risk for CKD and replicated in African Americans through admixture mapping. The European ancestry type 2 diabetes locus at 3q22.2, encompassing the <i>EPHB1</i> and <i>KY</i> genes, was validated in European individuals through variant association.</p><p><strong>Conclusions: </strong>US Hispanic/Latino populations are culturally and genetically diverse. This study focusing on Central America grandparent country of origin provides new loci discovery and insights into the ancestry-of-origin influences on CKD and risk factors in US Hispanic and Latino individuals.</p>","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004314"},"PeriodicalIF":6.0,"publicationDate":"2024-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11394365/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141475997","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Using Omics to Identify Novel Therapeutic Targets in Heart Failure. 利用 Omics 确定心力衰竭的新治疗靶点。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-05-20 DOI: 10.1161/CIRCGEN.123.004398
Christelle Lteif, Yimei Huang, Leonardo A Guerra, Brian E Gawronski, Julio D Duarte
{"title":"Using Omics to Identify Novel Therapeutic Targets in Heart Failure.","authors":"Christelle Lteif, Yimei Huang, Leonardo A Guerra, Brian E Gawronski, Julio D Duarte","doi":"10.1161/CIRCGEN.123.004398","DOIUrl":"10.1161/CIRCGEN.123.004398","url":null,"abstract":"<p><p>Omics refers to the measurement and analysis of the totality of molecules or biological processes involved within an organism. Examples of omics data include genomics, transcriptomics, epigenomics, proteomics, metabolomics, and more. In this review, we present the available literature reporting omics data on heart failure that can inform the development of novel treatments or innovative treatment strategies for this disease. This includes polygenic risk scores to improve prediction of genomic data and the potential of multiomics to more efficiently identify potential treatment targets for further study. We also discuss the limitations of omic analyses and the barriers that must be overcome to maximize the utility of these types of studies. Finally, we address the current state of the field and future opportunities for using multiomics to better personalize heart failure treatment strategies.</p>","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004398"},"PeriodicalIF":6.0,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11187651/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141064903","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-Ancestry Polygenic Risk Score for Coronary Heart Disease Based on an Ancestrally Diverse Genome-Wide Association Study and Population-Specific Optimization. 基于祖先多样性全基因组关联研究和特定人群优化的冠心病多祖先多基因风险评分。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-02-21 DOI: 10.1161/CIRCGEN.123.004272
Johanna L Smith, Catherine Tcheandjieu, Ozan Dikilitas, Kruthika Iyer, Kazuo Miyazawa, Austin Hilliard, Julie Lynch, Jerome I Rotter, Yii-Der Ida Chen, Wayne Huey-Herng Sheu, Kyong-Mi Chang, Stavroula Kanoni, Philip S Tsao, Kaoru Ito, Matthew Kosel, Shoa L Clarke, Daniel J Schaid, Themistocles L Assimes, Iftikhar J Kullo
{"title":"Multi-Ancestry Polygenic Risk Score for Coronary Heart Disease Based on an Ancestrally Diverse Genome-Wide Association Study and Population-Specific Optimization.","authors":"Johanna L Smith, Catherine Tcheandjieu, Ozan Dikilitas, Kruthika Iyer, Kazuo Miyazawa, Austin Hilliard, Julie Lynch, Jerome I Rotter, Yii-Der Ida Chen, Wayne Huey-Herng Sheu, Kyong-Mi Chang, Stavroula Kanoni, Philip S Tsao, Kaoru Ito, Matthew Kosel, Shoa L Clarke, Daniel J Schaid, Themistocles L Assimes, Iftikhar J Kullo","doi":"10.1161/CIRCGEN.123.004272","DOIUrl":"10.1161/CIRCGEN.123.004272","url":null,"abstract":"<p><strong>Background: </strong>Predictive performance of polygenic risk scores (PRS) varies across populations. To facilitate equitable clinical use, we developed PRS for coronary heart disease (CHD; PRS<sub>CHD</sub>) for 5 genetic ancestry groups.</p><p><strong>Methods: </strong>We derived ancestry-specific and multi-ancestry PRS<sub>CHD</sub> based on pruning and thresholding (PRS<sub>PT</sub>) and ancestry-based continuous shrinkage priors (PRS<sub>CSx</sub>) applied to summary statistics from the largest multi-ancestry genome-wide association study meta-analysis for CHD to date, including 1.1 million participants from 5 major genetic ancestry groups. Following training and optimization in the Million Veteran Program, we evaluated the best-performing PRS<sub>CHD</sub> in 176,988 individuals across 9 diverse cohorts.</p><p><strong>Results: </strong>Multi-ancestry PRS<sub>PT</sub> and PRS<sub>CSx</sub> outperformed ancestry-specific PRS<sub>PT</sub> and PRS<sub>CSx</sub> across a range of tuning values. Two best-performing multi-ancestry PRS<sub>CHD</sub> (ie, PRS<sub>PTmult</sub> and PRS<sub>CSxmult</sub>) and 1 ancestry-specific (PRS<sub>CSxEUR</sub>) were taken forward for validation. PRS<sub>PTmult</sub> demonstrated the strongest association with CHD in individuals of South Asian ancestry and European ancestry (odds ratio per 1 SD [95% CI, 2.75 [2.41-3.14], 1.65 [1.59-1.72]), followed by East Asian ancestry (1.56 [1.50-1.61]), Hispanic/Latino ancestry (1.38 [1.24-1.54]), and African ancestry (1.16 [1.11-1.21]). PRS<sub>CSxmult</sub> showed the strongest associations in South Asian ancestry (2.67 [2.38-3.00]) and European ancestry (1.65 [1.59-1.71]), lower in East Asian ancestry (1.59 [1.54-1.64]), Hispanic/Latino ancestry (1.51 [1.35-1.69]), and the lowest in African ancestry (1.20 [1.15-1.26]).</p><p><strong>Conclusions: </strong>The use of summary statistics from a large multi-ancestry genome-wide meta-analysis improved the performance of PRS<sub>CHD</sub> in most ancestry groups compared with single-ancestry methods. Despite the use of one of the largest and most diverse sets of training and validation cohorts to date, improvement of predictive performance was limited in African ancestry. This highlights the need for larger genome-wide association study datasets of underrepresented populations to enhance the performance of PRS<sub>CHD</sub>.</p>","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004272"},"PeriodicalIF":6.0,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11372723/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139912170","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhancing the Prediction Power of Polygenic Risk Scores in Genetically Diverse Coronary Heart Disease. 增强多基因风险评分对不同基因冠心病的预测能力
IF 7.4 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-04-08 DOI: 10.1161/CIRCGEN.124.004610
Joséphine Henry, Yilong Lin, Nabila Bouatia-Naji
{"title":"Enhancing the Prediction Power of Polygenic Risk Scores in Genetically Diverse Coronary Heart Disease.","authors":"Joséphine Henry, Yilong Lin, Nabila Bouatia-Naji","doi":"10.1161/CIRCGEN.124.004610","DOIUrl":"10.1161/CIRCGEN.124.004610","url":null,"abstract":"","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004610"},"PeriodicalIF":7.4,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140863111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Data Interoperability for Ambulatory Monitoring of Cardiovascular Disease: A Scientific Statement From the American Heart Association. 心血管疾病门诊监测的数据互操作性:美国心脏协会的科学声明。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-05-23 DOI: 10.1161/HCG.0000000000000095
Antonis A Armoundas, Faraz S Ahmad, Derrick A Bennett, Mina K Chung, Leslie L Davis, Jessilyn Dunn, Sanjiv M Narayan, David J Slotwiner, Kevin Keith Wiley, Rohan Khera
{"title":"Data Interoperability for Ambulatory Monitoring of Cardiovascular Disease: A Scientific Statement From the American Heart Association.","authors":"Antonis A Armoundas, Faraz S Ahmad, Derrick A Bennett, Mina K Chung, Leslie L Davis, Jessilyn Dunn, Sanjiv M Narayan, David J Slotwiner, Kevin Keith Wiley, Rohan Khera","doi":"10.1161/HCG.0000000000000095","DOIUrl":"10.1161/HCG.0000000000000095","url":null,"abstract":"<p><p>Wearable devices are increasingly used by a growing portion of the population to track health and illnesses. The data emerging from these devices can potentially transform health care. This requires an interoperability framework that enables the deployment of platforms, sensors, devices, and software applications within diverse health systems, aiming to facilitate innovation in preventing and treating cardiovascular disease. However, the current data ecosystem includes several noninteroperable systems that inhibit such objectives. The design of clinically meaningful systems for accessing and incorporating these data into clinical workflows requires strategies to ensure the quality of data and clinical content and patient and caregiver accessibility. This scientific statement aims to address the best practices, gaps, and challenges pertaining to data interoperability in this area, with considerations for (1) data integration and the scope of measures, (2) application of these data into clinical approaches/strategies, and (3) regulatory/ethical/legal issues.</p>","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e000095"},"PeriodicalIF":6.0,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141080673","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Heritability of Atrial Fibrillation Among Swedish Adoptees. 瑞典收养者心房颤动的遗传率。
IF 7.4 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-05-02 DOI: 10.1161/CIRCGEN.124.004563
Bengt Zöller, Per Rosengren, MirNabi Pirouzifard, Jan Sundquist, Kristina Sundquist
{"title":"Heritability of Atrial Fibrillation Among Swedish Adoptees.","authors":"Bengt Zöller, Per Rosengren, MirNabi Pirouzifard, Jan Sundquist, Kristina Sundquist","doi":"10.1161/CIRCGEN.124.004563","DOIUrl":"10.1161/CIRCGEN.124.004563","url":null,"abstract":"","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004563"},"PeriodicalIF":7.4,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140847188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Brugada Syndrome in a Transplanted Heart: Implications for Organ Transplant Screening Process. 移植心脏中的 Brugada 综合征:器官移植筛选过程的意义。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-04-23 DOI: 10.1161/CIRCGEN.123.004533
Olubadewa A Fatunde, Pattara Rattanawong, Joseph J Maleszewski, David R Murray, Win-Kuang Shen, Naveen L Pereira
{"title":"Brugada Syndrome in a Transplanted Heart: Implications for Organ Transplant Screening Process.","authors":"Olubadewa A Fatunde, Pattara Rattanawong, Joseph J Maleszewski, David R Murray, Win-Kuang Shen, Naveen L Pereira","doi":"10.1161/CIRCGEN.123.004533","DOIUrl":"10.1161/CIRCGEN.123.004533","url":null,"abstract":"","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004533"},"PeriodicalIF":6.0,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140850228","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Immune Cellular Dynamics in the Peripheral Blood: A Barometer for Cardiovascular Risk? 外周血中的免疫细胞动态:心血管风险的晴雨表?
IF 7.4 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-06-10 DOI: 10.1161/CIRCGEN.124.004736
Pourya Yarahmadi, Patricia K Nguyen
{"title":"Immune Cellular Dynamics in the Peripheral Blood: A Barometer for Cardiovascular Risk?","authors":"Pourya Yarahmadi, Patricia K Nguyen","doi":"10.1161/CIRCGEN.124.004736","DOIUrl":"10.1161/CIRCGEN.124.004736","url":null,"abstract":"","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004736"},"PeriodicalIF":7.4,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295661","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Integrating Clinical Phenotype With Multiomics Analyses of Human Cardiac Tissue Unveils Divergent Metabolic Remodeling in Genotype-Positive and Genotype-Negative Patients With Hypertrophic Cardiomyopathy. 将临床表型与人类心脏组织的多组学分析相结合,揭示了基因型阳性和基因型阴性肥厚型心肌病患者不同的代谢重塑。
IF 6 2区 医学
Circulation: Genomic and Precision Medicine Pub Date : 2024-06-01 Epub Date: 2024-06-10 DOI: 10.1161/CIRCGEN.123.004369
Edgar E Nollet, Maike Schuldt, Vasco Sequeira, Aleksandra Binek, Thang V Pham, Stephan A C Schoonvelde, Mark Jansen, Bauke V Schomakers, Michel van Weeghel, Fred M Vaz, Riekelt H Houtkooper, Jennifer E Van Eyk, Connie R Jimenez, Michelle Michels, Kenneth C Bedi, Kenneth B Margulies, Cristobal G Dos Remedios, Diederik W D Kuster, Jolanda van der Velden
{"title":"Integrating Clinical Phenotype With Multiomics Analyses of Human Cardiac Tissue Unveils Divergent Metabolic Remodeling in Genotype-Positive and Genotype-Negative Patients With Hypertrophic Cardiomyopathy.","authors":"Edgar E Nollet, Maike Schuldt, Vasco Sequeira, Aleksandra Binek, Thang V Pham, Stephan A C Schoonvelde, Mark Jansen, Bauke V Schomakers, Michel van Weeghel, Fred M Vaz, Riekelt H Houtkooper, Jennifer E Van Eyk, Connie R Jimenez, Michelle Michels, Kenneth C Bedi, Kenneth B Margulies, Cristobal G Dos Remedios, Diederik W D Kuster, Jolanda van der Velden","doi":"10.1161/CIRCGEN.123.004369","DOIUrl":"10.1161/CIRCGEN.123.004369","url":null,"abstract":"<p><strong>Background: </strong>Hypertrophic cardiomyopathy (HCM) is caused by sarcomere gene mutations (genotype-positive HCM) in ≈50% of patients and occurs in the absence of mutations (genotype-negative HCM) in the other half of patients. We explored how alterations in the metabolomic and lipidomic landscape are involved in cardiac remodeling in both patient groups.</p><p><strong>Methods: </strong>We performed proteomics, metabolomics, and lipidomics on myectomy samples (genotype-positive N=19; genotype-negative N=22; and genotype unknown N=6) from clinically well-phenotyped patients with HCM and on cardiac tissue samples from sex- and age-matched and body mass index-matched nonfailing donors (N=20). These data sets were integrated to comprehensively map changes in lipid-handling and energy metabolism pathways. By linking metabolomic and lipidomic data to variability in clinical data, we explored patient group-specific associations between cardiac and metabolic remodeling.</p><p><strong>Results: </strong>HCM myectomy samples exhibited (1) increased glucose and glycogen metabolism, (2) downregulation of fatty acid oxidation, and (3) reduced ceramide formation and lipid storage. In genotype-negative patients, septal hypertrophy and diastolic dysfunction correlated with lowering of acylcarnitines, redox metabolites, amino acids, pentose phosphate pathway intermediates, purines, and pyrimidines. In contrast, redox metabolites, amino acids, pentose phosphate pathway intermediates, purines, and pyrimidines were positively associated with septal hypertrophy and diastolic impairment in genotype-positive patients.</p><p><strong>Conclusions: </strong>We provide novel insights into both general and genotype-specific metabolic changes in HCM. Distinct metabolic alterations underlie cardiac disease progression in genotype-negative and genotype-positive patients with HCM.</p>","PeriodicalId":10326,"journal":{"name":"Circulation: Genomic and Precision Medicine","volume":" ","pages":"e004369"},"PeriodicalIF":6.0,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11188634/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141295662","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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