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Cardiovascular Diseases Commons

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2017

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Articles 91 - 120 of 148

Full-Text Articles in Cardiovascular Diseases

The Recognition Of Hpv Infection As A Risk Factor For Cardiovascular Disease In Men, Hayley Stettner Mar 2017

The Recognition Of Hpv Infection As A Risk Factor For Cardiovascular Disease In Men, Hayley Stettner

Graduate Student Research Symposium

Human papilloma virus (HPV) is the most common sexually transmitted infection. Strains 16 and 18 are causes of cervical, anogenital, and oropharyngeal cancer. A study found a nearly 3-fold increase in incidence of cardiovascular (CV) events, i.e. stroke and myocardial infarction (MI), in HPV-infected women. HPV-16 and 18 contain protein E6 that binds to p53 tumor suppressor protein, which aids in regulating atherosclerosis, and causes p53 protein degeneration. Additional studies have linked absence of p53 protein to accumulation of atherosclerosis in the body, which is the leading cause of CV events. Presented is a case of a 55-year old male …


Associations Between Genetic Variants In Mrna Splicing-Related Genes And Risk Of Lung Cancer: A Pathway-Based Analysis From Published Gwass, Yongchu Pan, Hongliang Liu, Yanru Wang, Xiaozheng Kang, Kouros Owzar, Younghun Han Mar 2017

Associations Between Genetic Variants In Mrna Splicing-Related Genes And Risk Of Lung Cancer: A Pathway-Based Analysis From Published Gwass, Yongchu Pan, Hongliang Liu, Yanru Wang, Xiaozheng Kang, Kouros Owzar, Younghun Han

Dartmouth Scholarship

mRNA splicing is an important mechanism to regulate mRNA expression. Abnormal regulation of thisprocess may lead to lung cancer. Here, we investigated the associations of 11,966 single-nucleotide polymorphisms (SNPs) in 206 mRNA splicing-related genes with lung cancer risk by using the summarydata from six published genome-wide association studies (GWASs) of Transdisciplinary Research in Cancerof the Lung (TRICL) (12,160 cases and 16,838 controls) and another two lung cancer GWASs of Harvard University (984 cases and 970 controls) and deCODE (1,319 cases and 26,380 controls). We found that a total of 12 significant SNPs with false discovery rate (FDR) ≤0.05 were mapped …


Venoarterial Extracorporeal Membrane Oxygenation For Cardiogenic Shock: A Retrospective Analysis Based On The Etiology Of Shock, Andrew Burchett, Thomas Tribble, Richard Charnigo, Susan Smyth, Maya Guglin Mar 2017

Venoarterial Extracorporeal Membrane Oxygenation For Cardiogenic Shock: A Retrospective Analysis Based On The Etiology Of Shock, Andrew Burchett, Thomas Tribble, Richard Charnigo, Susan Smyth, Maya Guglin

The VAD Journal

Abstract:

Background: We performed a retrospective analysis to evaluate the efficacy of VA-ECMO support in cardiogenic shock based on various etiologies.

Methods: We retrospectively analyzed 99 patients supported with VA-ECMO from January 1, 2012 to January 1, 2015. Outcomes included survival to discontinuation of VA-ECMO support and survival to hospital discharge. The etiologies of cardiogenic shock included cardiac arrest (CPR), acute myocardial infarction (AMI), decompensated congestive heart failure (CHF), pulmonary embolism (PE), right ventricular failure (RVF) not secondary to an acute pulmonary embolism, and post-cardiotomy syndrome (PCS). The PCS group was used as a reference group; odds ratios were estimated …


P23. Elucidation Of The Signaling Pathway Of Mertk, Kyle Taruc Mar 2017

P23. Elucidation Of The Signaling Pathway Of Mertk, Kyle Taruc

Western Research Forum

Background

Mer Tyrosine Kinase (MERTK) is a receptor which mediates efferocytosis – removal of apoptotic cells by phagocytes such as macrophages. MERTK plays a critical role in homeostasis, with mutations in MERTK associated with the development and progression of atherosclerosis, the buildup of cholesterol-laden plaque in the sub-arterial space. Indeed, one MERTK allele is associated with 66% (heterozygous) to 75% (homozygous) protection from atherosclerosis, while other alleles and SNP’s pre-dispose to atherosclerosis and autoimmunity. Complications resulting from atherosclerosis, including heart attack and stroke, are currently the second leading cause of mortality in Canada. Despite the importance of MERTK in atherosclerosis …


Bioactive Lipids And Circulating Progenitor Cells In Patients With Cardiovascular Disease, Salim S. Hayek, Yuri Klyachkin, Ahmed Asfour, Nima Ghasemzadeh, Mosaab Awad, Iraj Hesaroieh, Hina Ahmed, Brandon Gray, Jinhee Kim, Edmund K. Waller, Arshed A. Quyyumi, Ahmed K. Abdel-Latif Mar 2017

Bioactive Lipids And Circulating Progenitor Cells In Patients With Cardiovascular Disease, Salim S. Hayek, Yuri Klyachkin, Ahmed Asfour, Nima Ghasemzadeh, Mosaab Awad, Iraj Hesaroieh, Hina Ahmed, Brandon Gray, Jinhee Kim, Edmund K. Waller, Arshed A. Quyyumi, Ahmed K. Abdel-Latif

Internal Medicine Faculty Publications

Bone marrow-derived progenitor cells are mobilized into the peripheral blood after acute myocardial injury and in chronic ischemic heart disease. However, the mechanisms responsible for this mobilization are poorly understood. We examined the relationship between plasma levels of bioactive lipids and number of circulating progenitor cells (CPCs) in patients (N = 437) undergoing elective or emergent cardiac catheterization. Plasma levels of sphingosine-1 phosphate (S1P) and ceramide-1 phosphate (C1P) were quantified using mass spectrometry. CPCs were assessed using flow cytometry. S1P levels correlated with the numbers of CD34+, CD34+/CD133+, and CD34+/CXCR4+ CPCs even after adjustment for potential confounding factors. However, …


Gastrointestinal-Renal Axis: Role In The Regulation Of Blood Pressure., Jian Yang, Pedro A Jose, Chunyu Zeng Mar 2017

Gastrointestinal-Renal Axis: Role In The Regulation Of Blood Pressure., Jian Yang, Pedro A Jose, Chunyu Zeng

Medicine Faculty Publications

Hypertension is one of the most common and important health problems worldwide.1 It has been estimated that 29% of the world's adult population, or 1.56 billion people, will have hypertension by the year 2025.2The prevalence of high blood pressure and its adverse consequences result in a heavy burden for hypertensive patients from high‐, middle‐, and low‐income countries.2, 3 Many monogenic causes of hypertension have been reported. However, determining the causes of essential hypertension has been hampered because it is a complex disorder with genetic, epigenetic, and environmental determinants. Among numerous environmental factors, sodium intake is …


Chagas Heart Disease: A United States National Study, Srikanth Yandrapalli, Prakash Harikrishnan, Abdallah Sanaani, Wilbert S. Aronow, Sachin Sule, Alan L. Gass, Chhaya Aggarwal, William H. Frishman, Gregg C. Fonarow, Gregg M. Lanier, Howard A. Cooper, Julio Panza Mar 2017

Chagas Heart Disease: A United States National Study, Srikanth Yandrapalli, Prakash Harikrishnan, Abdallah Sanaani, Wilbert S. Aronow, Sachin Sule, Alan L. Gass, Chhaya Aggarwal, William H. Frishman, Gregg C. Fonarow, Gregg M. Lanier, Howard A. Cooper, Julio Panza

NYMC Faculty Posters

No abstract provided.


In-Hospital Outcomes And Hospitalizations For Acute Rheumatic Heart Disease: A United States National Study, Srikanth Yandrapalli, Abdallah Sanaani, Zeeshan Solangi, Merita Shehu, Sachin Sule, Wilbert S. Aronow Mar 2017

In-Hospital Outcomes And Hospitalizations For Acute Rheumatic Heart Disease: A United States National Study, Srikanth Yandrapalli, Abdallah Sanaani, Zeeshan Solangi, Merita Shehu, Sachin Sule, Wilbert S. Aronow

NYMC Faculty Posters

No abstract provided.


Cpt1a Methylation Is Associated With Plasma Adiponectin, S. Aslibekyan, A. N. Do, H. Xu, S. Li, M. R. Irvin, D Zhi, H. K. Tiwari, D. M. Absher, A. R. Shuldiner, T. Zhang, W. Chen, K. Tanner, C. Hong, B. D. Mitchell, G. Berenson, Donna K. Arnett Mar 2017

Cpt1a Methylation Is Associated With Plasma Adiponectin, S. Aslibekyan, A. N. Do, H. Xu, S. Li, M. R. Irvin, D Zhi, H. K. Tiwari, D. M. Absher, A. R. Shuldiner, T. Zhang, W. Chen, K. Tanner, C. Hong, B. D. Mitchell, G. Berenson, Donna K. Arnett

Epidemiology and Environmental Health Faculty Publications

Background and Aims—Adiponectin, an adipose-secreted protein that has been linked to insulin sensitivity, plasma lipids, and inflammatory patterns, is an established biomarker for metabolic health. Despite clinical relevance and high heritability, the determinants of plasma adiponectin levels remain poorly understood.

Methods and Results—We conducted the first epigenome-wide cross-sectional study of adiponectin levels using methylation data on 368,051 cytosine-phosphate-guanine (CpG) sites in CD4+ T-cells from the Genetics of Lipid Lowering Drugs and Diet Network (GOLDN, n= 991). We fit linear mixed models, adjusting for age, sex, study site, T-cell purity, and family. We have identified a positive association (regression …


Developmental Origins Of Cardiovascular Disease: Impact Of Early Life Stress In Humans And Rodents, Margaret O. Murphy, Dianne M. Cohn, Analia S. Loria Mar 2017

Developmental Origins Of Cardiovascular Disease: Impact Of Early Life Stress In Humans And Rodents, Margaret O. Murphy, Dianne M. Cohn, Analia S. Loria

Pharmacology and Nutritional Sciences Faculty Publications

The Developmental Origins of Health and Disease (DOHaD) hypothesizes that environmental insults during childhood programs the individual to develop chronic disease in adulthood. Emerging epidemiological data strongly supports that early life stress (ELS) given by the exposure to adverse childhood experiences is regarded as an independent risk factor capable of predicting future risk of cardiovascular disease. Experimental animal models utilizing chronic behavioral stress during postnatal life, specifically maternal separation (MatSep) provides a suitable tool to elucidate molecular mechanisms by which ELS increases the risk to develop cardiovascular disease, including hypertension. The purpose of this review is to highlight current epidemiological …


A Case Of Intramural Coronary Amyloidosis Associated With Hemodialysis, F Ronny, George Kleinman, P Kurtin, John Fallon Mar 2017

A Case Of Intramural Coronary Amyloidosis Associated With Hemodialysis, F Ronny, George Kleinman, P Kurtin, John Fallon

NYMC Faculty Publications

Dialysis-related amyloidosis predominantly occurs in osteo-articular structures and dialysis-related amyloid (DRA) substances also deposit in extra-articular tissues. Clinical manifestations of DRA include odynophagia, gastrointestinal hemorrhage, intestinal obstruction, kidney stones, myocardial dysfunction, and subcutaneous tumors. The pathological characteristics of DRA in the heart of hemodialysis patients have rarely been reported. We report the case of a 73-year-old female with a history of cerebral palsy and end-stage renal disease status post two failed renal transplants who had been on hemodialysis for 30 years. The patient was admitted with the working diagnosis of pneumonia. An echocardiography showed markedly reduced biventricular function manifested by …


Research Brief: "Analysis Of Nutritional Habits And Intake Of Polyunsaturated Fatty Acids In Veterans With Peripheral Arterial Disease", Institute For Veterans And Military Families At Syracuse University Feb 2017

Research Brief: "Analysis Of Nutritional Habits And Intake Of Polyunsaturated Fatty Acids In Veterans With Peripheral Arterial Disease", Institute For Veterans And Military Families At Syracuse University

Institute for Veterans and Military Families

This brief is about the nutritional intakes of veterans with peripheral arterial disease, and expands on previous studies. For policy and practice, the research shows that physicians should play a role in educating veterans about long-term effects of their nutritional intakes, and that the DoD and VHA should create an educational program about nutritional intake. Suggestions for future research include using daily or weekly food diaries to increase reporting accuracy and using a more representative sample in randomized controlled tests.


A Mediterranean Diet To Improve Cardiovascular And Cognitive Health: Protocol For A Randomised Controlled Intervention Study, Alexandra T. Wade, Courtney R. Davis, Kathryn A. Dyer, Jonathan M. Hodgson, Richard J. Woodman, Hannah A.D. Keage, Karen J. Murphy Feb 2017

A Mediterranean Diet To Improve Cardiovascular And Cognitive Health: Protocol For A Randomised Controlled Intervention Study, Alexandra T. Wade, Courtney R. Davis, Kathryn A. Dyer, Jonathan M. Hodgson, Richard J. Woodman, Hannah A.D. Keage, Karen J. Murphy

Research outputs 2014 to 2021

The Mediterranean diet has demonstrated efficacy for improving cardiovascular and cognitive health. However, a traditional Mediterranean diet delivers fewer serves of dairy and less dietary calcium than is currently recommended in Australia, which may limit long-term sustainability. The present study aims to evaluate whether a Mediterranean diet with adequate dairy and calcium can improve cardiovascular and cognitive function in an at-risk population, and thereby reduce risk of cardiovascular disease (CVD) and cognitive decline. A randomised, controlled, parallel, crossover design trial will compare a Mediterranean diet supplemented with dairy foods against a low-fat control diet. Forty participants with systolic blood pressure …


Research Brief: "Age, Race, And Cardiovascular Outcomes In African American Veterans", Institute For Veterans And Military Families At Syracuse University Feb 2017

Research Brief: "Age, Race, And Cardiovascular Outcomes In African American Veterans", Institute For Veterans And Military Families At Syracuse University

Institute for Veterans and Military Families

This study builds on previous research that shows increased risk of cardiovascular disorders among African Americans, and applies that research to African American veterans who receive care at the VHA. For policy and practice, this study suggests various ways that African American veterans can lower their risk of cardiovascular disorders, as well as ways that the VHA can improve the health of veterans. Suggestions for future research include having a larger sample of female veterans, analysis of the factors that contribute to African Americans' higher risk of cardiovascular disorders, and differences in access to health care among African American veterans.


Junctional Ectopic Tachycardia Secondary To Myocarditis Associated With Sudden Cardiac Arrest, Michael E. A. Cunningham, Robin W. Doroshow, Laura Oliveri, Jeffrey P. Moak Feb 2017

Junctional Ectopic Tachycardia Secondary To Myocarditis Associated With Sudden Cardiac Arrest, Michael E. A. Cunningham, Robin W. Doroshow, Laura Oliveri, Jeffrey P. Moak

Pediatrics Faculty Publications

No abstract provided.


Clinical Risk Factors For Infective Endocarditis In Staphylococcus Aureus Bacteremia, Vincent Bryan D Salvador, Bikash Chapagain, Astha Joshi, Debra J Brennessel Feb 2017

Clinical Risk Factors For Infective Endocarditis In Staphylococcus Aureus Bacteremia, Vincent Bryan D Salvador, Bikash Chapagain, Astha Joshi, Debra J Brennessel

The Texas Heart Institute Journal

Crucial to the management of staphylococcal bacteremia is an accurate evaluation of associated endocarditis, which has both therapeutic and prognostic implications. Because the clinical presentation of endocarditis can be nonspecific, the judicious use of echocardiography is important in distinguishing patients at high risk of developing endocarditis. In the presence of high-risk clinical features, an early transesophageal echocardiogram is warranted without prior transthoracic echocardiography.

The purpose of this study was to investigate the clinical risk factors for staphylococcal infective endocarditis that might warrant earlier transesophageal echocardiography and to describe the incidence of endocarditis in cases of methicillin-resistant and methicillin-sensitive Staphylococcus aureus …


Percutaneous Valvuloplasty For Bioprosthetic Tricuspid Valve Stenosis, Gaurav Rana, Rohit Malhotra, Anjali Sharma, Nikolaos Kakouros Feb 2017

Percutaneous Valvuloplasty For Bioprosthetic Tricuspid Valve Stenosis, Gaurav Rana, Rohit Malhotra, Anjali Sharma, Nikolaos Kakouros

The Texas Heart Institute Journal

Percutaneous transcatheter tricuspid balloon valvuloplasty (PTTBV) is an accepted treatment option for symptomatic severe native tricuspid valve stenosis, although surgical tricuspid valve replacement remains the treatment of choice. There have been few reports of successful PTTBV for bioprosthetic tricuspid valve stenosis. We present case reports of 3 patients from our hospital experience. Two of the 3 cases were successful, with lasting clinical improvement, whereas the 3rd patient failed to show a reduction in valve gradient. We describe the standard technique used for PTTBV. We present results from a literature review that identified 16 previously reported cases of PTTBV for bioprosthetic …


Cancer Antigen 125 Is Associated With Length Of Stay In Patients With Acute Heart Failure, Hakki Kaya, Recep Kurt, Osman Beton, Ali Zorlu, Hasan Yucel, Hakan Gunes, Didem Oguz, Mehmet Birhan Yilmaz Feb 2017

Cancer Antigen 125 Is Associated With Length Of Stay In Patients With Acute Heart Failure, Hakki Kaya, Recep Kurt, Osman Beton, Ali Zorlu, Hasan Yucel, Hakan Gunes, Didem Oguz, Mehmet Birhan Yilmaz

The Texas Heart Institute Journal

Length of stay is the primary driver of heart-failure hospitalization costs. Because cancer antigen 125 has been associated with poor morbidity and mortality rates in heart failure, we investigated the relationship between admission cancer antigen 125 levels and lengths of stay in heart-failure patients. A total of 267 consecutive patients (184 men, 83 women) with acute decompensated heart failure were evaluated prospectively. The median length of stay was 4 days, and the patients were classified into 2 groups: those with lengths of stay ≤4 days and those with lengths of stay >4 days. Patients with longer lengths of stay had …


Fare Thee Well, Dr Cooley, Herbert L Fred, James T Willerson Feb 2017

Fare Thee Well, Dr Cooley, Herbert L Fred, James T Willerson

The Texas Heart Institute Journal

No abstract provided.


Titanium Plug Closure After Heartware Ventricular Assist Device Explantation In A 15-Year-Old Girl: First Us Experience, Diego A Lara, Aamir Jeewa, Barbara A Elias, Elizabeth O Mccullum, Susan W Denfield, William J Dreyer, Iki Adachi Feb 2017

Titanium Plug Closure After Heartware Ventricular Assist Device Explantation In A 15-Year-Old Girl: First Us Experience, Diego A Lara, Aamir Jeewa, Barbara A Elias, Elizabeth O Mccullum, Susan W Denfield, William J Dreyer, Iki Adachi

The Texas Heart Institute Journal

We describe the case of a teenage girl with anthracycline-induced cardiomyopathy who received a HeartWare ventricular assist device and underwent successful device explantation after cardiac recovery. During device support, the patient's cardiac function returned to normal. Twelve months after implantation, we explanted the device via repeat median sternotomy. To close the hole in the left ventricular apex and preserve the sewing ring in case future device support is needed, we used a German-manufactured titanium plug, developed specifically for this purpose. To our knowledge, this is the first use of this plug in the United States. The patient recovered uneventfully and …


Cystatin C And Cardiac Measures In Children And Adolescents With Ckd., Tammy M. Brady, Kelly Townsend, Michael F. Schneider, Christopher Cox, Thomas Kimball, Peace Madueme, Bradley A. Warady, Susan Furth, Mark Mitsnefes Feb 2017

Cystatin C And Cardiac Measures In Children And Adolescents With Ckd., Tammy M. Brady, Kelly Townsend, Michael F. Schneider, Christopher Cox, Thomas Kimball, Peace Madueme, Bradley A. Warady, Susan Furth, Mark Mitsnefes

Manuscripts, Articles, Book Chapters and Other Papers

BACKGROUND: Cardiovascular disease (CVD) is highly prevalent among children with chronic kidney disease (CKD). Cystatin C is an established marker of kidney function and an emerging biomarker for CVD events. We quantified the relationship between cystatin C level and cardiac structure and function over time among children with CKD and assessed whether cystatin C level and diastolic function retained an association after accounting for kidney function.

STUDY DESIGN: Prospective cohort study.

SETTING & PARTICIPANTS: 678 children and adolescents with mild to moderate CKD enrolled in the CKD in Children (CKiD) Study with 1,228 echocardiographically obtained cardiac structure and function measurements. …


Sodium-Myoinositol Cotransporter-1, Smit1, Mediates The Production Of Reactive Oxygen Species Induced By Hyperglycemia In The Heart, Anne Van Steenbergen, Magali Balteau, Audrey Ginion, Laura Ferté, Sylvain Battault, Christophe De Meester De Ravenstein, Jean-Luc Balligand, Evangelos-Panagiotis Daskalopoulos, Patrick Gilon, Florin Despa, Sanda Despa, Jean-Louis Vanoverschelde, Sandrine Horman, Hermann Koepsell, Gerard Berry, Louis Hue, Luc Bertrand, Christophe Beauloye Jan 2017

Sodium-Myoinositol Cotransporter-1, Smit1, Mediates The Production Of Reactive Oxygen Species Induced By Hyperglycemia In The Heart, Anne Van Steenbergen, Magali Balteau, Audrey Ginion, Laura Ferté, Sylvain Battault, Christophe De Meester De Ravenstein, Jean-Luc Balligand, Evangelos-Panagiotis Daskalopoulos, Patrick Gilon, Florin Despa, Sanda Despa, Jean-Louis Vanoverschelde, Sandrine Horman, Hermann Koepsell, Gerard Berry, Louis Hue, Luc Bertrand, Christophe Beauloye

Pharmacology and Nutritional Sciences Faculty Publications

Hyperglycemia (HG) stimulates the production of reactive oxygen species in the heart through activation of NADPH oxidase 2 (NOX2). This production is independent of glucose metabolism but requires sodium/glucose cotransporters (SGLT). Seven SGLT isoforms (SGLT1 to 6 and sodium-myoinositol cotransporter-1, SMIT1) are known, although their expression and function in the heart remain elusive. We investigated these 7 isoforms and found that only SGLT1 and SMIT1 were expressed in mouse, rat and human hearts. In cardiomyocytes, galactose (transported through SGLT1) did not activate NOX2. Accordingly, SGLT1 deficiency did not prevent HG-induced NOX2 activation, ruling it out in the cellular response to …


Transforming Growth Factor-Β In Thoracic Aortic Aneurysms: Good, Bad, Or Irrelevant?, Alan Daugherty, Zheying Chen, Hisashi Sawada, Debra L. Rateri, Mary B. Sheppard Jan 2017

Transforming Growth Factor-Β In Thoracic Aortic Aneurysms: Good, Bad, Or Irrelevant?, Alan Daugherty, Zheying Chen, Hisashi Sawada, Debra L. Rateri, Mary B. Sheppard

Physiology Faculty Publications

No abstract provided.


We Have No Real Evidence Related To Anticoagulation Plus Aspirin For Stroke Prevention In Atrial Fibrillation, Yuxiang Wang Jan 2017

We Have No Real Evidence Related To Anticoagulation Plus Aspirin For Stroke Prevention In Atrial Fibrillation, Yuxiang Wang

Clinical Research in Practice: The Journal of Team Hippocrates

A critical appraisal and clinical application of Flaker GC, Gruber M, Connolly SJ, et al. Risks and benefits of combining aspirin with anticoagulant therapy in patients with atrial fibrillation: an exploratory analysis of stroke prevention using an oral thrombin inhibitor in atrial fibrillation (SPORTIF) trials. Am Heart J. 2006;152:967-973. doi: 10.1016/j.ahj.2006.06.024


Von Willebrand Disease, Ramon Misla David Jan 2017

Von Willebrand Disease, Ramon Misla David

The Kabod

Von Willebrand Disease (VWD) is a blood clotting disorder characterized by low levels of the Von Willebrand Factor (VWF) in the blood. VWF is functions to bind platelets and promote clotting of the blood when vascular injury occurs. Therefore, VWD leads to decreased or impaired clotting. There are three main types and four subtypes of VWD (type 1, 2A, 2B, 2N, 2M, and 3). Each type of VWD increases in severity. VWD is diagnosed preliminarily through a personal and family history and physical examination. Upon indications toward the possibility of a bleeding disorder, an initial hemostasis evaluation is performed followed …


Association Of Body Mass Index With Dna Methylation And Gene Expression In Blood Cells And Relations To Cardiometabolic Disease: A Mendelian Randomization Approach, Michael M. Mendelson, Riccardo E. Marioni, Roby Joehanes, Chunyu Liu, Åsa K. Hedman, Stella Aslibekyan, Ellen W. Demerath, Weihua Guan, Degui Zhi, Chen Yao, Tianxiao Huan, Christine Willinger, Brian Chen, Paul Courchesne, Michael Multhaup, Marguerite R. Irvin, Ariella Cohain, Eric E. Schadt, Megan L. Grove, Jan Bressler, Kari North, Johan Sundström, Stefan Gustafsson, Sonia Shah, Allan F. Mcrae, Sarah E. Harris, Jude Gibson, Paul Redmond, Janie Corley, Lee Murphy, Donna K. Arnett Jan 2017

Association Of Body Mass Index With Dna Methylation And Gene Expression In Blood Cells And Relations To Cardiometabolic Disease: A Mendelian Randomization Approach, Michael M. Mendelson, Riccardo E. Marioni, Roby Joehanes, Chunyu Liu, Åsa K. Hedman, Stella Aslibekyan, Ellen W. Demerath, Weihua Guan, Degui Zhi, Chen Yao, Tianxiao Huan, Christine Willinger, Brian Chen, Paul Courchesne, Michael Multhaup, Marguerite R. Irvin, Ariella Cohain, Eric E. Schadt, Megan L. Grove, Jan Bressler, Kari North, Johan Sundström, Stefan Gustafsson, Sonia Shah, Allan F. Mcrae, Sarah E. Harris, Jude Gibson, Paul Redmond, Janie Corley, Lee Murphy, Donna K. Arnett

Epidemiology and Environmental Health Faculty Publications

Background

The link between DNA methylation, obesity, and adiposity-related diseases in the general population remains uncertain.

Methods and Findings

We conducted an association study of body mass index (BMI) and differential methylation for over 400,000 CpGs assayed by microarray in whole-blood-derived DNA from 3,743 participants in the Framingham Heart Study and the Lothian Birth Cohorts, with independent replication in three external cohorts of 4,055 participants. We examined variations in whole blood gene expression and conducted Mendelian randomization analyses to investigate the functional and clinical relevance of the findings. We identified novel and previously reported BMI-related differential methylation at 83 CpGs …


Modulating Beta-Cardiac Myosin Function At The Molecular And Tissue Levels, Wanjian Tang, Cheavar A. Blair, Shane D. Walton, András Málnási-Csizmadia, Kenneth S. Campbell, Christopher M. Yengo Jan 2017

Modulating Beta-Cardiac Myosin Function At The Molecular And Tissue Levels, Wanjian Tang, Cheavar A. Blair, Shane D. Walton, András Málnási-Csizmadia, Kenneth S. Campbell, Christopher M. Yengo

Physiology Faculty Publications

Inherited cardiomyopathies are a common form of heart disease that are caused by mutations in sarcomeric proteins with beta cardiac myosin (MYH7) being one of the most frequently affected genes. Since the discovery of the first cardiomyopathy associated mutation in beta-cardiac myosin, a major goal has been to correlate the in vitro myosin motor properties with the contractile performance of cardiac muscle. There has been substantial progress in developing assays to measure the force and velocity properties of purified cardiac muscle myosin but it is still challenging to correlate results from molecular and tissue-level experiments. Mutations that cause …


Rheumatic Heart Disease In Uganda: Predictors Of Morbidity And Mortality One Year After Presentation., Emmy Okello, Chris T Longenecker, Andrea Beaton, Moses R Kamya, Peter Lwabi Jan 2017

Rheumatic Heart Disease In Uganda: Predictors Of Morbidity And Mortality One Year After Presentation., Emmy Okello, Chris T Longenecker, Andrea Beaton, Moses R Kamya, Peter Lwabi

Pediatrics Faculty Publications

BACKGROUND: Rheumatic heart disease (RHD), the long-term consequence of rheumatic fever, accounts for most cardiovascular morbidity and mortality among young adults in developing countries. However, data on contemporary outcomes from resource constrained areas are limited.

METHODS: A prospective cohort study of participants aged 5-60 years with established RHD was conducted in Kampala, Uganda, in which clinical exam, echocardiography, electrocardiography (ECG), and laboratory evaluation were done every 3 months and every 4-week benzathine penicillin prophylaxis was prescribed. Participants were followed up for 12 months and outcomes and predictors of morbidity and mortality were assessed using Kaplan Meier curves and Cox proportional …


A Comparison Of Measured And Self-Reported Blood Pressure Status Among Low-Income Housing Residents In New York City, James H. Williams Ab, Dustin T. Duncan Scd, Jonathan Cantor Ms, Brian Elbel Phd Mph, Gbenga Ogedegbe Md Ms Mph, Joseph Ravenell Md Ms Jan 2017

A Comparison Of Measured And Self-Reported Blood Pressure Status Among Low-Income Housing Residents In New York City, James H. Williams Ab, Dustin T. Duncan Scd, Jonathan Cantor Ms, Brian Elbel Phd Mph, Gbenga Ogedegbe Md Ms Mph, Joseph Ravenell Md Ms

Journal of Health Disparities Research and Practice

Self-report is widely used to measure hypertension prevalence in population-based studies, but there is little research comparing self-report with measured blood pressure among low-income populations. The objective of this study was to compare self-reported and measured blood pressure status among a sample of low-income housing residents in New York City (n=118). We completed a cross-sectional analysis comparing self-report with measured blood pressure status. We determined the sensitivity, specificity, and positive predictive value (PPV) of each self-report metric. Of the sample, 68.1% was Black, 71.1% had a household income under $25,000/year, and 28.5% did not complete high school. In our study, …


Pediatric Cardiovascular Care In Uganda: Current Status, Challenges, And Opportunities For The Future., Twalib Olega Aliku, Sulaiman Lubega, Judith Namuyonga, Tom Mwambu, Michael Oketcho, John O Omagino, Craig Sable, Peter Lwabi Jan 2017

Pediatric Cardiovascular Care In Uganda: Current Status, Challenges, And Opportunities For The Future., Twalib Olega Aliku, Sulaiman Lubega, Judith Namuyonga, Tom Mwambu, Michael Oketcho, John O Omagino, Craig Sable, Peter Lwabi

Pediatrics Faculty Publications

In many developing countries, concerted action against common childhood infectious diseases has resulted in remarkable reduction in infant and under-five mortality. As a result, pediatric cardiovascular diseases are emerging as a major contributor to childhood morbidity and mortality. Pediatric cardiac surgery and cardiac catheterization interventions are available in only a few of Sub-Saharan African countries. In Uganda, open heart surgeries (OHSs) and interventional procedures for pediatric cardiovascular disease are only possible at the Uganda Heart Institute (UHI), having been started with the help of expatriate teams from the years 2007 and 2012, respectively. Thereafter, independent OHS and cardiac catheterization have …