Heart News
(78 articles)
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Using a new mathematical model of heart cells, University of Iowa investigators have shown how activation of a critical enzyme, calmodulin kinase II (CaM kinase), disrupts the electrical activity of heart cells. The study, which also involved Columbia University, was published online Dec. 3... |
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Published on 4 December 2009, 13:26
Categories: Calmodulin kinase II
CaM kinase
Cardiac electrical activity
Enzymes
Heart
Oxidation
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Scientists have identified the trigger that leads to the arteries becoming damaged in the disease atherosclerosis, which causes heart attacks and strokes, in research published today in the journal Circulation. The authors of the study, from Imperial College London, say their findings suggest... |
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Published on 1 December 2009, 06:28
Categories: Stroke
Heart diseases
Arteries
Atherosclerosis
TLR-2
Heart
Inflammation
Artery wall
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Two years after teens undergo bariatric surgery for morbid obesity, abnormalities in their hearts that put them at increased risk for heart attacks in adulthood were dramatically reduced, thanks to significant weight loss.A Cincinnati Children’s Hospital Medical Center study shows that the size... |
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Published on 24 November 2009, 08:06
Categories: Weight Loss
Bariatric Surgery
Obesity
Teenage
Heart
Pediatrics
Cardiology
Left ventricle
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ORLANDO — Researchers at Emory University and the Georgia Institute of Technology have developed microscopic polymer beads that can deliver an antioxidant enzyme made naturally by the body into the heart.Injecting the enzyme-containing particles into rats' hearts after a simulated heart... |
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Published on 16 November 2009, 17:13
Categories: Antioxidant Enzyme
Enzymes
Heart
Superoxide Dismutase
SOD
Heart Attack
Polyketals
PLGA
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(Boston) - Researchers from Boston University School of Medicine (BUSM) have shown that fat collection in different body locations, such as around the heart and the aorta and within the liver, are associated with certain decreased heart functions. The study, which appears on-line in Obesity, also... |
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Published on 13 November 2009, 09:03
Categories: Medicine
Obesity
BMI
Heart
Aorta
Liver
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Animal Study Findings Could Point to More Precise Treatments for Atrial Fibrillation.PHILADELPHIA - While studying how the heart is formed, scientists at the University of Pennsylvania School of Medicine serendipitously found a novel cellular source of atrial fibrillation (AF), the most... |
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Published on 2 November 2009, 12:04
Categories: Heart Beat
Atrial Fibrillation
Heart
AF
DCT
Pulmonary veins
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CINCINNATI—New research from the University of Cincinnati shows that a common, over-the-counter pain salve rubbed on the skin during a heart attack could serve as a cardiac-protectant, preventing or reducing damage to the heart while interventions are administered.These findings are... |
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Published on 14 September 2009, 15:38
Categories: Capsaicin
Heart
Heart Attack
Pain Cream
Skin
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June 29, 2009 -- Pig heart valves used to replace defective aortic valves in human patients failed much earlier and more often than expected, says a report from cardiac surgeons at Washington University School of Medicine in St. Louis. This is the first report to demonstrate this potential... |
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Published on 29 June 2009, 15:11
Categories: Cardiac surgery
Heart
Heart valves
Pig heart valves
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CINCINNATI—New research by a team of scientists at the University of Cincinnati shows that bisphenol A (BPA) may be harmful for the heart, particularly in women.Results of several studies are being presented in Washington, D.C., at ENDO 09, the Endocrine Society’s annual meeting, June... |
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Published on 10 June 2009, 16:43
Categories: BPA
Bisphenol A
Heart
Estrogen
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May 1, 2009- Researchers at the Johns Hopkins University School of Medicine have found that a chemical commonly used in the production of such medical plastic devices as intravenous (IV) bags and catheters can impair heart function in rats. Reporting online this week in the American Journal of... |
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Published on 1 May 2009, 15:49
Categories: Chemicals
Medical Devices
Heart
Medicine
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Sequence of transcription factors may drive process to repair damaged heartsSAN FRANCISCO, CA—April 26, 2009—Scientists at the Gladstone Institute of Cardiovascular Disease (GICD)have identified for the first time key genetic factors that drive the process of generating new heart... |
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Published on 27 April 2009, 04:47
Categories: Stem Cells
Heart
Cardiovascular Diseases
Cell Biology
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ANN ARBOR, Mich. — Can a grape-enriched diet prevent the downhill sequence of heart failure after years of high blood pressure?A University of Michigan Cardiovascular Center study suggests grapes may prevent heart health risks beyond the simple blood pressure-lowering impact that can come... |
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Published on 23 April 2009, 16:48
Categories: Blood pressure
Diet
Fruits
Grapes
Heart
Heart failure
Phytochemicals
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Regular exercise is safe for heart failure patients and may slightly lower their risk of death or hospitalization, according to results from the largest and most comprehensive clinical trial to examine the effects of exercise in chronic heart failure patients. Supported by the National Heart,... |
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Published on 7 April 2009, 16:10
Categories: Exercises
Heart
Heart Failure
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WINSTON-SALEM, N.C. – New research at Wake Forest University School of Medicine evaluated the link between a common class of drugs used to prevent bone fractures in osteoporosis patients and the development of irregular heartbeat.The study’s findings appear in the current issue of... |
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Published on 6 April 2009, 13:32
Categories: Osteoporosis
Bones
Drugs
Heart
Bisphosphonates
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LIVERMORE, Calif. -- By using the amount of carbon 14 in the atmosphere from above-ground nuclear testing in the 1950s and 1960, researchers have determined that cells in the human heart develop into adulthood.But as humans age, the percentage of new heart cells decreases markedly. By age 25,... |
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Published on 2 April 2009, 13:41
Categories: Heart Attacks
Heart
Carbon 14
Atmosphere
Myocardial damage
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Results showed improved walking for participants in the nation’s largest CD34+ adult stem cell study CHICAGO – Preliminary data presented Saturday, March 28, as a late-breaking abstract at the American College of Cardiology's 58th annual scientific session from the largest... |
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Published on 30 March 2009, 16:48
Categories: Stem Cells
Cardiovascular diseases
Angina
Heart
Autologous
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Disease Linked to Untreated Risk Factors in Second and Third Decades of Life As many as 1 in 100 black men and women develop heart failure before the age of 50, 20 times the rate in whites in this age group, according to new findings from the National Heart, Lung,... |
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Published on 19 March 2009, 09:23
Categories: Diseases
Heart
Heart Failure
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Boston, MA - Defibrillators are commonly recommended to patients with heart failure to prevent sudden cardiac death, but there is a lack of criteria to identify the appropriate patients for this therapy beyond having heart failure due to systolic dysfunction. Researchers at Brigham and... |
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Published on 16 March 2009, 16:01
Categories: Defibrillators
Heart
Heart failure
Treatments
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