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Heart in Biological News

NIH stimulus funding supports Emory biomedical scientists

... research discoveries in areas ranging from heart disease, cancer and neurology to organ ... hemophilia. If it clots too easily, embolisms, heart attacks or strokes can occur. Understanding ... role in promoting scarring in a mouse model of heart disease. Risk factors ...

New drug may reduce heart attack damage

... disease-causing gene can dramatically reduce heart muscle damage after a heart attack and may lead to significantly improved ... and muscle death in the aftermath of a heart attack, trials in preclinical models have found. ...

'Show me the money!' MDA greenlights grants

... muscle weakness and pain, diabetes, blindness and heart disease, along with other debilitating and/or ... Hospital in Columbus, Ohio for a study to combat heart disease in muscular dystrophy. While ... prolonged boys' lives, physicians are seeing more heart disease develop in young men living with the ...

UAB students' Nintendo Wii CPR earns American Heart Association support

... BIRMINGHAM, Ala. The American heart Association has pledged $50,000 to fund the work ... that is when we initially contacted the American heart Association about the idea," Walcott said. "The heart Association wanted a better sense of how it might ...

ADA releases updated position paper on vegetarian diets

... help prevent and treat chronic diseases including heart disease, cancer, obesity and diabetes. ADA's ... lower blood cholesterol levels, lower risk of heart disease, lower blood pressure levels and lower ... with a lower risk of death from ischemic heart disease. A section in ADA's paper on ...

Enzyme doesn't act alone in atrial fibrillation

... Journal of Clinical Investigation . "When the heart pumps properly, the muscle contractions are regulated by waves of calcium. When the heart relaxes, the calcium is stored; when the heart contracts, it is released," said Dr Xander ...

Trans fats hinder multiple steps in blood flow regulation pathways

... begins by describing the two main causes of heart disease sudden blood clots in the coronary ... Trans fats contribute to both of these causes of heart disease, Kummerow said. Trans fats are made ... blood, a factor which some believe contributes to heart disease. Trans fats are associated with ...

Promising device snags young inventors coveted spot at IShow

... piece of technology meant to offer congestive heart failure patients both peace of mind and ... variety of patient information, including weight, heart rate, blood pressure and cardiac output, in a ... and can be predictive of acute episodes, such as heart failure. If used daily, the device will ...

Hypertension among lower-status employees lingers well into retirement

... of the arteries' inner lining, leading to angina, heart attack, stroke, aneurysm, kidney failure and ... study correlated pre-retirement jobs with heart disease among seniors, most similar research has ... study estimated that 12 percent of all coronary heart disease deaths can be attributed to occupation. ...

Design input accelerates new technologies' route to market

... window films which regulate room temperature; a heart and breathing rate monitor which could ... windows. Heartlight is a unique combined heart and breathing rate monitor currently in ... the traditional stethoscope method of monitoring heart rate during childbirth, which is open to human ...

NIH funds work at WPI on regenerating heart tissue and preventing urinary tract infections

... cardiac tissue, thereby helping a damaged heart beat more effectively. heart attacks cause significant scaring of cardiac tissue, which in turn prevents the scarred area of the heart from contracting to pump blood. Recent studies by ...

Adult bone marrow stem cells injected into skeletal muscle can repair heart tissue

... muscle can repair cardiac tissue, reversing heart failure. Using an animal model, the ... non-invasive procedure increased myocytes, or heart cells, by two-fold and reduced cardiac tissue ... and reduced fibrosis, the hardening of the heart lining that impairs its ability to contract, by ...

Comprehensive cardiogenetic testing for families of sudden unexplained death victims can save lives

... his team's research showed that inherited heart disease was present in over 30% of the families ... dies suddenly, autopsy reveals an inheritable heart disease in the majority of the victims. But in ... of these SUD patients might reveal an inherited heart disease", said Dr. van der Werf. In the largest ...

Genetic factors may predict depression in heart disease patients

... PROVIDENCE, RI Individuals with heart disease are twice as likely to suffer from ... Miriam Hospital, in conjunction with The Montral heart Institute, University of Montral and McGill ... variations that contribute to depression in heart disease patients. According to the study, ...

Progress toward artificial tissue?

... current. Hydrogen peroxide plays a role in normal heart function and certain heart diseases. A robust sensor with elasticity similar to the heart muscle would be of great help in researching ...

Folic acid to prevent congenital heart defects

... from the McGill Adult Unit for Congenital heart Disease (MAUDE Unit), the Research Institute of ... acid also decreases the incidence of congenital heart defects by more than 6%. According to Raluca ... associated with a higher prevalence of congenital heart defects, so without the fortification we would ...

'Beating' heart machine expedites research and development of new surgical tools, techniques

... North Carolina State University makes an animal heart pump much like a live heart after it has been removed from the animal's body, ... the development of new tools and techniques for heart surgery. The machine saves researchers time and ...

New evidence of how high glucose damages blood vessels could lead to new treatments

... the risk of cardiovascular disease such as heart disease and stroke, even when glucose, or blood ... of people with diabetes die from some form of heart or blood vessel disease, according to the American heart Association. Most of the glucose in the body ...

Chemical found in medical devices impairs heart function

... as intravenous (IV) bags and catheters can impair heart function in rats. Appearing online this week in ... through plastic tubing outside the body, such as heart bypass surgery or kidney dialysis. These findings ... solution containing cyclohexanone and measured heart function. Rats that got only salt solution pumped ...

Heart attacks: The tipping point

... of American deaths each year are caused by heart attack or angina, sometimes without any warning. ... Aviv University, there's new hope for potential heart attack victims. By looking at the electrical activity coupling two types of heart muscle cells, Dr. Zlochiver has discovered a new ...

Gladstone scientists identify key factors in heart cell creation

... factors that drive the process of generating new heart cells. The discovery, reported in the current ... that could turn nonmuscle cells into beating heart cells. Using a clever approach, the research team ... in mammalian cells or tissues. "The heart has very little regenerative capacity after it ...

Researchers identify a molecule that increases the risk of cardiac insufficiency

... chronic cardiac diseases and deterioration of heart functions. The research project, published in ... five years. The accumulation of fibrosis in the heart has been proven to have a significant influence ... cardiac insufficiency among patients with chronic heart disease. New methods for treating patients ...

Eating fatty fish once a week reduces men's risk of heart failure

... fish just once a week helped reduce men's risk of heart failure, adding to growing evidence that omega-3 ... in today's on-line issue of the European heart Journal , the findings represent one of the ... [fats in the blood] reducing blood pressure, heart rate ...

Translating the conversation between the brain and blood vessels

... of Iowa. He is a past-president of the American heart Association, a former editor of Physiology in ... tract after eating, but redirects it to the heart and muscles if we start running, for example. ... patients who suffer high blood pressure or heart failure because of a problem with the gene that ...

Mouse model provides a new tool for investigators of human developmental disorder

... symptoms associated with this disease include heart defects, seizures, mental retardation, and ... patients. For example, the mice are born with heart defects due to thickening of the cardiac valves, ... contribute to WHS symptoms, as is the case in the heart defects and swallowing difficulties. The ...

New human study reinforces antioxidant benefits of tart cherries

... deliver benefits, like reducing risk factors for heart disease and inflammation." Previous animal ... including helping to lower risk factors for heart disease and impacting inflammation. Dr. Warber's ... less "belly fat," the type linked with increased heart disease risk and type 2 diabetes. 3 "It's ...

ASBMB Annual Meeting to feature talks on the biochemistry of aging

... presentations include: Regulation of Obesity, heart Function, and Lifespan by the Nutrient Sensing ... a calorie-restricted diet and improve metabolism, heart function and longevity. Thus, in addition to potentially linking HFD-obesity to diabetes and heart disease, TOR might be a central mediator of ...

Effects of maternal exercise on fetal breathing movements

... using specific criterion. Measures of fetal heart rate and autonomic control were analyzed during ... movement periods. Fetal short-term and overall heart rate variability were higher in the exercise ... or breathing period differences in sympathetic heart rate control. Conclusion According to ...

Smoke from cigarettes, cooking oil, wood, shift male cardiovascular system into overdrive

... the "fight or flight" response, which drives the heart and blood pressure and may cause damage if ... "rest and digest," which acts as a brake on the heart and blood pressure. The study, Autonomic ... air pollution is associated with an increase in heart attacks and deaths. These pollutants, including ...

Effects of maternal exercise on fetal breathing movements

... using specific criterion. Measures of fetal heart rate and autonomic control were analyzed during ... movement periods. Fetal short-term and overall heart rate variability were higher in the exercise ... or breathing period differences in sympathetic heart rate control. Conclusion According to ...

Smoke from cigarettes, cooking oil, wood, shift male cardiovascular system into overdrive

... the "fight or flight" response, which drives the heart and blood pressure and may cause damage if ... "rest and digest," which acts as a brake on the heart and blood pressure. The study, Autonomic ... air pollution is associated with an increase in heart attacks and deaths. These pollutants, including ...

Towards a natural pacemaker

... Artificial heart pacemakers have saved and extended the lives of ... node, is extremely vulnerable to damage during a heart attack, often leaving the patient with a weak, slow or unreliable heartbeat. The heart has limited ability to recover from the damage, ...

MDC researchers prevent virus induced myocarditis

... was infected by the virus. Inflammation of the heart muscle associated with this virus infection did ... receptor used by the Coxsackievirus to infect the heart is the Coxsackie-adenovirus-receptor (CAR). It ... only recently that CAR is necessary for a regular heart beat. In their current study, the researchers ...

Source of major health benefits in olive oil revealed

... of olive oil that gives greatest protection from heart attack and stroke. In a study of the major ... who works at the University of Porto. heart disease is caused partly by reactive oxygen, ... oils specifically designed to reduce the risk of heart disease. "Now we have identified the importance ...

A missing enzyme conveys major heart protection in pre-clinical work

... certain enzyme can resist the normal effects of a heart attack and retain nearly normal function in the heart's ventricles and still-oxygenated heart tissue, according to a study by researchers at ... growth of blood vessels and limit damage from a heart attack as well as prevent an attack from ...

Targeted drug therapy prevents exercise-induced arrhythmias

... Patients with CPVT experience abnormally rapid heart rates (tachycardia), usually during exercise or ... to "leak" out of its storage containers inside heart cells. Knollmann's team developed a mouse model ... atrial fibrillation. It worked. In isolated heart cells, flecainide blocked the ryanodine receptor ...

Common gene variants influence risk factor for sudden cardiac death

... the beginning of electrical activation of the heart to the end of electrical relaxation. "It is well ... Institute's and Boston University's Framingham heart Study, the Rotterdam Study and the Cardiovascular ... age, female sex, use of other medications, or heart disease it is certainly possible that common ...

Inhaling a heart attack: How air pollution can cause heart disease

... Md. (March 23, 2009) We are used to thinking of heart disease as a product of genetic factors or ... how much we exercise. There is another road to heart disease: breathing. Accumulating evidence ... air pollution is associated with an increase in heart attacks and deaths. Research has begun in the ...

Ten genes identified in connection with sudden cardiac death

... sitting at your desk and suddenly your heart is beating in overdrive or worse, lurching along ... and frightening sensation. Irregular heart rhythms are a common cause of sudden cardiac ... interval duration measures the length of time the heart takes to contract. A QT interval that's too long ...

Simple test helps predict heart attack risk

... Scorehas the potential to prevent devastating heart attacks in thousands of individuals who are not ... Scientific Meeting. About 25 percent of all heart attacks or sudden cardiac deaths in the United ... women ages 40 and older without known history of heart disease, stroke, diabetes or atherosclerotic ...
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