Researchers search for first sign of congestive heart failure
... of mental stress on filling the left ventricle in hearts of young, healthy individuals. He's recruiting 160 15-18-year-olds over the next four years. Study participants will be put on a diet for three days to regulate their sodium intake, then come to MCG's Georgia Prevention Institute to play challenging ...News tips from the 2005, 54th Annual Scientific Sessions of the American College of Cardiology
... to understand how obesity contributes to enlarged hearts (hypertrophy), subsequent heart failure and increa...owed that when leptin signaling was disrupted, the hearts became enlarged and apoptosis increased by more than 10 times what occurs in normal tissue. When le...Implanted devices detect high-risk heart failure patients
...ability. Patients with little variability -- whose hearts are unable to appropriately react to external stim... have a very wide footprint, while those with sick hearts would have a narrow footprint that represents the reduced variance in heart rate response," Gilliam ...Depression predicts heart rhythm abnormalities in heart attack patients
...d stress on heart rate variability. Patients whose hearts are unable to appropriately regulate their beating action in response to outside stimuli such as stress and anxiety are known to be at higher risk of suffering a heart attack, the researchers said. The researchers hope correlate the clinical data o...Wine keeps women's hearts beating healthily
...nking wine, but not beer or spirits, keeps women's hearts beating healthily finds research in Heart. Much of the research on the potential health benefits of alcohol has been done on men, and it is still not clear exactly why moderate amounts of wine seems to be good for heart health. The Swedish research t...Falling in love in three minutes or less
... on paper, they had more incentive to follow their hearts and desires. Behavior, more than self-reports, give us an important window into the underlying psychology of mating." Kurzban got the idea to study speed dating when he saw an ad for HurryDate and realized it represented a potential treasure trove ...New survey finds red dress symbol prompts women to take action to care for their hearts
...ers an urgent reminder for women to care for their hearts and to take action against heart disease, still the number one killer of women." Two years after the launch of the Red Dress symbol by NHLBI, part of the National Institutes of Health, U.S. Department of Health and Human Services, a new national surv...Special imaging study shows failing hearts are 'energy starved'
...he CK flux. Results showed that CK flux in healthy hearts is adequate to supply energy to the heart over a f... energy supplied by the CK reaction. "The failing hearts have an energy supply deficit," says Bottomley. "The reduction is sufficiently large that the suppl...Patients with previous heart attacks may not benefit from pacemaker implant
...ive treatment to electrically resynchronize their hearts fail to respond....Animal study shows link between nicotine and atrial flutter
...ort a study that tested the effects of nicotine on hearts with healed myocardial infarction. Numerous studie... was created surgically in anesthetized lab animal hearts by permanent occlusion of the left anterior descending coronary artery. Nicotine was administered fo...Stem cells given in minimally invasive procedure improve heart function
... from the bone marrow and either injected into the hearts of patients randomized for therapy or placed in fr...th beating-heart bypass surgery for patients whose hearts were damaged by heart attack or chronic coronary disease. That study involving 20 patients also demo...Sildenafil effectively treats enlarged hearts, mouse study shows
...D) in millions of men, effectively treats enlarged hearts in mice, stopping further muscle growth from occur...t fed the drug. The treated mice also had smaller hearts and improved heart function, whereas the untreated hearts were dilated with weakened function. For a...Rotary blood pump shows promise for pediatric patients
...t from a heart transplant, but only 2,000 to 2,500 hearts become available. As a result, tens of thousands of patients each year die while waiting for a heart transplant. The development of VADs was derived from the first successful clinical use of the heart-lung machine. Researchers actively set out to di...Animal studies show stem cells might make biological pacemaker
...ells taken from rats, and, when implanted into the hearts of guinea pigs, triggered regular beating of the h...ezing them. Careful electrical measurements on the hearts revealed a new beat, coordinated by the implanted human cells and slower than the animals' normal he...Researchers describe how human blood stem cells transform themselves to repair injured animal hearts
HOUSTON - Regeneration of damaged hearts using blood stem cells now appears to be clinicall...ecember 13) that two months after mice with ailing hearts were treated with human stem cells, about two percent of cells in their heart showed evidence of a h...Stem cells of limited use for cardiac muscle repair
...nvestigational treatment for patients with damaged hearts -- using adult stem cells to regenerate heart tissue -- may not work as planned. In the December 2004 issue of the Journal of Clinical Investigation, researchers from the University of Chicago show that although stem cells derived from bone marrow c...Jefferson scientists use gene therapy to rescue failing hearts in animals
...ollege have used gene therapy to bring failing rat hearts back to normal. Scientists led by Walter Koch, Ph...n contractile function of the heart cell. The mice hearts worked better and had stronger beats. Dr. Koch's Jefferson team now...Study supports the use of mechanical assistance
...le ventricular assist devices (LVAD) or artificial hearts has led to their increased use in patients previou...ographic profile of patients in need of artificial hearts to a more high-risk group. Looking at clinical records of 131 consecutive recipients receiving LVAD ...New research results: 'Heart jacket' shown to be effective
...ients who have the problem typically have enlarged hearts that continue to get larger and weaker as the condition progresses. The CorCap Cardiac Support Device is an investigational, mesh-like heart "jacket" that is slipped around the heart during chest surgery and stitched in place to prevent any furthe...Protein not only aids nerve development, but promotes blood vessel growth, too
... may help people with ischemic heart disease whose hearts don't get enough blood. Although the discovery about Netrin-1 shows promise, therapeutic starting or stopping of blood vessel growth to cure human disease is at least 15 years away--if it proves viable, Li said. Li began studying whether Netrin-...