Researchers have found new evidence that metabolic stress can increase the onset of atrial arrhythmias, such as atrial fibrillation (AF), a common heart condition that causes an irregular and often abnormally fast heart rate. ...
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(Medical Xpress)—In a new study published in the scientific journal Circulation, scientists at Karolinska Institutet and Karolinska University Hospital show that an enzyme called arginase might have a key ...
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(Medical Xpress)—It seems as if a tumor deprived of oxygen would shrink. However, numerous studies have shown that tumor hypoxia, in which portions of the tumor have significantly low oxygen concentrations, ...
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UCLA stem cell scientists have shown that two common tumor suppressor genes, TSC and PTEN, are vital to regulating the stem cell-like precursor cells that create the blood supply in Drosophila, the common fruit fly.
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Since anti-cancer drugs are carried to tumors by the bloodstream, abnormal blood vessel development can hamper delivery. In a paper published Aug. 14 in Cancer Cell, researchers at Sanford-Burnham Medica ...
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New treatments to lessen the severity of the more than 21,000 Traumatic Brain Injury (TBI) cases that occur in Australia each year are on the horizon.
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Scientists at the University of Liverpool have identified high levels of a number of genes in the naked mole-rat that may suggest why they live longer than other rodents and demonstrate resistance to age-related diseases.
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Beep….beep……….beep……….beeeeeeeeeeeeeeeeeeeeeeeeep. "We're losing him. Out of my way, nurse!" The quick-thinking young doctor charges the defibrillator paddles and places them on the chest of ...
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Cancer cells break down sugars and produce the metabolic acid lactate at a much higher rate than normal cells. This phenomenon provides a telltale sign that cancer is present, via diagnostics such as PET scans, and possibly ...
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Dr Changfa Guo, Professor Chunsheng Wang and their co-investigators from Zhongshan hospital Fudan University, Shanghai, China have established a novel hyperbranched poly(amidoamine) (hPAMAM) nanoparticle based hypoxia regulated ...
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People with heart disease may not be able to compensate for their bodies' higher demand for oxygen when inhaling cold air, according to Penn State researchers, making snow shoveling and other activities dangerous for some.
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It's lights out in Europe this weekend for old-style cigarettes that manufacturers haven't adapted to burn themselves out if left unattended.
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(Medical Xpress)—Two babies at risk of brain injury following a lack of oxygen at birth have received xenon gas and cooling therapy while being transferred from one hospital to another in a specially equipped ambulance.
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Despite high expectations for a commonly used erectile dysfunction drug to treat patients with diastolic heart failure, no beneficial effects were found in a study presented today at the American College of Cardiology's 62nd ...
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Patients with cardiovascular disease will now benefit from a powerful new molecular imaging tool to detect disease in the main arteries supplying oxygen to the heart, say researchers presenting studies at the Society of Nuclear ...
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