A new blood test that measures troponin T, a protein released by dying heart muscle during heart attacks, can identify high-risk patients and predict long-term risk. The test has been shown to detect cardiac events or death within 30 days with high accuracy.
University of Michigan scientists estimate moon age between 4.52 billion to 4.50 billion years ago through tungsten isotope analysis. The data supports the hypothesis that the moon was formed from a large object colliding with Earth.
A new study by the American Heart Association reveals that men who experience high levels of anger are at increased risk of having a stroke. The research, which followed 2,110 middle-aged men for seven years, found that those who struggled to manage their anger were more likely to suffer from a stroke.
Researchers will analyze complex human thought processes using brain imaging to discover how the human operating system works. The project aims to develop displays and interfaces that keep information processing requirements within the human range, particularly in high-stress environments.
A study found that physical exertion, even mowing the lawn, can rupture blood clots in vulnerable plaque of sedentary men with coronary heart disease and hypercholesterolemia. This increases the risk of sudden coronary death, especially for those with high total cholesterol levels.
The BERT-1 trial found that low-dose beta radiation effectively prevents restenosis by reducing late lumen loss in coronary arteries. In a six-month follow-up, 90% of patients experienced no significant narrowing of their vessels post-angioplasty.
Michigan Technological University researchers are developing Trac + Deicer, a mixture of crushed glass and calcium magnesium acetate (CMA), as an alternative to road salt. Studies have shown that CMA can be as effective as salt in keeping snow from packing on the road surface while being less corrosive.
Researchers have identified a mutation in the myostatin gene in beefy bovines, which is also found in
A recent study has found a link between methylmercury exposure in pregnant mothers and neurological delays in 7-year-old children. The research, conducted in the Faroe Islands, used sophisticated neuropsychological and neurophysiological techniques to examine the effects of prenatal mercury exposure on brain development.
A Phase 1 study of BRCA1 gene therapy in patients with ovarian cancer demonstrated minimal side effects and a significant tumor reduction in three participants. The researchers found that the vector was not immediately destroyed by the body's immune system, allowing it to transfer the BRCA1 gene into cancer cells.
Researchers develop dendrimer supermolecules that funnel light energy through a tree-like structure, directing it to a central point. The nanostar molecule can convert ultraviolet light into visible light with up to 99% efficiency, making it suitable for various applications such as solar energy harvesting and optical sensors.
A new mathematical model proposes the sun's magnetic field resembles a wild cyclone rather than a tidy lawn sprinkler. The model suggests that the magnetic field lines pass through different latitudes, providing a route for low-energy particles to travel from the equator to the poles.
The Massachusetts Institute of Technology (MIT) biologists have found direct evidence for the function of a key protein involved in cells' uptake of high-density lipoprotein (HDL) cholesterol. The discovery could lead to new treatments for atherosclerosis, a leading cause of death in Western industrialized countries.
Researchers found that fragments of chromosome 11 slow tumor growth in mice and cell cultures, suggesting a tumor suppressor gene may be present. The study provides new hope for treating lung cancer patients by identifying a potential target for therapy.
A recent study found that patients who received the anti-clotting drug ReoPro before angioplasty had a 19% lower risk of needing coronary artery bypass graft surgery within six months. The study, which involved 5,641 patients, also showed significant cost savings in treating heart patients.
A nationwide study found that 62% of patients with high cholesterol did not reach recommended targets, with African-Americans facing even greater challenges. Patients who followed doctors' advice on diet and exercise were more likely to reach target levels.
A Yale study reveals that information related to faces is processed in a specific region of the prefrontal cortex. The research found that neurons responding to faces were clustered in one area, called the inferior prefrontal cortex, and were able to maintain activity even after stimuli disappeared.
A Duke University Medical Center study of patients from 57 hospitals found that treating a heart attack with direct angioplasty fails to save substantially more lives than therapy with clot-busting drugs. The rate of death or second heart attack was not statistically different between the two therapies.
Researchers have developed a simple test that may help identify young children at risk of developing life-threatening rapid heartbeats. The test, which measures P-wave dispersion, has shown promise in predicting the development of intra-atrial re-entry tachycardia (IART) in children.
Researchers found that only three of 39 physicians ordered an MRI for a patient with low yield, while others suggested it in the future or referred her to a neurologist. Physicians often failed to use recommended communication skills, such as asking about the patient's friend's experience with MS.
Neuroscientists at the University at Buffalo have produced an image of the brain's neural activity when monitoring multiple conversations. The study used PET and electrophysiology to identify how resources are allocated, revealing that the brain can complete tasks with focused attention but struggles with divided attention.
A six-month aerobic exercise program improved the functional capacity, strength, and independence of heart failure patients aged 61-91. The study showed a 22% increase in physical fitness, with 43% of patients completing the trial and experiencing significant improvements.
High-density lipoprotein (HDL) cholesterol may help trigger an inflammatory reaction in the blood vessels and accelerate atherosclerosis under some circumstances. Researchers suggest that anti-inflammatory medicines like aspirin could be useful in preventing or controlling atherosclerosis.
A study by Johns Hopkins Medicine reveals that heart surgery patients who experience a stroke have significantly higher mortality rates and longer hospital stays compared to those without a stroke. The average hospital bill for these patients is $45,052, highlighting the need for improved stroke prevention and management.