A study assessed whether adding succinobucol, a novel agent with antioxidant and anti-inflammatory properties, to optimal medical therapy reduces coronary events and death. The trial achieved a 19% relative risk reduction in hard atherosclerotic clinical endpoints, including cardiovascular death, myocardial infarction, and stroke.
Researchers design novel peptide-based drug to lower high blood pressure, targeting B-type natriuretic peptide (BNP) hormone, and create hybrid molecule for treating both heart and kidney impairment in acute heart failure.
A study by Duke University Medical Center researchers found that obese and overweight men are more likely to have aggressive prostate cancer than biopsy results indicate. This discrepancy may lead to inadequate or inappropriate treatment, emphasizing the need for more accurate biopsies.
The US Economic Development Administration has awarded $1.5 million to the Rutgers-Camden Technology Campus to develop wet labs for a new Biotech-Life Science Business Incubator. The grant will create 255 jobs and generate over $17 million in private investment, supporting the growth of New Jersey's biotechnology industry.
Scientists have developed 'smart' sunglasses featuring electrochromic polymers that change colors in response to an electric current, offering a wide range of color options. The prototype shades are powered by a tiny battery and resemble regular sunglasses with a button-activated color-changing feature.
A new study by Jefferson researchers found that taking Plavix with aspirin after off-pump heart bypass surgery does not increase bleeding risk. Patients who took clopidogrel and aspirin experienced less gastrointestinal bleeding and fewer strokes compared to those on aspirin alone.
Researchers at the University of Michigan have made significant progress in cardiac tissue engineering, with promising results in growing pulsing heart muscle and tri-leaflet valves. However, challenges such as determining optimal cell types and finding effective methods to grow viable tissue still need to be addressed.
The project highlights the lack of adequate funding and research strategies for addressing environmental, health, and safety risks of nanomaterials. The proposal suggests investing a minimum of $100 million in targeted risk research to establish a science-based foundation for safe nanotechnology.
A new five-year study published in the New England Journal of Medicine found that stable heart patients received no significant benefit from undergoing angioplasty compared to those treated with medication alone. The study showed a 19.5% rate of death, heart attack, and stroke among medication-only patients versus 20% for PCI recipients.
Researchers found that genetic mutations affecting DNA repair kits cause greater variation in individuals, leading to increased physical diversity. This contradicts the 'lek paradox' argument that sexually-selecting species should have less individuality.
A randomized controlled trial in Senegal found that training health-care personnel, communication with patients, and considering local context improved treatment adherence by 20%. The action strategy also reduced defaulting rates by two-thirds. This approach aims to restrict disease spread and prevent resistant strains.
A gene expression profiling test has been shown to correlate with oxygen saturation levels, pressure in the heart before pumping, and electrical properties of the transplanted heart. This test may provide a valuable tool to tailor therapies to meet the specific needs of each heart transplant patient.
A new Harvard T.H. Chan School of Public Health study found that women with the highest trans fat levels in their blood had three times the risk of coronary heart disease as those with the lowest levels. The study, which measured trans fatty acid levels in blood samples, provides strong evidence for the health risks of trans fat.
The EVEREST trial showed that tolvaptan improved signs and symptoms of acutely decompensated heart failure, with significant reductions in body weight and improvements in dyspnea. Long-term use did not differ from placebo on survival endpoints, but tolvaptan may be a potential therapy for patients with heart failure.
According to MSU scientist Bruce Dale, cellulosic ethanol makes it possible to feed the country's population with less land, as animal feed production can be integrated into biofuel production. This will reduce pressure on our land resources and increase raw material yield from one acre of land.
Researchers found that overweight teens who lost weight engaged in significantly more moderate to vigorous physical activity (7.6 hours/week for females, 11.7 hours/week for males) and spent less time watching TV compared to those who gained or maintained weight. This study provides valuable insights into behaviors associated with succ...
Scientists have identified a potential new approach to raising HDL cholesterol levels, using a previously tested B-vitamin called niacin. The goal is to develop drugs with improved efficacy and tolerability compared to current statins.
Researchers have discovered that neural progenitor cells derived from human fetal stem cells can protect the vision of animals with degenerative eye disease. The new findings suggest novel ways to preserve vision in humans with no effective treatments.
Researchers at Virginia Tech have created soy-based macromolecules with comparable reactivity to isocyanates, a toxic intermediate used in many polymer products. The soy-based polymers demonstrate improved mechanical properties and are considered a safer alternative.
Researchers at University of Chicago and Bordeaux use laser beams to generate bulk flow in fluids, a phenomenon known as radiation pressure. The technique may offer a new twist to microfluidics, allowing for rapid adjustments and more efficient chemical reactions.
Researchers have developed smart glasses with electrochromic materials that can change transparency and color using minimal power. The prototype lenses offer endless options on one accessory, improving depth perception and contrast, and avoiding drawbacks of existing photochromic lenses.
A randomized trial found that Crataegus Extract WS1442 safely prolongs the lives of congestive heart failure patients, reducing cardiac-related deaths by 20%. The study involved 2,681 patients and confirmed the safety of the compound, which is currently approved for use in some European countries.
Alan Garen and Zhiwei Hu have developed a way to target and destroy tumor blood vessels using nanoparticles. The technology uses a synthetic gene that activates an immune response, allowing for selective destruction of tumors while leaving normal tissue unharmed.
Researchers monitored nearly 7,000 participants of different ethnic backgrounds, revealing that African Americans developed heart failure at significantly higher rates due to diabetes and hypertension. However, when statistical techniques excluded these risk factors, racial differences in heart failure rates disappeared.
A new Mayo Clinic study found that heart patients' likelihood of receiving a drug-eluting stent varies greatly by insurance type, hospital location, and procedural volume. Patients with private insurance are more likely to receive a drug-eluting stent than those with Medicare or Medicaid, while hospitals serving large numbers of Medica...
A new study shows radiofrequency ablation effective for early-stage, inoperable lung cancer, achieving survival rates equal to or better than traditional external beam radiation. The treatment resulted in a 57% five-year survival rate and controlled tumor progression.
Researchers at Thomas Jefferson University have found that outpatient medication usage is not associated with anemia in patients admitted with decompensated heart failure. Additionally, the team discovered that beta blocker dose adjustment upon hospitalization for acute decompensated heart failure can increase length of stay, and Fibul...
Research found that pregnant women who ate more than seven beef meals a week had sons with lower sperm concentrations and higher rates of sub-fertility. The study suggests a link between maternal beef consumption and reduced fertility in sons, potentially due to the presence of anabolic steroids and other xenobiotics in beef.
A new synthetic molecule has been developed to deliver an imaging enhancer to cholesterol-filled cells, improving detection by 79 percent. The technique allows physicians to diagnose unstable plaques and identify high-risk patients for early treatment.
Researchers at Virginia Tech have developed a new family of gene vectors, novel polymers that can ferry genetic material into cells. These polymers show promise for gene delivery and tissue scaffolds in biomedical applications, offering reduced toxicity to viral vectors.
A randomized study of 2,287 patients found that percutaneous coronary intervention plus optimal medical therapy did not improve outcomes compared to medical therapy alone. Lifestyle changes and medication management were effective in managing symptoms.
A UGA study reveals that people take notice when they feel worse than expected, but not when they feel better. This 'affective misforecasting' gap influences product evaluations. By creating realistic expectations, businesses can minimize this effect and improve customer satisfaction.
A study by Massachusetts General Hospital researchers found that blocking immune cell action increased amyloid-beta deposits and shortened life spans in a mouse model of Alzheimer's disease. The study suggests potential new therapeutic strategies for early-stage Alzheimer's disease.
A University of Leicester study found that consuming high doses of stabilized rice bran significantly reduced the development of precancerous adenomas in the intestine. The research suggests a potential role for rice bran in preventing colorectal cancer, although further studies are needed to confirm these findings.
Researchers at the University of Guadalajara have developed a natural drug carrier derived from tequila that shows promise in targeting colon diseases. The microspheres, made from fructans, can protect drugs from stomach acid and improve their effectiveness.
Dr. Evan Snyder's study demonstrates human neural stem cells slow Sandhoff disease progression in mice, offering promise for brain repair therapies for special-needs children. The research lays groundwork for potential therapies for other complex childhood brain disorders.
A new implantable device has shown to effectively maintain heart function in transplant-listed patients, improving survival rates and quality of life. The study also explores the benefits of diuretic therapies in supporting left ventricular function, with promising results.
Researchers at Virginia Tech have introduced a DNA targeting component in light-activated molecular systems, allowing for more selectivity in attacking cancer cells. The new system uses visible light to signal the synthesized bioactive molecules to cleave DNA, reducing damage to healthy tissue.
A Phase I study at Rush University Medical Center found that adult stem cell therapy significantly improved heart, lung, and global function in heart attack patients. Patients receiving the therapy experienced a lower number of adverse events and were 75% less likely to experience arrhythmic events compared to those receiving a placebo.
Researchers at the Weizmann Institute of Science have discovered that the impermeable ring formed by osteoclasts is composed of individual podosomes held together by protein filaments. This unique structure allows the cells to confine bone-eating acids and enzymes, enabling efficient bone digestion.
Blind and visually impaired students can engage with nanoscience through tactile models, bridging the gap between observation and experimentation. The 3D models are created from data generated by tools like SEM and AFM, allowing for a more immersive experience.
The MERLIN TIMI-36 study found that ranolazine reduced recurrent ischemia but not cardiovascular death or heart attack in patients with non-ST elevation acute coronary syndromes. The study provided new safety data on the drug's long-term use in high-risk patients.
Researchers found clevidipine to be more effective in controlling blood pressure compared to nitroglycerin and nicardipine. Measuring pro-B-type natriuretic peptide levels can help diagnose cardiac versus pulmonary dyspnea.
Researchers at Texas A&M University are studying fruit flies to understand cellular differentiation and chromosome counting. They hope to uncover mechanisms that can help shed light on human genetic maladies such as color blindness and hemophilia.
A study by the University of Rochester Medical Center found a significant link between high maternal beef consumption and lower sperm counts in sons. The study suggests that prenatal exposure to anabolic hormones from beef may alter sperm production in the male fetus, leading to reduced semen quality.
Satellite imagery revealed a significant decline in Himalayan glacier thickness by up to 10 meters between 2000 and 2004. The research used digital field models to compare NASA and French satellite data, resulting in an average annual mass balance of -0.7 to -0.85 meters per year for the studied region.
According to two studies, disease management programs designed with repetitive education and close monitoring can reduce hospital visits and increase heart failure patients' chances of long-term survival. The REMADHE study found that patients who received a nurse-based program spent an average of nine fewer days in the hospital.
A lung cancer screening regimen has been found to identify patients with early-stage cancer, allowing for curative treatment. The study suggests that annual repeat screenings can detect lung cancer at its earliest stage, resulting in a high proportion of patients having no evidence of metastases.
Researchers at the American Chemical Society's 233rd national meeting presented breakthroughs in sustainability, including the development of molecular-scale 'scissors' that can manipulate molecules using light. Additionally, a new biofuel cell produces electricity from hydrogen in air, paving the way for clean energy solutions.
Interferon gamma and interleukin-1 alpha molecules work together, collaborating like two halves of a key, to initiate various immune responses. This unexpected collaboration enhances the antiviral activity of interferon gamma, providing an extra layer of security for the body.
Scientists have developed a new type of environmentally friendly plastic that breaks down in seawater, reducing the need for storage on ships. The biodegradable plastics could replace conventional plastics used in various applications at sea, including stretch wrap, food containers, and eating utensils.
A leading theory of neural coding has been challenged by a Weizmann Institute research team, suggesting that brain function may be more dependent on chance than previously thought. The study found no evidence to support the idea that specific patterns of activity in neurons encode cognitive information.
Brookhaven chemists aim to replicate natural photosynthesis to produce fuels like methanol, methane, and hydrogen from water and carbon dioxide using renewable solar energy. They are investigating various catalysts, including ruthenium-based complexes, to mimic the natural process of oxygen production from water.
The COURAGE trial found that PCI reduces neither mortality nor heart attack in patients with chronic stable angina when added to optimal drug therapy. SCAI leaders emphasize the importance of discussing treatment options and goals with patients, as therapy may not be suitable for every patient.
Researchers found evidence of magnetic reconnection in turbulent plasma around Earth using ESA's Cluster satellites. This discovery has significant implications for understanding the behavior of turbulent plasma and its role in fundamental processes such as energy dissipation and particle acceleration.
The 2007 Amgen Biochemical Engineering Award was awarded to Professor George Georgiou for his groundbreaking contributions to protein engineering, protein-based therapeutics, and fundamental understanding of protein biogenesis. He has also made significant discoveries in RNA degradation, oxidative protein folding, and protein secretion.
Scientists at MIT have developed a way to reversibly silence brain cells using pulses of yellow light, potentially leading to the development of optical brain prosthetics. The method could enable specific treatments with few or no side effects, offering new hope for neurological and psychiatric diseases.
Researchers at Boston Children's Hospital reviewed fetal cases of prenatal cardiac interventions, finding success rates of 79% and improvements in heart rate recovery after birth. Additionally, studies showed that most children with heart transplants regain sufficient heart function for exercise over time, with improved peak heart rate...
A study published in the Journal of Neuroscience found that multiple regions of the brain are involved in determining pain location, contradicting conventional wisdom. The research used functional magnetic resonance imaging (MRI) to identify areas of brain activity while participants evaluated the spatial location of a thermal stimulus.
The Liverpool School of Tropical Medicine has received a $23 million grant to develop new combinations of potential filariasis drugs using state-of-the-art technologies. The programme aims to target bacteria inside the worms, without which they cannot survive, offering a new method to control and treat diseases affecting over 150 milli...
A landmark five-year study explores the under-representation of women and minority faculty in leadership and senior positions in academic medicine. The National Initiative on Gender, Culture and Leadership in Medicine aims to foster the advancement of women and minority physicians in academic medicine.
Researchers at Brookhaven National Laboratory have discovered a way to use gold to prevent the destruction of platinum in fuel cell reactions, enhancing the metal's value. The new method, which involves adding gold clusters to platinum electrocatalysts, keeps the precious metal stable during accelerated stability tests.
Bissell's work revolutionized understanding of cancer biology, revealing that the interaction between cells and extracellular matrix influences cell proliferation, survival, and differentiation. Her research has brought closer to a complete understanding of how living cells function in three-dimensional tissue.
New findings suggest that the tectorial membrane in the inner ear varies in rigidity along its length, allowing it to respond to different sound frequencies. This variation enables the distinction of sounds at various frequencies, potentially leading to improved hearing aid design.
Using adult bone marrow stem cells, researchers successfully regenerated healthy liver tissue in patients, doubling the liver growth rate and allowing for earlier surgical resection. This therapy has potential as a treatment for regenerating livers damaged by other chronic and acute diseases.