The study shows that 3D MDCT angiography can quickly diagnose vascular injuries and fractures, reducing the need for X-ray examinations. It also helps identify musculoskeletal masses and their associated vasculature, facilitating preoperative planning and minimizing hemorrhagic complications.
A study by University College London reveals that the brain distinguishes between self and non-self by comparing information from different senses. Volunteers were immersed in an illusion where a fake limb was placed in front of their hidden hand, triggering feelings of ownership.
A team of researchers has discovered that people with cystic fibrosis (CF) actually have very little mucus in their airways, contradicting long-held assumptions. The study suggests that the substance clogging CF patients' lungs is pus and that mucus may protect the airway from infection.
Research shows that children who survive ALL have a higher rate of genetic mutations, which can lead to increased risk of developing secondary malignant neoplasms and other complications. The study found that the number of genetic mutations accumulated over the course of treatment and remained elevated after completion.
The American Academy of Ophthalmology published significant studies in the July 2004 issue, shedding light on innovative treatments and technologies for various eye conditions. These groundbreaking findings have the potential to transform the field of ophthalmology and improve patient outcomes.
A study by The Pennsylvania State University found that girls who were at risk for excess weight at age 5 had higher rates of dietary restraint and body dissatisfaction by age 9. Parents play a crucial role in preventing childhood obesity by encouraging healthy eating habits and regular physical activity.
Three Yale researchers have been awarded grants from the Donaghue Women's Health Investigator Program to explore postpartum depression and hereditary hemorrhagic telangiectasia. These studies aim to improve treatment strategies and outcomes for women, with a focus on sex differences in health and disease.
Researchers at Ohio State University have discovered a formaldehyde-based chemical in interstellar dust clouds, suggesting that organic molecules may play a more prominent role in star and planet formation. The findings could change ideas about how these molecules form in the universe.
Despite WHO guidelines, only two in five infants under six months fed exclusively on breast milk. The study found low breastfeeding rates, especially in South America and the Caribbean.
Researchers at LSU are working on creating superconducting microfibers that can reduce the cost of magnets in space travel, making it more efficient. The new technology has the potential to confine plasma for power generation and propulsion in spacecraft.
A new study published in the American Journal of Health Behavior found that telephone counseling significantly increased quit rates among male snuff users. Six months after the intervention, 40% of those who received phone calls had quit using snuff, compared to 25% of those who received a manual-only manual.
Researchers at the Medical College of Georgia have identified a gene called Indy that plays a critical role in delivering energy to cells, which may contribute to aging. By altering the activity level of this gene, they found that tiny worms lived longer and were thinner, raising hopes for potential human benefits.
Researchers at UT Southwestern Medical Center have refined the description of a bacterial protein that regulates salt and solute flow. By understanding how this protein functions, scientists may be able to design new antimicrobial agents by manipulating its gating mechanism.
The Global Technology Confidence Index (GTCI) report shows business confidence soaring for North America, but remaining flat for the world at large. Confidence in emerging technologies and products improves future company performance, with executives anticipating increasing technologists employed over the next year.
Scientists visualize bacterial ribosome recycling factor (RRF) structure using three-dimensional cryo-electron microscope, shedding light on its role in protein synthesis. RRF is a promising target for designing new antibiotics as it differs between eukaryotes and prokaryotes.
A Cardiff University-led expedition has traveled aboard the RV Marion Dufresene to collect deep ocean sediment cores and reconstruct past climate changes in the North East Atlantic. The project aims to understand the role of ocean circulation in abrupt climate shifts during the last Ice Age, with a focus on the European Margin.
Researchers at UNC have identified a molecular pathway that promotes nerve growth and regeneration in the spinal cord. The study reveals how NGF stimulation regulates key proteins to assemble axons from microtubules, providing new potential targets for repairing spinal cord injuries.
Eastern European countries like Slovenia and Hungary are achieving high IVF success rates comparable to the West, making them attractive options for fertility tourism. The availability of affordable treatment options has increased due to cheaper drugs, bringing costs down.
A study of 872 Swiss children found that playing electronic games and watching TV were independently associated with obesity. The findings suggest that limiting electronic game use may help prevent childhood obesity.
Older black and Hispanic Americans are less likely to receive flu vaccinations due to reduced access to healthcare and poorer general health. Regular exams play a significant role in determining vaccination rates among the elderly population, with white individuals more likely to get vaccinated after receiving medical check-ups.
The MOST team discovered that star Procyon shows no pulsations, overturning 20 years of previous research and forcing future space missions to revise their strategies. The tiny satellite measured brightness variations more precisely than any other instrument, revealing a new perspective on the stars in our Galactic backyard.
The new Center for BioModular Microsystems at LSU will focus on micro- or nano-fabrication for biology and medical purposes. The center aims to develop state-of-the-art equipment and facilities, bringing together an interdisciplinary research team with expertise in various fields.
The creation of the UK Clinical Research Collaboration will expand the number and range of clinical trials in the UK, particularly in children
Researchers at Seoul National University successfully produced genetically identical stem cells through somatic cell nuclear transfer (SCNT). The breakthrough holds promise for treating a large number of currently untreatable conditions, including inherited diseases.
A multidisciplinary group of scientists will now begin working together to set standards on the methodology used to measure antioxidants. The goal is to identify the most reliable values for antioxidant measurements, which are thought to reduce the risk of cancer and heart disease, as well as fight aging and related diseases.
Researchers at Cardiff University have developed new combustion processes that could significantly reduce pollution, thanks to a collaborative project with the University of Adelaide. The project uses advanced laser diagnostics to improve models for alternative fuel mixes.
Researchers found significantly impaired development in cloned embryos, making reproductive cloning unsafe for humans. The study suggests various factors, including fertility medications and in vitro culture conditions, may contribute to abnormalities.
Researchers have identified a major pathway leading to chromosomal and nuclear abnormalities in preimplantation embryos. Abnormal spindles during cell division can lead to chromosomal chaos, affecting embryo development and implantation rates.
A study by the Rebecca and John Moores UCSD Cancer Center found that on-screen smoking by popular actors encourages young girls to smoke, with a 80% increase in smoking likelihood. In contrast, boys showed little influence from on-screen smoking due to their preference for action films with lower levels of star smoking.
University of Cincinnati aerospace engineering students, with help from NASA and industry sponsors, have designed, manufactured and launched a rocket they built from scratch. The Pathfinder rocket will reach an altitude of 50,000 feet to test its retrieval system and send back real-time footage.
Scientists Mas and Dietsch examined publicly available criteria for shade-grown coffee certification programs, finding that some distinguish farms with beneficial levels of shade for biodiversity conservation. The study suggests setting specific realistic conservation goals based on habitat use and forest fragment protection.
Scientists at the University of Rochester Medical Center created an Alzheimer's vaccine with a customizable immune response using a harmless form of the herpes virus. The modified vaccine proved safer while still causing a 20-percent decline in amyloid plaque in the brain, offering new hope for developing a safe and effective vaccine.
A new method of recording sound uses multiple microphones spaced around a head-sized ball to capture cues for direction, distance and movement. The system reproduces what the listener would hear in reality, including ambient sounds and echoes in different spaces.
A randomized study of 661 patients found single embryo transfer (SET) had a similar pregnancy rate as double embryo transfer (DET), with an ongoing pregnancy rate of 39.7% and 43.5%. The study highlights the importance of proper embryo selection and freezing program management in SET.
Researchers have made progress in understanding the mechanisms of HIV drug resistance, particularly with tenofovir and the DAPY compounds. These drugs approach the problem of resistance in different ways, targeting reverse transcriptase enzyme or molecular machine used by the AIDS virus.
A study found that implementing child safety questionnaires significantly increased the detection of domestic violence, with 73% of cases identified. This led to an estimated 40+ cases per year of domestic violence being missed without active screening.
Researchers have developed a way to study single molecules of RNA enzymes, also known as ribozymes. They found that modifications anywhere on the molecule affect catalysis rates, even far from the active site. This discovery may lead to practical applications in designing biological sensors for various purposes.
A six-week field experiment will gather data on regional air quality, intercontinental transport of polluted air masses, and human health effects. The study, ICARTT, involves five countries, universities, and government agencies.
Egg freezing may provide an alternative for infertile couples trapped by Italian law, allowing them to have children. Researchers hope that this technique can limit the consequences of the law on infertile couples.
A study of 1,248 gay and bisexual men aged 18-27 found that young men were more likely to experience anti-gay violence and harassment, with rates higher for those under 21. The study highlights the need for empowerment programs to create safe social settings.
Charles Liotta and Charles Eckert developed benign tunable solvents that couple reaction and separation processes, reducing waste and allowing recycling of catalysts. Their sustainable technology uses near-critical water, supercritical carbon dioxide, and other eco-friendly methods.
Researchers have successfully removed and preserved a woman's ovary, allowing for the potential restoration of her fertility after cancer treatment. The procedure shows promise in combating infertility caused by chemotherapy and radiotherapy, offering hope to women seeking to become pregnant again.
Professors Dick Peltier and Sir Nicholas Shackleton receive the $200,000 Vetlesen Prize for their groundbreaking contributions to understanding Earth's climate system. Their research revolutionizes scientific inquiry in climate change, with Peltier's ice sheet reconstructions becoming a standard in climate science.
Researchers found that artificial sweeteners impair the body's natural ability to regulate food intake and weight. They suggest focusing on calorie consumption and exercise instead of relying on diet drinks.
Researchers found dogs needed a greater difference in brightness than humans to discern differences, contrary to expectations given their arrhythmic nature. This suggests a compromise in their visual system to operate under varying light conditions, highlighting the unique perceptual world of dogs.
The Presidential Green Chemistry Challenge Awards have honored scientists who develop innovative chemistry to lower pollution. Two winners in 2004 developed "tunable" benign solvents from water and CO2 that host chemical reactions more cleanly and efficiently.
Researchers found that in the driest years, desert and forest ecosystems exhibit similar growth rates per unit of precipitation, suggesting water scarcity is the primary factor limiting productivity. This study challenges current global models' ability to predict plant production under climate variability.
Dr. Rice received a two-year, $200,000 grant to study chromatin changes contributing to sporadic breast cancers, focusing on epigenetic gene regulation. The GM Cancer Research Scholars Program supports young scientists in cancer research projects.
Research by Dr. Dumoulin and team found that ICSI significantly impacts embryo growth rates, with male embryos growing slower than females originating from IVF. The study suggests that ICSI's influence on growth rates may persist beyond the pre-implantation stage.
Researchers at the Hebrew University have identified the earliest evidence of a hereditary genetic disorder, amelogenesis imperfecta, in a 1.5 million-year-old Homo erectus child from Ethiopia. The disease affects tooth enamel structure and mineral content, leading to rapid wear and chipping.
A recent study found that nearly half of adults with hypertension also have high cholesterol, which can be treated with existing medications. However, many individuals are not receiving adequate treatment for their cholesterol problems, highlighting the need for aggressive management of both conditions to prevent cardiovascular disease.
A study by Yale University researchers found that patients with knee arthritis prefer safer treatment options despite potential reduced efficacy. Older patients rarely opt for anti-inflammatory drugs, indicating the importance of considering individual preferences in treatment decisions.
A high-protein diet may disrupt genetic imprinting in mouse embryos, affecting foetal development and implantation rates. Research suggests that women trying to conceive should limit their protein intake below 20% of total energy consumption.
Researchers have found that compounds in khat plant leaves, specifically cathinone and norephedrine, stimulate final stages of sperm maturation and prevent premature acrosome reactions. This study may lead to the development of over-the-counter fertility products.
Patients with knee osteoarthritis prioritize treatment characteristics, such as risk of common adverse side effects and cost, when choosing medication. Non-selective NSAIDs are the least preferred option due to their limited impact on patient preferences.
Researchers discovered a link between respiratory syncytial virus (RSV) and asthma in mice, showing that an anti-RSV antibody could decrease the risk of developing asthma. The study suggests that treatments against RSV may reduce asthma-related complications in children.
A recent imaging study at Carnegie Mellon University has discovered persistent sex-based differences in brain structures of mice entering adulthood, as revealed by high-resolution magnetic resonance microscopy. The findings provide a more accurate representation of how circulating hormones affect brain development compared to human ima...
The PROactive study assesses the effect of ACTOS on cardiovascular disease progression in patients with type 2 diabetes. The study examines whether pioglitazone reduces cardiovascular mortality and morbidity in a high-risk population.
Arizona State University's contribution to the Autonomous Sciencecraft Experiment allows spacecraft to detect changes in ice on Earth, such as freeze-thaw cycles and polar sea ice formation. This enables the spacecraft to respond quickly to important science events and send processed data back to Earth.
A new sensor, smaller than a dime, measures blood glucose levels by detecting changes in acidity and frequency. The device requires no internal power supply or connections outside the body, allowing users to wave their hand to get a reading.