A new study by the American Heart Association found that women's awareness of heart disease as the leading cause of death has nearly doubled in the last 15 years. However, disparities persist among minority groups and younger women, who are less likely to discuss their heart health with doctors or take preventive action.
Researchers found that white matter hyperintensities (WMHs) are equally associated with an Alzheimer's diagnosis as amyloid plaque. WMHs were also predictive of which subjects with mild cognitive impairment would go on to develop Alzheimer's. The study suggests potential ways to prevent Alzheimer's in those with amyloid deposits.
A new study published in the American Journal of Clinical Nutrition found that thigh fat is a significant predictor of mobility loss in otherwise healthy older adults. The research suggests that preventing age-related declines in walking speed requires addressing not only muscle mass but also body composition changes.
University of Delaware professor John Jungck emphasizes the intersection of art and science, using natural patterns and visualization tools to reveal hidden information in fields like plant biology and biomedical imaging. His research and teaching emphasize interdisciplinary collaboration and imagination.
A new study found that CT angiography is an effective tool for determining the risk of heart attacks and other adverse cardiac events in patients with suspected coronary artery disease but no treatable risk factors. The test identified a high prevalence of coronary artery disease, even in patients without modifiable risk factors.
Researchers found higher stillbirth rates among Inuit and First Nations women in Quebec, particularly at term, with rates 2 times those of non-Aboriginal populations. The study suggests that reducing smoking and managing weight may help prevent stillbirths.
A study published in PLOS Medicine found that age-related macular degeneration is prevalent in Kenya, causing visual impairment and blindness. The condition was detected in 12.4% of the population aged over 50, with advanced stages found in 1.2%.
A study by Children's Hospital of Philadelphia researchers found that children with congenital heart disease exhibit impaired growth, measured in weight, length, and head circumference. The study suggests that abnormalities in overall growth regulation play a role in poor growth, potentially related to factors beyond nutrition.
Researchers studied stress in equestrian events and found horses remain unaffected by audience presence, unlike their riders. Riders exhibited increased stress levels when performing for spectators, indicating a significant difference in emotional response between horse and rider.
Spanish researchers analyzed 20 babies' crying patterns to identify emotions behind tears, finding differences in eye activity and dynamics. Pain is the most easily recognized emotion, causing intense affective reactions.
Researchers at BUSM propose a new epigenetic hypothesis linked to tumor production and suggest epigenetic drug treatments could be beneficial in treating cancers. They explore the role of DNA methylation and demethylation enzymes in regulating gene expression, suggesting potential therapeutic targets.
Researchers found that adding simple movements to mental rehearsal improved performance by 45% for high jumpers, compared to 35% with internal visual imagery. Dynamic imagery also shortened the number of jumps required.
The Alfred P. Sloan Foundation has honored 126 outstanding U.S. and Canadian researchers as recipients of the prestigious Sloan Research Fellowships for 2013. These early-career scientists are making significant contributions to various fields, including computer science, mathematics, molecular biology, chemistry, oceanography, economi...
A study published in mBio reveals that the novel coronavirus HCoV-EMC is highly infectious and can evade the human immune system, but it is also susceptible to treatment with interferons, which could be a potential mode of treatment for large-scale outbreaks
A new species of scorpion, Vaejovis brysoni, was found in the Santa Catalina Mountains near metropolitan Tucson, Arizona. The discovery is significant as it represents the first documented case of two vorhiesi group species inhabiting the same mountain range.
Researchers found that hourly temperature data provides a more accurate estimate of malaria parasite development rate than mean monthly temperatures. This approach has implications for understanding and predicting malaria transmission risk in different climates and regions.
A new study on the Newt transcriptome has identified 826 proteins specific to urodeles and several newly discovered proteins that may play roles in regeneration. The data outline genes present only in regenerating tissues, which could be crucial for regenerative medicine research.
Researchers at UC San Diego found that glutamate binding to NMDA receptors causes conformational changes leading to weakened synapses and impaired brain function. Beta amyloid peptide also weakens synapses by causing similar conformational changes.
A NYU project aims to examine social media's influence on political participation and attitudes by analyzing real-time data from Twitter, Facebook, and Instagram. The study seeks to understand the causal processes that shape collective action and inform a growing debate about social media's role in politics.
Babak Moaveni, a Tufts civil engineer, has received a National Science Foundation early career award to develop new and improved structural health monitoring methods. This will enhance the nation's roads, bridges, and other vital structures, allowing for more informed funding decisions.
Researchers at MIT have developed a method to increase isobutanol production in yeast by up to 260%, boosting it entirely within mitochondria. This approach may also be applicable to other biochemicals, opening opportunities for metabolic engineering and renewable energy production.
Researchers from University of Southern Denmark used RICS technique to investigate liposome movement on skin. They found that liposomes are destroyed before entering the skin and spilling their cargo of active ingredients. The study advises against trusting claims about liposomes carrying active ingredients into the skin.
Researchers have developed a new bio-mimicking therapeutic that can stabilize bFGF, allowing for its potential use in treating skin wounds and accelerating the healing process. The stable conjugate has been shown to function like normal bFGF to trigger the same signaling pathways involved in wound healing.
The use of robotically-assisted hysterectomy for benign gynecologic disorders increased substantially between 2007 and 2010, accounting for 9.5% of procedures in 2010. However, the procedure offered little short-term benefit and was accompanied by significantly greater costs compared to laparoscopic hysterectomy.
A Mayo Clinic study found that nicotine lozenges and tobacco-free snuff can significantly reduce smokeless tobacco use in users who have no intention of quitting. Approximately one-third of participants cut back by 75% and 12% quit completely after 26 weeks.
Researchers at Carnegie Mellon University identified a biological marker, telomere length, that predicts resistance to the common cold in young and midlife adults. Telomeres shorten as people age, but their length also becomes a predictor of disease susceptibility starting at around age 22.
Increased regulatory barriers and limited research funding hinder the development of effective treatments for childhood cancer. The authors call for renewed collaboration among industry, academia, governments, and patient advocacy to accelerate the discovery of new medicines for this devastating disease.
The James Webb Space Telescope will be displayed life-size at the South by Southwest festival in Austin, Texas, featuring exhibits and educational activities for all ages. The telescope model weighs 12,000 lbs. and is being assembled at NASA's Goddard Space Flight Center.
A new study suggests that smartphone apps can offer consistent and personalized recommendations to customers, every time and everywhere they go. This is achieved through automated systems and applications that capture both explicit and implicit feedback from customers.
Researchers at Indiana University found that people playing rock-paper-scissors subtly influence each other, converging on similar ways of reasoning over time. This 'cyclic game dynamics' occurs when individuals try to anticipate others' decisions, leading to synchronized behavior in various real-world situations.
Researchers found that shorter telomere lengths in certain cells are associated with an increased risk of developing upper respiratory infections. The study, published in JAMA, suggests a link between telomere shortening and immune system dysfunction in younger, healthy populations.
Researchers have found genetic variants linked to alcoholism in the Spanish population, including women. The study identified polymorphisms in genes related to metabolism and the dopaminergic system, which are associated with increased risk of hazardous drinking and dependence.
Researchers at UC Riverside have developed a compound called TIR-199 that targets the proteasome complex in kidney cancer cells, showing promising results in laboratory tests. The compound is nearly as potent as existing bortezomib but selectively inhibits growth of only renal cancer cell lines.
Researchers will compare 36 Cub Scout packs with full-time executives to those without executives, as well as non-Scout peers. The study aims to assess the program's impact on youths' character, health, and academic achievement.
Lakewood High School won the competition for the first time, defeating Cheyenne Mountain High School in the final round. The team will represent Colorado at nationals on April 25. Over 15,000 students competed, with 10 schools participating for the first time.
A large study found that as coffee drinking increased, the risk of death decreased in older adults. The study's author discusses potential links between coffee consumption, caffeine intake, and various causes of disease.
A multidisciplinary team of researchers investigated how whales got their teeth by analyzing the fossil record and embryonic development process. They found that whales evolved simpler teeth around 30 million years ago, which are shaped by proteins BMP4 and FGF8 during development.
Researchers from Cardiff University have discovered hundreds of fungal particles in the lungs of asthma sufferers and healthy individuals alike. The study reveals that asthma patients have a distinct array of fungal species not present in healthy lungs, potentially leading to new treatment avenues.
Researchers dispute evolutionary psychology's 'adaptive' explanation for males' superior spatial navigation, suggesting it may be a result of testosterone levels. The study analyzed 35 species and found no consistent support for the hypothesis that male superiority is an adaptation.
Research by Priyanka Joshi and Nathanael Fast found that powerful individuals are more willing to take larger rewards in the future due to feeling a stronger connection with their future selves. This reduction in temporal discounting allows them to make better, long-term decisions.
Research reveals that infants with high respiratory sinus arrhythmia (RSA) are more vulnerable to poor caregiving and exhibit increased problem behaviors later in childhood. Conversely, those with low RSA fare better in nurturing environments.
Researchers found that identical mutations led to the evolution of specialized physiologies in three different populations of E. coli. The study suggests that negative frequency dependence plays a key role in driving diversification, and highlights the potential for predictability in evolutionary processes.
Researchers at the University of Montreal have found a way to diagnose and treat osteoarthritis in cats using meloxicam, an anti-inflammatory medication. The study showed that daily oral administration of meloxicam provided pain relief for four weeks, with higher doses continuing to provide relief for five weeks after treatment stopped.
A study of over 180,000 people in Scotland found that those with multiple chronic health conditions and mental illness had significantly higher rates of unplanned hospital admissions. The risk was further increased among those from lower socioeconomic backgrounds, highlighting the need for better coordinated care and prioritization of ...
A new study published in Molecular Plant found that phosphorus deficiency contributes to the expression of citrus disease Huanglongbing symptoms. The researchers discovered microRNAs that can potentially be used as early diagnosis markers and applied phosphorus solutions to alleviated symptoms and improved fruit yield.
A study found that male rat pups have more of a specific brain protein associated with language development than females. The researchers also discovered sex differences in the brain protein in children, with girls having higher levels of the Foxp2 protein in the cortex.
Scientists from NREL and partners successfully demonstrated self-assembling quantum dots in a nanowire system for quantum photonics. The breakthrough could improve solar cell efficiency, quantum computing, and lighting devices due to the precise positioning of quantum dots within the nanowire.
A Georgia Tech student analyzed 60 years of Academy Awards acceptance speeches to identify patterns and trends, including the anatomy of a typical speech and the frequency of certain phrases. She found that nearly every speech closes with 'thank you,' but only half of winners use the iconic phrase.
Patients with spinal stenosis who receive steroid injections show less improvement in pain and physical functioning, regardless of whether they undergo surgery. The study suggests that ESI may cause worsening of spinal narrowing or nerve impingement, leading to more complicated surgeries.
A new data paper provides comprehensive, georeferenced information on Antarctic macrobenthic communities, including species such as echinoderms, sponges, and crustaceans. The database will facilitate future biodiversity research and conservation efforts in the Southern Ocean.
The EU directive on GMOs must be amended to allow the production of plant-made pharmaceuticals, which could lead to cheaper vaccines, pharmaceuticals, and organic plastics. The new regulations should provide tight oversight to encourage investment while maintaining trust.
A consortium of top researchers has made significant progress in understanding and treating Rasmussen encephalitis, a rare neurological disease. The RE Children's Project has raised funds to study the disease tissue and search for genetic links.
A Japanese study found that lactated Ringer's solution, commonly used as a pre-hospital treatment for cardiac arrest, is associated with a decreased chance of survival with minimal neurological or physical impairment. The study analyzed data from over half a million patients and suggested that alternative fluids may be more beneficial.
Researchers discover that tranylcypromine can reverse the effects of sickle cell disease in mice and human red blood cells. This breakthrough could lead to new treatments for the life-threatening condition, which causes misshapen red blood cells to cause vascular damage and premature death.
A University of Illinois study found a possible link between high-fat diets and childhood brain-based conditions like ADHD and memory-dependent learning disabilities. High-fat diets triggered anxious behaviors and learning deficiencies in juvenile mice, which were reversed by methylphenidate treatment.
A six-month study published in General Dentistry found that using a germ-killing mouthrinse twice daily significantly reduced plaque and gingivitis compared to brushing alone. The study involved 139 adults with mild to moderate plaque and gingivitis, showing a 26.3% reduction in plaque and a 20.4% reduction in gingivitis.
A study reveals how daclatasvir, a hepatitis C drug, targets the NS5A protein and causes rapid viral decline. The research also provides an accurate estimate of the HCV half-life, revealing that the daily viral production is four times larger than previously thought.
Moffitt researchers found that silencing the retinoblastoma gene can regulate the differentiation of myeloid-derived suppressor cells into a more aggressive form. This discovery may lead to new therapeutic strategies targeting these cells in cancer treatment.
A new study by University of Cincinnati researchers found that Motivational Enhancement Therapy (MET) was more effective than Counseling as Usual (CAU) in reducing days of substance abuse among highly motivated African-American participants. However, lower-motivated participants showed better outcomes with CAU programs.
A recent study by NYU's Michele Shedlin documents food and housing insecurity, lack of adequate healthcare, and the impact of prior violence and current stigma & discrimination on mental and physical health. The research highlights the urgent need for identifying specific health risks experienced by mobile and displaced populations.