A study found that higher dietary intake of omega-3 fatty acids and fish consumption may reduce the risk of advanced age-related macular degeneration. Vitamin D levels were also inversely associated with early stages of the disease, suggesting a potential protective effect.
Researchers found that drought sensitivity is a key factor shaping tropical plant species distribution patterns, with denser plants on wetter sides and fewer on drier ones. This study provides new insights into the importance of water availability in shaping tropical forest ecosystems.
Researchers found that an asexual nematode adapted rapidly to soil contamination, living longer and laying more eggs in polluted conditions. The study highlights the importance of considering various research disciplines for understanding stress responses and developing protection strategies.
A comparative study of US and French policies on electric vehicles reveals the impact of cultural differences on technological innovation. The study shows that despite similar goals, different approaches led to varying outcomes, with the US adopting hybrid cars as an alternative solution.
A study of 314 low-income Indiana residents with heart failure found that pharmacist-led patient-centered care resulted in patients taking their medications 16% more consistently. This approach also reduced emergency room visits and hospitalizations by 19%, saving the healthcare system $14 in costs for every dollar spent.
A study published in Archives of Internal Medicine found that higher consumption of cereal fiber and magnesium may reduce the risk of type 2 diabetes. Participants who consumed more cereal fiber had a 27% lower risk of developing diabetes compared to those who ate less, while those who consumed more magnesium had a 23% lower risk.
Researchers at Woods Hole Research Center are using laser remote sensing (lidar) to study biological diversity and predict bird species richness. Lidar data provides unique measurements of vegetation structure, which is linked to habitat complexity and animal species richness.
A recent RAND Corporation study reveals significant disparities in the quality of care received by women with heart disease and diabetes compared to men. Women were less likely to receive essential treatments for cholesterol management, chronic heart failure, and after a heart attack, despite having similar insurance coverage.
The Deep Phreatic Thermal Explorer (DEPTHX) mission aims to study the physical dimensions, geothermal vents, and potential life in El Zacatón's depths. Using a 2.5-meter-diameter submarine, the team will collect water samples and core samples from the cenote walls.
A Penn study found that older adults with major depression who receive coordinated care with primary physicians and depression care managers have a 45% lower risk of dying within five years compared to those receiving standard care. The study suggests that engaging primary care practices in mental health services is crucial for improvi...
A study by Queensland University of Technology found that droplets carrying viruses can travel large distances in the air, posing a risk to people breathing nearby. The research dispels the myth that viruses only travel a short distance from a person, suggesting that one infected individual can spread the virus simply by exhaling.
Dayeh's work resolves debate on III-V compound semiconducting nanowire growth mechanism, opens door to wider tuning range of temperature and precursor flow rates. His research also reveals unique electronic properties in InAs nanowires grown at different temperatures and orientations.
The DOE JGI has established a gold standard for metagenomic data analysis, enabling accurate classification of sequence fragments into species populations. The method involves simulating metagenomes with known sample genomes, allowing researchers to evaluate the predictive accuracy of existing tools and identify potential pitfalls.
The AGA Institute's Obesity Task Force Report highlights the need for a comprehensive approach to addressing obesity, considering its impact on healthcare budgets and societal practices. The report emphasizes the role of gastroenterology in treating obesity, with novel therapies and policies being developed.
Researchers at K-State are working on a virtual ecological forecasting center in Kansas to study the impact of climate change and environmental changes on ecosystems. The project aims to predict changes in land use, water use, fish populations, and biodiversity.
Researchers found that coordination of prices, clearer codes of conduct, and better understanding of markets can improve quality and competition. National institutes for quality control can also hinder improvement.
Doubling state HCBS expenditures per person over age 65 reduces the risk of nursing home admission among childless seniors. States with lower HCBS funding, such as $35 per person annually, show no significant reduction in nursing home admissions.
Research shows that highly anxious patients with heart disease face nearly double the risk of heart attack or death compared to those with a more serene outlook on life. Patients who started out highly anxious but later found inner calm markedly reduced their risk.
A study by Mailman School of Public Health researchers predicts a significant increase in summer temperatures and ozone levels in NYC by 2050, posing serious health risks. The study uses a unique modeling system to simulate the combined effects of land use, climate change, and air quality on environmental conditions.
Researchers have discovered a way to create engineered minichromosomes in maize and attach genes to those minichromosomes. This breakthrough opens up new avenues for developing crops with multiple resistance traits, as well as producing medically useful proteins and metabolites.
Researchers found that individuals with minimal motor problems at the beginning of the study were nearly five times more likely to be diagnosed with Huntington's disease a year and a half later. Those who performed worse on cognitive tests, such as psychomotor speed, were also at increased risk.
A study published in Proceedings of the National Academy of Sciences found that marine reserves can double the number of young corals, leading to a healthier reef ecosystem. The Bahamas' Exuma Cays Land and Sea Park was used as a testing ground for this innovative approach.
Computer simulations of Hurricane Bonnie's movement show that pockets of warm humid air flowing from the hurricane's eye to its ring of thunderstorms boost energy, increasing storm strength. This 'turbocharger' effect helps hurricanes remain intense despite weakening influences like cooler ocean temperatures and wind shear.
A glucosamine-like supplement called GlcNAc has been found to suppress the damaging autoimmune response seen in multiple sclerosis and type-1 diabetes mellitus. In studies on mice, GlcNAc inhibited the growth and function of abnormal T-cells that incorrectly direct the immune system.
Researchers at Berkeley Lab are part of a $57 million NIH grant project to identify functional elements in the genomes of fruit flies and roundworms. The project aims to shed light on human genome function, with findings potentially aiding cancer research and gene expression control.
The Interactive Autism Network has achieved significant milestones in its first month, registering over 13,000 individuals and families living with autism. Researchers can now access this large pool of family-provided data to supplement existing research studies and explore new hypotheses.
Researchers found that value judgments in framing research questions, identifying problems, and designing studies can lead to better research outcomes. Medical researchers may unconsciously make these value-laden decisions, mistakenly believing they automatically introduce bias.
Prescription data sale to marketing firms is linked to lower death rates among those with depression, a study of 1,226 older adults found. Fibromyalgia patients have a lower pain threshold than healthy individuals, according to a literature review.
A study published in Neurology found that middle-aged individuals with a history of migraine and other headaches are more likely to develop retinopathy, which can lead to severe vision problems or blindness. The association was strongest among those with migraine headaches and aura.
A study by The Miriam Hospital found that web-based intervention programs for inactive adults were just as effective as traditional programs in increasing physical activity. Participants reported approximately 120 minutes of physical activity per week, with a 5.2% improvement in fitness over six months.
Researchers report instances of three female-led infanticidal attacks in wild chimpanzee community, challenging the notion that infanticide is a male-dominated behavior. The findings suggest that deadly aggression may be part of the female behavior repertoire, possibly driven by demographic shifts and increased competition for resources.
A recent Dutch study found that drug users are becoming more cautious when using needles, mainly due to the effective HAART therapy introduced in 1996. This increased caution has led to a significant decrease in HIV and hepatitis C infections among drug users.
The modENCODE project will analyze the genomes of Drosophila melanogaster and Caenorhabditis elegans to identify functional elements, such as regulatory sequences and non-coding genes. These findings will aid in understanding human biology and medicine by providing insights into the conservation of genetic mechanisms across species.
A study by Indiana University School of Medicine found that pediatricians and pathologists cannot agree on half the time whether a child's death from traumatic brain injury should be investigated as potential child abuse. Researchers developed a framework to help compare cases, aiming to improve uniform definitions for future studies.
A pilot study at UCLA found that testosterone gel reduced MS symptoms, slowed brain degeneration, and increased muscle mass in men with relapsing-remitting multiple sclerosis. The study suggests a possible neuroprotective effect of testosterone treatment in men with MS.
Scientists observed large fluctuations in magnetic and electric field readings around each spacecraft, revealing variations in solar wind protons reflected by the shock. This discovery provides valuable insights into bow shocks around distant celestial objects, which can accelerate particles to extreme energies.
A small study published in Heart reveals that low tar cigarettes, like regular ones, severely impair blood flow through the heart. The researchers found that both groups of smokers showed significant declines in coronary flow velocity reserve after smoking, regardless of cigarette type.
Research highlights the influence of private hospital care on Medicaid patients, flu vaccine shortages, and smoking bans on health outcomes. Smoking bans at home and work significantly improve health status among nonsmokers, while racial diversity in neighborhoods affects pregnant women's decision to smoke.
A new study found that breastfeeding rates among inner-city infants born in Baby-Friendly hospitals were comparable to the overall US population, suggesting positive effects of the initiative. The study identified factors influencing breastfeeding duration, including postpartum support and education.
Researchers found that polyphenols increase fatty acid breakdown and alter glucose usage in fat cells. Quercetin metabolites primarily accumulate in rat lungs, leading to increased fatty acid catabolism.
The Journal of Leadership and Organizational Studies (JLOS) will be published by SAGE, focusing on the intersection of leadership and organizational studies. The journal aims to provide scholarly understanding of effective leadership application in organizational contexts.
The University of Manchester is establishing a £3 million research centre to develop fundamental knowledge and techniques for complex systems with discrete and continuous interactions. Researchers aim to create new prediction methods that can be applied in areas like aircraft control and car safety systems.
Researchers discovered a key role for fictive learning in evaluating behavior, influencing decisions and potential addiction. The study used investment games and fMRI to measure brain responses to 'what could have been' outcomes, revealing a distinct signal in the ventral caudate nucleus.
Researchers are using a virtual reality simulation called Virtual Iraq to better understand how symptoms of post-traumatic stress disorder (PTSD) develop. The study found that participating veterans with PTSD experience increased physiological arousal, anxiety, and suppressed memories after viewing the simulation.
A new study found that cancer survivors are more likely to attend support groups compared to people with other chronic conditions. However, few survivors receive referrals to such programs from their physicians. The study also revealed that predictors of use include female gender, Caucasian race, and symptoms of depression or anxiety.
A Mediterranean diet rich in fruits, vegetables, and whole grains is associated with a 50% lower risk of developing chronic obstructive pulmonary disease (COPD). The study tracked the health of over 43,000 US men, finding that those who followed a Western diet were more than four times as likely to develop COPD.
Researchers found that while both treatments showed promise, treatment 2 was associated with a higher risk of disease recurrence and shingles. The study suggests that patients should be thoroughly informed about the pros and cons of each treatment to make an informed decision.
A new study reveals how protein Yin Yang 1 regulates early B cell development, a crucial step in the immune system. The research demonstrates that YY1 plays a key role in controlling variable segment recombination, a process essential for B cell differentiation.
Researchers developed a cell culture test for assessing genetic toxicity that may prove dramatically cheaper than existing animal tests. The assay allows genetic toxicity to be examined far earlier in the drug development process, making it much more efficient.
A recently discovered fossil skull of Aegyptopithecus zeuxis, an ancient primate relative of humans, apes, and monkeys, contradicts previous assumptions about its brain size. The study suggests that the species' brain was smaller than expected, with a visual cortex indicating sharp vision, and may have had a large social group.
A study by the University of North Carolina at Chapel Hill found that pharmacist care can significantly improve medication adherence among heart-failure patients. By providing customized educational materials and regular reminders, pharmacists can help patients take their medications consistently, leading to lower health-care costs and...
Johns Hopkins students develop a thin film drug-delivery system that dissolves in the mouth, coating with a material protecting it in the stomach and releasing the vaccine in the small intestine. The system could make rotavirus vaccine more accessible to children in developing nations.
A study published in Neurology found that people with migraines are 1.3-1.5 times more likely to develop retinopathy than those without headaches. The association was strongest among those with migraine headaches and other headaches with aura, even after controlling for diabetes, glucose levels, and blood pressure.
A study of over 8,000 British government workers found that unfair treatment increased the risk of a heart attack or angina, with those in the highest category being 55% more likely to have serious heart disease. Women and lower-income individuals were also disproportionately affected.
Research reveals that parasites can significantly alter the abundance of edible algae, which is a crucial resource for various organisms. This finding suggests that non-lethal impacts of parasites can have far-reaching effects on entire ecosystems.
Researchers found that sick flies lose their circadian rhythm patterns when infected with bacteria, leading to shorter periods of continuous sleep. This disruption affects the immune system, making infected flies more susceptible to infection and increasing their mortality rate.
A small pilot study suggests that testosterone treatment is safe and well-tolerated and may reduce symptoms, slow brain degeneration, and increase muscle mass in men with relapsing-remitting multiple sclerosis. Testosterone treatment showed a possible neuroprotective effect on the brain.
A new study reveals that mammography rates have declined significantly in the US between 2000 and 2005, with a notable decrease among women aged 50-64 and higher socioeconomic levels. The decline in screening rates coincides with a reduction in reported breast cancer incidence, raising concerns about potential impact on mortality rates.
A randomized clinical trial found that a 300-milligram dose of CoQ10 did not improve Parkinson's disease symptoms in patients. However, the treatment was well-tolerated and increased blood levels of CoQ10, suggesting potential benefits at higher doses.
A new study from the University of Michigan Stroke Program finds that ICH patients who had a do-not-resuscitate order issued in the first 24 hours or had care withdrawn were twice as likely to die. Early limitations on care may be an overlooked factor in calculating ICH survival odds, according to researchers.
A 10% increase in urban green space could reduce surface temperatures by as much as 4°C, effectively 'climate proofing' cities. However, this may not significantly impact the amount of rainwater captured and retained by urban areas.
A study found that using a 'walk-and-work' desk increases energy expenditure by 100 kilocalories per hour, equivalent to shedding 20-30 kg annually. The device allows workers to walk on a treadmill while working, reducing sedentary behavior.
The US Naval Academy is partnering with NASA to build a satellite called MidSTAR-2, which will carry four experiments into space in 2011. The satellite will study the Earth's thermosphere, gamma rays, and solar winds, providing valuable insights into these phenomena.
A large-scale study found that calcium and vitamin D supplements can slow weight gain in postmenopausal women. The benefits are most pronounced in those who weren't already meeting the daily recommended amount of calcium.
Researchers found that thale cress responds differently to various plant pests and microorganisms, with specific hormone compositions leading to unique gene expressions.
A study finds that women who migrate from Bangladesh to the UK during infancy and early childhood reach puberty earlier, are taller, and have higher progesterone levels as adults. This suggests a critical window of time between 0-8 years influences reproductive hormone levels.