Researchers at Boston University School of Medicine found that short elevations in circulating nitrite levels can exert lasting beneficial effects on the heart by modulating its oxidation status and protein machinery. This study provides insight into how nitrite can protect the heart from stress and damage.
Researchers found that visual information from a person's face and lip movements significantly improves understanding of spoken words, especially in moderately noisy settings. This benefit increases when sound quality rises, allowing people to recognize up to 60% of words correctly.
A study by Purdue University researcher Robert Swihart found that pine voles prefer oak roots over other tree roots, causing high mortality rates among oak seedlings. The rodents cause more damage to white oak roots than other trees, potentially leading to a decline in oak availability.
A new study by psychologists found that TV ratings for kids' shows don't reflect the aggressive content, with cartoons containing higher levels of physical violence than general audiences. The researchers argue that ratings should be improved to address indirect aggression, a type of harm that is non-physical and often overlooked.
Researchers discover that large genomes make it easier to find regions of DNA controlling gene activity. The study used the genomes of flies and other insects to identify regulatory sequences previously difficult to detect in human genomes.
The new protected area covers 187,800 acres of pristine tropical forest in Papua New Guinea's northern coast to interior mountains. The YUS Conservation Area preserves critical habitat for Matschie's tree kangaroos and stores huge amounts of carbon, preventing greenhouse gas emissions.
A Swedish study published in BMC Public Health found that teenagers are more positive towards their parents' attempts to discourage them from smoking. The most effective actions parents can take include dissuading their children from smoking and not allowing them to smoke at home.
Aspirin inhibits H. pylori growth and enhances susceptibility to metronidazole, clarithromycin and amoxicillin by affecting outer membrane protein expression and increasing endocellular antimicrobial concentrations.
Researchers found that electroacupuncture reduces lesion scores and gastric acidity in rats with NSAID-induced ulceration. The treatment also up-regulates the mucosal defense mechanism by increasing COX-1 and -2 mRNA levels and total nitric oxide concentration, providing protection against NSAID-induced toxicity.
A study examining Asian young adults found consistent additive effects of ethnicity and ALDH2 genotype on drinking behaviors. Korean ethnicity and ALDH2 status were associated with significant variance in alcohol consumption, suggesting that genetic influences may play a role in predicting drinking behavior among this population.
A team of researchers from Wuhan University found that adding chicken manure to contaminated soil can break down 75% of crude oil after two weeks. The study identified 12 microbial species capable of metabolizing crude oil components, paving the way for a more environmentally benign bioremediation approach.
Dr. Robert D. Ballard returned to the Office of Naval Research to discuss the future of deep-sea exploration and its applications for the fleet. He highlighted ONR's investments in cutting-edge technologies, such as Remotely Operated Vehicles, Unmanned Undersea Vehicles, and autonomy.
A study published in the World Journal of Gastroenterology found that telmisartan significantly improved insulin resistance, reduced liver inflammation and fibrosis, and showed promise as a treatment for nonalcoholic steatohepatitis. In contrast, valsartan had no effect on liver histology or plasma lipids.
Research finds that tropical forest lizards are less tolerant of high temperatures than their relatives at higher latitudes. A temperature change of just a few degrees can significantly reduce their physical performance, making them more vulnerable to extinction. The study's lead author warns that the same concerns apply to other ectot...
The SAMMPRIS trial will determine if stenting or intensive medical therapy alone can reduce the risk of recurrent stroke in patients with narrowed brain arteries. The study aims to improve the management of patients at risk for stroke and provide definitive answers on the long-term benefits of stenting.
A study by Dr. Ri-Nan Zheng found that esomeprazole significantly reduced heartburn scores and resolved symptoms faster than omeprazole, lansoprazole, and pantoprazole in patients with reflux esophagitis. The results suggest esomeprazole may be the best choice for symptom relief in these patients.
A new study published in PLoS ONE found that children who carry the 'obesity gene' can offset its effects by eating a low energy density diet. The research, based on data from over 2,000 children, suggests that adopting a healthier diet with fewer calories per bite may help prevent weight gain and obesity.
A national survey found that participants expressed more anger towards individuals with stereotypical mental health conditions, but showed more empathy when their symptoms deviated from expectations. This suggests that stigma-busting campaigns should consider the role of intersecting stereotypes in shaping mental illness stigma.
A recent study published in the Journal of Clinical Endocrinology & Metabolism found that pre-diabetic adults with post-challenge hyperglycemia have a higher risk of cardiovascular disease due to increased glucose and insulin levels, triglycerides, inflammation, and impaired blood vessel function. Routine glucose screening and preventi...
A Washington state program teaches domestic violence victims how to use technology safely, reducing risks of tracking and monitoring. The program increased women's knowledge and empowerment, with high satisfaction rates.
Von Maltzahn's innovations use nanotechnology to precisely target and destroy tumor cells, reducing side effects and overpowering drug resistance. His work also aims to improve intravenous delivery of therapeutics to tumors.
Researchers have made a significant step forward in understanding the causes of certain forms of deafness by discovering that the myosin 7 motor protein moves and works differently from other myosins. This discovery could lead to new insights into Usher syndrome, a form of degenerative deaf-blindness.
A study by Northwestern University researchers suggests that musical training enhances an individual's ability to recognize emotion in sound. Musicians were found to have finely tuned auditory systems and more efficiently process the complex part of the sound carrying emotional elements.
Researchers detect complex microbial communities in extreme environment, sustaining life on high-altitude, arid soils. Unique bacteria thrive in soil without associated fumaroles, revealing resilience of microbes to harsh conditions.
Asthma prevalence has declined among children and young adults, while Indigenous Australians face higher risks of asthma-related hospital visits and deaths. Asthma action plans are crucial for patients, yet many still lack them.
A new study finds that power can cause individuals to think they have more personal control over outcomes than they actually do. Researchers discovered that those in positions of power are more likely to believe they can influence events beyond their control, resulting in unrealistic optimism and inflated self-esteem.
Women's career choices in math-intensive science fields are influenced by lifestyle needs and parental responsibilities. Despite having advanced mathematical abilities, women are underrepresented in these fields due to the demands of parenting and caregiving.
Researchers at the Salk Institute found a protein called CREB that promotes insulin resistance in obese mice. Blocking CREB's activity improved insulin sensitivity and reduced inflammation, suggesting a potential therapeutic target for type II diabetes. The study provides hope for new treatments that don't require weight loss.
The ESRC Festival of Social Science brings together young people to discuss pressing issues like environmental sustainability, organ donation, and migration. The event aims to find solutions to violent behavior in the UK through research and experiential learning.
A 23-year-old man developed severe autoimmune hepatitis after contracting varicella zoster virus, responding dramatically to steroid treatment. The case highlights the importance of considering AIH in patients with persistent altered liver enzymes following a viral infection.
Researchers found that the Bt toxin loses its potency against certain moth and butterfly species unless the insects have specific gut bacteria present. The study suggests that these beneficial bacteria can make the toxin lethal to the insects, highlighting the importance of their presence in pest management.
A high-density of fast food outlets was associated with a 3-pound weight increase and 0.8-inch waist circumference rise among frequent eaters. In contrast, high-walkability neighborhoods were linked to a 2.7-pound weight loss and 0.6-inch waist size decrease.
A national survey conducted by Duke University found that half of Americans believe another country will emerge as the world's leading technological power. The majority of respondents also prioritize developing better medicines, clean water, and environmentally friendly energy sources over other engineering challenges.
A study published in the American Journal of Nursing found that nearly 40% of nurses on probation for misconduct committed another act between 2001 and 2005. Nurses with a history of criminal conviction were more likely to recidivate, emphasizing the importance of enabling state nursing boards.
A UT nanoscientist has developed a targeted new delivery system for breast cancer drugs, aiming to increase the efficiency of drug delivery and reduce side effects. The innovative approach uses nanocarriers engineered to search out and release their payload at tumor sites.
Scientists found reduced export of North Atlantic deep water during Heinrich event 1, supporting hypothesis on freshwater's impact. However, they dispute the existence of a terminal extinction event in the Karoo Basin's continental record.
A study by the University of Exeter found that social support from friends and family significantly improves sports performance, particularly under stress. The researchers discovered that athletes with high levels of support maintained good performance even when experiencing personal problems or playing under pressure.
Researchers will map planum temporale's functional organization to better understand its role in language abilities and disorders. The study aims to find connections between the brain region and conditions such as autism, schizophrenia, and perfect pitch.
A new report suggests that teenagers' increased internet use has transformed it into a social networking tool, fostering closer relationships and reducing superficial connections. The study also highlights the positive effects of online communication on mental health, including reduced inhibition and higher quality friendships.
Two new methods are featured in Cold Spring Harbor Protocols: a rapid, reversible method for studying protein stability using small molecules, and a combined technique for identifying proteins that mediate long-range chromosomal interactions. These methods provide new tools for investigating protein function and chromatin structure.
Researchers discovered that freezing slows down protein movements, preserving their biological activity. This phenomenon enables frozen biological materials to be stored for extended periods without spoiling.
Researchers found a correlation between small genetic differences in the IFRD1 gene and lung disease severity in cystic fibrosis patients. The study also discovered that the IFRD1 protein regulates neutrophil function, which causes inflammatory damage to airways.
Research at Yale University finds stress-related losses of synapses in the hippocampal region precede helpless behavior in depression and PTSD. Rapid-acting antidepressants may restore lost synapses for immediate relief from depressive symptoms.
A recent study at the University of Pennsylvania School of Medicine reveals that immature cells in blood vessels deep within skeletal muscle orchestrate aberrant bone formation. Cells from the inflammatory response to injury trigger skeleton-stimulating proteins to transform muscle tissue into bone.
A new MIT study sheds light on the underlying neural mechanism of macular degeneration, revealing that deprived neurons respond equally to stimuli at both preferred and non-preferred locations. The findings suggest a relatively passive response to visual deprivation.
A new indicator shows climate change is affecting many bird species in Europe, with some benefiting and others declining. The study found that 75% of the species studied are projected to decline due to climate change.
Researchers have found that blocking the 'fasting signal' in fat tissue can prevent insulin resistance in obese mice. The discovery suggests targeting therapies to adipose tissue could have therapeutic benefits for insulin-resistant states.
A study published in JAMA found that patients who receive a medication to reduce gastrointestinal bleeding alongside clopidogrel and aspirin after a heart attack have an increased risk of hospitalization for acute coronary syndrome or death. The study suggests that proton pump inhibitors may reduce the effectiveness of clopidogrel, but...
A Dartmouth-led study of young U.S. teens found that owning alcohol-branded merchandise is associated with an increased risk of transitioning from susceptibility to binge drinking. The study also discovered that teens who own these items are more likely to develop positive attitudes towards drinking and initiate alcohol use.
A team of researchers has discovered a way to turn the electrical resistance of a molecular junction 'on' and 'off' by manipulating its orientation, paving the way for the development of nanoscale electronic devices. The findings could lead to the creation of reliable switches for next-generation electronics.
A statistical modeling study found that alcohol abuse may lead to an increased risk of depression, rather than the reverse. The study used data from a 25-year study of health and development in New Zealand, finding that individuals with alcohol problems were 1.9 times more likely to also have major depression.
Researchers at the University of Illinois have created a corn variety with increased biomass, which can be used as an energy crop and as feed for livestock. The modified plants produce larger stalks and more leaves, leading to increased sugar content in the stalks.
A study finds that nonindigenous fish species, such as catfish and largemouth bass, are preying on juvenile salmonids, posing a significant threat to native populations. The research highlights the need for more funding and attention to invasive species impacts on salmon.
An international team will explore subglacial Lake Ellsworth in Antarctica for unique life forms and clues about climate change. The five-year project aims to acquire technologies needed to sample water from the lake and extract sediment from its bed, shedding light on life's existence in extreme environments.
A new vaccine formula has been discovered that boosts T cell immunity to protect humans from bird flu, a highly virulent virus. The formula adds a potent immune modulator to existing flu vaccines, improving their effectiveness and providing potential protection against a pandemic.
A recent study in mice found that high levels of EAAT2 protein decreased abdominal pain by 50-70%. The protein acts on glutamate, preventing it from interacting with receptors that send pain signals. Researchers hope EAAT2 may treat visceral pain associated with gastrointestinal disorders like IBS.
A study of urban single mothers nearing the end of their welfare eligibility found a high prevalence of psychiatric and substance use disorders, affecting up to 60% of participants. Despite these challenges, many remain untreated, with only 21.7% receiving treatment for psychiatric disorders in the previous 12 months.
Researchers developed a cell-permeable inhibitor of the mouse protein RANK, which blocks osteoclast formation and function, preventing bone destruction. The compound protected against bone loss in two mouse models, suggesting similar drugs may be beneficial for individuals with diseases involving bone destruction.
A new study forecasts the likelihood of climate factors matching at geographically distant airline departure and destination points, enabling more efficient detection and interception of invasive species. The model uses recent forecast data for climate change and air traffic volumes, predicting a peak risk in June 2010.
A recent study by SAGE found that Mexican immigrants face harsher treatment in California than Texas, with more anti-immigrant policies and lower wages. The longer they stay in the US, the fewer disadvantages they face.