A computer modeling study published in PNAS reveals that methane molecules can combine to form larger hydrocarbon molecules under high temperatures and pressures of the Earth's upper mantle. This finding has significant implications for understanding carbon reservoirs and fluxes in the Earth.
A study published in the American Psychological Association journal found that a person's current thoughts and behavior can predict their future mood swings, even when medical history is accounted for. The researchers developed a new form of cognitive behavioral therapy called TEAMS to manage bipolar symptoms.
The Canadian Medical Association Journal advocates for reforming Canada's outdated food and drugs act to ensure new and old medications are safe and effective. The proposed reforms include increased evidence gathering, monitoring, progressive licensing, and modernizing legislation.
A RAND Corporation study examined high-deductible health plans and found that medically vulnerable families are not at greater risk of cutting back on needed healthcare. Medical spending declined among all families enrolled in high-deductible plans, with reductions being similar for vulnerable and non-vulnerable families.
Researchers found a strong association between low sunlight exposure and an increased risk of developing multiple sclerosis (MS) in people who have had infectious mononucleosis. The study, published in the April 2011 issue of Neurology, suggests that vitamin D deficiency may play a role in this association.
Physicians Arash Mostaghimi and Bradley Crotty warn of the challenges created by social media blurring private and professional lines. They advise regular electronic self-audits and creating dual citizenship with a distinct professional profile.
Researchers found that auxin promotes the breakdown of an inhibitor, leading to increased gene activity and maintaining embryonic development. The study revealed a regulatory network controlled by auxin, which boosts gene activity even after auxin concentration declines.
A new experimental treatment for boosting the effectiveness of stem-cell transplants with umbilical cord blood has shown a favorable safety profile in long-term animal studies. After one year following transplant, treated cord blood units reconstituted all normal types of blood cells and prevented cancer development.
A study published in Archives of Otolaryngology – Head & Neck Surgery found that patients with a reduced ability to smell or detect odors seem to adapt to their condition. They report fewer olfactory-triggered emotions and memories, using their sense of smell less in daily life.
The researchers discovered that graphene's mobility and conductivity decrease significantly when more than one layer is present. However, even the reduced mobility is higher than in many conventional semiconductors, offering a potential solution by using substrates to 'siphon off' heat generated by electric current.
A phase 3 trial found subcutaneous administration of bortezomib to be as effective as intravenous delivery, but with a better safety profile and lower rates of peripheral neuropathy. Subcutaneous injection could provide an easy home-based treatment option at reduced cost.
International migrant workers arriving in Canada generally arrive healthy but may face health issues and barriers to healthcare. Common health problems include musculoskeletal injuries, eye and skin problems, and mental health concerns such as depression and anxiety.
A new study by Ohio State University researchers shows that chronic inflammation can lead to cancer by stimulating the production of microRNA-155, which increases the rate of spontaneous gene mutations. This discovery suggests that reducing miR-155 levels may improve treatment for inflammation-related cancers.
Researchers from North Carolina State University developed a system to measure brand personality appeal (BPA), allowing companies to understand how favorably their brand is viewed by consumers. The BPA framework assesses three components: favorability, originality, and clarity, grading brands on their overall appeal.
A new TB test has been shown to detect tuberculosis and multi-drug resistant TB with high sensitivity and specificity in resource-poor settings. The test can rapidly diagnose those infected, including those with MDR-TB, and reduce delays in diagnosis and treatment.
A new study by University of British Columbia researcher Mahyar Etminan found that newer oral contraceptive drospirenone carries a similar risk of gall bladder disease compared to older birth-control pills. The study analyzed data from 2.7 million U.S. women using oral contraceptives over 18 months.
Researchers at Berkeley Lab have demonstrated localized surface plasmon resonances in doped semiconductor quantum dots, opening up possibilities for plasmonic sensing and manipulation of solid-state processes. This discovery extends the range of candidate materials for plasmonics to include semiconductors, offering advantages such as d...
Bhavnani's research uses advanced visual analytical methods to classify asthma patients, enabling targeted diagnosis and treatments. The study builds on molecular data from multiple institutions, demonstrating the potential of translational bioinformatics.
Overweight parents are more likely to view school-time physical activity as inadequate due to academic and budget pressures. Parents overwhelmingly support the importance of daily physical activity for children's health and development.
A major NHL concussion study found that while injury rates leveled out, the number of days lost per concussion has increased. Headache and low energy were significant predictors of post-concussion time loss.
Researchers have deciphered the relationships among flies, confirming episodic radiations and identifying over 400 morphological characteristics. The study sheds light on the evolutionary history of flies, which has been extensively branching out over 260 million years.
Researchers have detected emerging pollutants, including 'dechlorane plus', in peregrine falcon eggs from Spain and Canada. The presence of these chemicals has been found to be higher in Canadian samples than Spanish ones.
A recent study of NHL concussions over seven seasons found that rates have declined, but the time lag between injury and return to play has increased. The study identified clinical signs and symptoms that predict longer game time losses, emphasizing the need for education and caution in managing concussions.
A new study links negative social environments surrounding gay youth to high attempted suicide rates, with supportive environments associated with a 25% lower risk. The study found that lesbian, gay, and bisexual youth are more than five times as likely to attempt suicide as their heterosexual peers.
A study by researchers at the University of Warwick found that men are more likely to categorize objects as fully or not fully fitting into certain categories, whereas women tend to see more nuances and assign partial classifications. This sex difference in semantic categorization may have implications for decision-making and diagnosis.
Researchers found widespread soil liquefaction in Japan, exceeding expectations, and raising concerns about its impact on vulnerable locations such as Portland, Ore. and the Pacific Northwest. The phenomenon can cause structures to shift or sink, significantly magnifying damage.
Tropical Depression Errol is weakening due to land-crossing and increasing wind shear, with cloud-top temperatures warming and indicating lower thunderstorm heights. NASA's Aqua satellite captured infrared images showing the depression's reduced convection and expected dissipation in the Southern Indian Ocean.
Non-Hispanic black infants born with heart defects are more likely to die within the first five years of life compared to non-Hispanic white and Hispanic peers. The study found that minority children, particularly non-Hispanic blacks, face higher risks for certain types of congenital heart abnormalities.
A quick, inexpensive, and easy-to-administer physiological measure of pupil dilation in response to emotional words can predict which patients are likely to respond to cognitive therapy. This technology has the potential to improve treatment response rates in mental health clinics.
A mother's nutrition during pregnancy can alter her child's DNA, leading to a higher risk of obesity later in life. The study found that epigenetic changes caused by the mother's diet at birth strongly predicted the degree of obesity at age six or nine.
Researchers use noctilucent clouds as a proxy for atmospheric temperatures, revealing changes in the mesosphere that can affect global weather systems. The clouds' annual formation is influenced by wind circulation patterns between hemispheres.
A new biomarker called NGAL in urine or blood detects early subclinical AKI and its adverse outcomes in critically ill patients, allowing for earlier conventional medical interventions. The study's findings justify redefining what defines AKI and recommend using NGAL-based testing to improve prognosis.
A study published in Archives of Surgery found that excessive alcohol consumption the previous day can affect surgical skills performed on a virtual reality simulator. The researchers discovered persistent detrimental performance effects, highlighting the importance of abstinence for practicing surgeons.
Researchers identified a genetic mutation causing fatal developmental disease MOPD1, affecting fetal growth and brain development. The mutation is prevalent in the Ohio Amish population, with approximately 6% prevalence.
Researchers at MU discovered the same gene mutation found in Tibetian Terrier dogs also causes a fatal human neurological disorder related to Parkinson's disease. DNA tests can now identify affected dogs and potentially develop therapies.
Researchers used interferometry to take close-up pictures of the winter star Regulus, finding that the actual temperature difference between its equator and poles is much less than previously thought. The study's findings challenge a century-old theory, highlighting the importance of accurate measurements in astronomy.
A new study published in The Lancet found that Illicit drug overdose deaths in Vancouver's Downtown Eastside dropped by 35 per cent after the establishment of Insite, North America's first supervised injection facility. The facility has been shown to save lives and reduce harms associated with illicit drug use.
A recent study published in Archives of Surgery found that patients with do-not-resuscitate (DNR) orders have a higher risk of poor surgical outcomes, including increased mortality rates and complication rates. The study analyzed data from over 120 hospitals and found that nearly a quarter of DNR patients died within 30 days of surgery.
Researchers at Brigham Young University and the University of Utah have developed a blood test that can identify high-risk pregnancies for pre-term birth with high accuracy. The test detects three new peptide biomarkers that signal increased risk, allowing for early intervention and potentially prolonging pregnancy by one or two weeks.
A recent study published in PLOS ONE found that the human brain is wired to recognize familiar objects, including faces and animals, in their typical upright orientation. The research used fMRI scans to measure brain activity in response to camouflaged faces and animals, revealing a strong bias towards recognizing upright visuals.
A study by neurosurgeons at the University of Rochester Medical Center found that anti-depressants can boost brain cells after injury, improving depression and memory. The medication, imipramine, increased the number of neurons in the hippocampus, a key area for memory, and enhanced novel object recognition tests.
Researchers at Columbia University Irving Medical Center have developed an innovative yeast-based screening method to identify a possible new treatment for the fatal childhood disease NP-C. The approach, known as 'exacerbate-reverse', has shown promising results in repairing genetic pathways that exacerbate lethality in yeast models.
A new study led by Brown University sociologist Gregory Elliott found that adolescents who believe they matter to their families are less likely to threaten or engage in violence against family members. The research reveals a strong correlation between feeling mattered and reduced violent behavior among adolescents.
Researchers at Dana-Farber Cancer Institute have developed a laboratory model that mimics the process by which fallopian tube cells may morph into cancer cells. The model demonstrates that HGSOC begins in the fallopian tubes, providing powerful evidence for this theory.
Scientists at the University of Gothenburg have discovered how certain sea squirts can activate telomerase, an enzyme that protects DNA, leading to exceptional health. These organisms also have a unique ability to discard 'junk' from their cells, which helps maintain their youthful state.
A recent study published in Canadian Medical Association Journal found no clinically significant difference in the risk of gallbladder disease among women using different formulations of oral contraceptives. The study, which followed over 2.7 million women, suggested that reporting bias may contribute to perceived increased risk associ...
A University of Minnesota scientist has been awarded a five-year, $10 million grant to study the human antiviral protein APOBEC3G and its potential to treat HIV and other viral diseases. By producing atomic resolution images of the protein, researchers hope to develop novel methods to alter it for therapeutic use.
The GOES-13 satellite captured images of a powerful weather system that triggered severe weather in the southern US, resulting in 243 tornadoes across 13 states. The National Weather Service confirmed EF3 and EF2 tornadoes with wind speeds up to 160mph, causing widespread damage and power outages.
Pediatric doctors from Indiana, Ohio, and Kentucky will collaborate on research projects to better understand and treat childhood diseases. The partnership aims to accelerate the development of new treatments for rare childhood illnesses, building on previous successes in transforming cancer treatment over the past three decades.
Researchers tracked increases in methylmercury levels in black-footed albatross feathers over 120 years, attributing them to human-generated emissions. The study highlights the importance of conservation efforts in the Pacific Ocean, where mercury pollution poses a significant threat to endangered seabird species and human health.
Scientists from Helmholtz-Zentrum Dresden-Rossendorf and TU Dresden created a unique material, Bi3Ni, with nanometer-scale size, which exhibits both ferromagnetism and superconductivity. This phenomenon is rare and not yet fully understood, with the possibility of featuring a special type of superconductivity.
Scientists from Brookhaven National Laboratory are heading to Oklahoma to take atmospheric measurements and improve global climate models. The six-week study will provide the most complete characterization of convective cloud systems ever obtained, enabling more accurate representation of these processes in climate models.
New research suggests that habitat restoration strategies can aid species survival during climate change, using population models to show colonisation success varies by habitat type. For three out of four habitats, a system of stepping stones or random patch creation is most efficient.
Researchers at The Medical College of Wisconsin developed virtual nasal surgery using computer simulation techniques to predict post-surgical outcomes for patients with nasal obstruction. The study showed promising results, demonstrating the potential of computational fluid dynamics (CFD) in predicting post-surgical parameters.
Concussions are prevalent in junior hockey leagues, with up to 25% of players sustaining injuries. Banning bodychecking could decrease the risk of concussions, reducing their impact on academic and athletic performance. The proposal aims to break a vicious cycle where young athletes learn to play in a way that causes injury.
Researchers at Berkeley Lab have discovered a new process for repairing double-strand breaks in heterochromatin, a crucial step in maintaining genome stability. This mechanism allows cells to accurately repair DNA damage and prevent chromosomal abnormalities that can lead to cancer and birth defects.
Researchers found that older bilingual adults use context more to process language as working memory capacity declines. Bilingualism is associated with a cognitive advantage, and this study sheds light on how bilingual brains adapt to aging.
A new method using leaf size and shape traits reconstructs past climates over 120 million years with improved accuracy. The study, funded by NSF, offers strong improvements in precision over existing models.
Squamous cell cancers can arise from hair follicle stem cells, which were found to be more prone to developing tumors. Researchers hope this discovery will lead to specific therapies targeting cancer initiation, potentially preventing the disease before it starts.
A study found airway abnormalities uncommon among infants hospitalized with apparent life-threatening events (ALTEs), and the need for pediatric otolaryngology evaluation is low in well-appearing babies. Despite this, some patients required surgical intervention to address underlying conditions.
Researchers have identified a small molecule compound that specifically inhibits TrkB action, showing potent behavioral effects in mice and promising antidepressant and anti-anxiety activity in humans. The discovery could lead to the development of a new class of psychiatric drugs for depression treatment.
A new study published in Pediatrics found that parents are interested in using predictive genetic testing for their children if the test is made available. The study involved 219 parents who were offered genetic testing for common adult-onset health conditions and found that most parents would also test their children, believing it cou...
Researchers have created nanoparticles that can store large amounts of drugs, allowing for a millionfold increase in efficiency over comparable methods. The 'protocells' can target specific cancer cells while restricting toxic chemotherapy drugs from leaking into the system, mitigating side effects.
The FASEB MARC Program has awarded a travel grant of $1,650 to promote diversity in the field of bioinformatics. The award recognizes Cynthia N. Prudence's poster/platform presentation at the ISCB Great Lakes Bioinformatics Conference.
Researchers found a link between the fur trade routes and modern-day patterns of tuberculosis. The particular TB strain was introduced to remote Aboriginal populations in Canada by French Canadian fur traders during this period.
A new study from the University of Pittsburgh School of Medicine reveals that tinnitus is caused by a lack of inhibition in key neural pathways of the brain's auditory center. The research suggests that increasing GABA-mediated inhibition may be an effective treatment for tinnitus, and a potential new approach to drug development.
Researchers found that electric vehicle charging at night reduces ozone levels, with the nighttime charging scenario showing the best results on average. This supports efforts to develop regulation encouraging nighttime charging through variable electricity pricing.
The Stanford study found that only 4% of the drug's use was for hemophilia patients, while 96% was for heart surgery, trauma, and other surgical problems. The researchers warn that the drug can increase blood clot risk, leading to heart attacks and strokes.
A study of over 70,000 type 2 diabetes patients aged 60 and above found that very low blood sugar levels were associated with a small but significant increased risk of death, while those with intermediate levels of control had the best overall outcomes. Researchers emphasized the need for further research to understand the clinical imp...
The Iowa State University team created an interactive simulator, I-BOS, which replicates real-world biorefinery operations and includes features like video clips from actual plants and emergency scenarios. This tool can help train employees to operate a biorefinery more efficiently.
Researchers found that off-label use of rFVIIa for various conditions had no mortality benefit and increased risk for thromboembolism in patients. Routine monitoring of troponin levels may be warranted to identify perioperative MI in asymptomatic patients undergoing major noncardiac surgery.
A team of Brown University researchers recommends involving stakeholders, setting objectives early, and creating institutional structures to manage US oceans effectively. They found success stories in California's Morro Bay and Washington state's Northwest Straits.
Researchers have identified a low-molecular weight TrkB antagonist with potent behavioral effects that suggest it will have antidepressant and anti-anxiety activity in humans. The compound, ANA-12, was discovered through a screen of stable small molecules that could specifically inhibit TrkB action. Additionally, a study on type 1 diab...
Researchers found that synthetic skins reacted similarly to rat skin when exposed to a skin cream treatment, suggesting potential for true human skin simulation. The study has implications for treating burn victims, who may require synthetic or animal skin substitutes.
Researchers identified mutations in genes associated with brain activity that frequently cause intellectual disability. These de novo mutations disrupt nerve cell communication, affecting at least two-thirds of cases. The study provides new insights into the genetic origins of intellectual disability and may lead to improved diagnostics.
Researchers evaluated virtual surgery performed on three-dimensional nasal airway models to predict post-surgical biophysical parameters. The results demonstrate promising potential for personalized nasal surgery using computer simulation techniques.
A study found that TV viewers who relied on television for companionship felt the most distressed when their favorite shows temporarily went off the air during the 2007-08 writers' strike. The study also showed that women were more likely to cope with this distress by engaging in social activities.
A new injection has been developed to limit the devastating consequences of heart attacks and strokes, with potential applications in transplant surgery. The injection targets a key enzyme responsible for inflammation, neutralizing its effects and significantly reducing tissue damage.
A special issue of American Psychologist explores the role of psychology in understanding and addressing global climate change. The issue highlights the importance of psychological factors in shaping human behavior, particularly in the context of low-carbon technologies, economic incentives, and information dissemination.
Researchers found obese patients with metabolic syndrome and high blood pressure are at substantial risk for cardiac, pulmonary, and neurologic complications. The study provides a simple way to identify patients who may face higher risks following surgery.
A new national survey of primary care physicians reports a significant increase in parental concerns about childhood vaccines, with 79% of physicians experiencing at least one vaccine refusal. The study highlights the need for more effective communication strategies to address these concerns and improve vaccination rates.
University of Iowa researchers identify TRAF6 as essential for LMP1 functions, which can be targeted to develop new therapies for B cell lymphomas and autoimmune diseases. The discovery may lead to the development of novel treatments that mimic CD40 activation while avoiding disruptions in normal immune function.
A University of Pittsburgh-led team has developed a single-electron transistor with exceptional sensitivity to electric charge, enabling long-lasting ultradense computer memories and quantum computers. The device's properties make it suitable for solid-state memory and nanoscale sensing applications.