Researchers discovered that neural activity supporting short-term memories only arises when recall is consciously attempted. This study finds that information in working memory is maintained through mechanisms other than sustained neural activity and can be revived using transcranial magnetic stimulation.
Researchers developed a mathematical model to understand xenophagy, a key cellular defense mechanism against Salmonella. The model suggests testable hypotheses for novel treatment strategies.
Researchers at Yale University have made a major breakthrough in understanding how water conducts electricity, revealing a fundamental mechanism found in biology and chemistry. By capturing the structural changes in water molecules, they were able to demonstrate a precise process known as the Grotthuss mechanism.
A new computational model describes the metabolism of Chinese hamster ovary cells (CHO), enabling comprehensive simulations to optimize protein production. The iCHO1766 model has been tested with high accuracy, promising to reduce the cost and increase the availability of biotherapeutic proteins.
In Zimbabwe, Malawi, and Zambia, new HIV infections are falling, the percent of the population infected is stabilizing, and over half of those living with HIV are virally suppressed. The data show that once diagnosed, individuals are accessing treatment, staying on treatment, and achieving viral suppression.
A new study analyzing over 3 million emergency department visits shows that attempted suicide rates and risk groups remain largely unchanged between 2006 and 2013. The majority of those who attempted suicide had a concurrent mental disorder, with males more likely to use violent methods.
A new analysis found that restarting dabigatran after a major bleeding event leads to lower recurrent hemorrhage risk compared to warfarin. Resuming anticoagulation therapy also reduced the likelihood of stroke-free survival, with dabigatran associated with nearly half the risk of another major bleeding event within one year.
Researchers found that specific changes in neural connections can retain information for short periods, allowing it to be retrieved through noninvasive brain stimulation techniques. The study used TMS to reactivate and strengthen latent memories, demonstrating a dynamic maintenance mechanism under cognitive control.
Researchers at the University of São Paulo developed a platform that analyzes clinical samples to diagnose infection by 416 viruses found in tropical regions. The tool is designed for reference laboratories and can detect pathogens with the potential to cause epidemics in humans.
A study published in JAMA Ophthalmology found that higher UVB radiation exposure between ages 14-29 was associated with a significant reduction in the odds of adult myopia. This suggests that spending time outdoors may play a protective role against nearsightedness, particularly during adolescence and young adulthood.
Ernst Haeckel's groundbreaking work in 1866 introduced the concept of monophyly and natural selection in speciation, illustrating the evolutionary history of organisms as a tree of life. This innovative method has remained unchanged for over 150 years, with its principle being widely adopted to represent biodiversity.
A case report highlights the risks of water intoxication in patients with urinary tract infections. Doctors recommend reevaluating hydration advice due to a lack of evidence, citing a high mortality rate for hyponatraemia.
The 1430s were one of a kind, with extremely cold winters and normal to warm summers, resulting in food production failures, rising prices, subsistence crisis, and increased mortality rates. The study suggests that natural factors caused the climate anomaly, which had significant impacts on European societies.
A new study found a significant association between asbestos exposure and malignant mesothelioma in Eastern China. The research also highlights a notable difference in the male-to-female ratio of patients with mesothelioma, with more females affected than males.
Millions of children in developing countries die due to treatable diseases caused by unpleasant tastes of medications. The Monell Center is working on a project to identify compounds that block bitter or other bad tastes, aiming to improve compliance with life-saving oral medications.
Jose Mendoza-Cortes, a Florida State University researcher, has designed new materials that can store hydrogen fuel more efficiently. These porous materials of transition metals allow for lower energy expenditure and increased hydrogen storage capacity, making them suitable for practical use in vehicles.
Dr. Sarah Szanton has received the GSA's Senior Scholar Award for her research on food assistance and its impact on nursing home admissions among low-income older adults. Her study found that SNAP recipients are significantly less likely to enter a nursing home and have shorter stays.
A woman was rushed to hospital after mistakingly using foxglove leaves instead of comfrey for an herbal remedy. She experienced symptoms such as palpitations and lightheadedness due to the high levels of digoxin in foxglove, a heart rhythm medication.
Research shows the importance of healthy communities to population health, and tax-exempt hospitals are well-positioned to address these issues. The new report recommends that the IRS modify community benefit policies to encourage greater hospital involvement in activities aimed at improving social conditions.
A new AI toolkit can automatically detect new child sexual abuse photos and videos in online peer-to-peer networks. The iCOP toolkit uses machine learning to flag new and previously unknown child sexual abuse media, with a high accuracy rate of 7.9% for images.
Scientists from Utah State University and US Environmental Protection Agency report significant shifts in insect species frequencies relative to historical conditions. Over 70% of species have altered habitats, with nearly all historically common species found in fewer streams and rivers than expected.
A phase I trial of LY3039478 showed the drug's ability to inhibit Notch signalling pathway in patients with various advanced cancers. The treatment resulted in tumour shrinkage and disease stabilisation, particularly in rare cancers like adenoid cystic carcinoma.
Scientists used cutting-edge imaging and computational tools to decipher the assembly process of ribosomes, revealing multiple routes for assembly and parallel pathways. This discovery has significant implications for understanding diseases and developing safer medicines.
Researchers analyzed hair samples from Tycho Brahe's remains and found significantly higher levels of gold than expected in a typical person. This suggests that Brahe was exposed to gold through his daily life, potentially through jewelry, elixirs, or alchemy.
A study by Johns Hopkins researchers found that psilocybin significantly reduced depression and anxiety symptoms in patients with life-threatening cancer. The treatment showed enduring effects for up to six months, offering a potential new model for treating psychiatric conditions.
Researchers presented evidence on a novel approach to personalizing ALL treatment by tailoring doses of asparaginase and mercaptopurine based on individual patient responses. A comprehensive genomic analysis also revealed distinct genetic subtypes in acute erythroid leukemia, paving the way for targeted therapies.
Researchers discovered that neural stem cells serve as RNA highways, transporting proteins and messenger RNAs to the endfeet. FMRP was found to be responsible for controlling mRNA movement and is linked to autism-related disorders.
Researchers identified a new genetic cause of syndromic autism linked to the SLC7A5 gene, which transports amino acids into the brain. The study found that treating neurological abnormalities in mice with this gene mutation improved behavioral symptoms.
Researchers created the first three-dimensional map of the cystic fibrosis protein, revealing a vulnerable spot in the protein responsible for many cases of the disease. The map shows that one half of the channel bears more disease-causing mutations, including one responsible for 70% of disease cases.
A new survey by Pew Research Center reveals a divide among Americans regarding the health effects of organic produce, genetically modified foods, and eating healthy. While some believe organics are healthier, others see no difference or consider GM foods worse for health.
A team of researchers developed an artificial dog nose that mimics the 'active sniffing' of dogs, improving vapor detection by up to 16-fold. The technology uses fluid dynamics and entrainment to increase aerodynamic reach and sample vapors at increasingly large distances.
Research from Oregon State University reveals numerous gaps in survivorship care for Latinas, including unmet needs for information, symptom management, and coordination among specialists. The study highlights the importance of understanding cultural context and developing tailored support systems to address these gaps.
A study found that gut microbes exacerbate motor symptoms in a mouse model of Parkinson's disease, but antibiotic treatment and germ-free environments reduced motor deficits. The research could lead to new treatments for the neurodegenerative disease.
A study of over 5,000 Wisconsin lakes reveals nearly a quarter have become murkier in the past two decades. However, limiting agricultural land around waterways can improve water clarity and mitigate the negative impacts of climate change.
The new guidelines developed by the NASPGHAN recommend regular screening for NAFLD in all obese children between 9-11 years old using a simple liver enzyme test. Lifestyle changes such as improving diet and increasing physical activity are also recommended as first steps in treatment.
Research from Richard Benton reveals that corporate boards' social connections and 'interlocks' facilitate managerial control, undermining shareholder interests. The study finds that institutional investors' concentrated ownership can be mitigated by the entrenched management structure.
A simple home-based walking program improved physical capacity and quality of life in patients undergoing long-term dialysis. The study, published in the Journal of the American Society of Nephrology, found that regular exercise can have positive effects on dialysis patients.
Researchers have identified bitumen from the Middle East in a 7th century ship buried at Sutton Hoo in the UK, indicating a previously unknown trade route. The presence of this rare material suggests that it was deliberately included in the burial chamber, possibly as an ornamental or prestigious raw material.
Researchers found that artemisinins transform glucagon-producing alpha cells into insulin-producing cells by activating GABA receptors, producing insulin. The study uses FDA-approved malaria drugs and has been shown to increase beta cell mass and improve blood sugar homeostasis in animal models.
Controlling polymer chain conformations may enable fast and flexible electrical circuits, revolutionizing the field of flexible electronics. Researchers developed new polymers that increase mobility in organic thin film transistors by over 10 times.
A model developed at Michigan State University shows how barred owls are dominating northern spotted owl territories and outcompeting them for resources. The model, called Dynamic N-occupancy, uses simple data on species presence to provide accurate estimates of local abundance and population growth.
A recent study published in JAACAP found that obesity among adolescents with bipolar disorder is associated with increased illness severity, including more suicide attempts and psychiatric hospitalizations. However, the study also found that overweight adolescents with bipolar disorder are not more common than their peers.
A new study suggests that individuals with high levels of creative ambition and achievement are more resilient to death concerns. Those with a record of creative achievement, coupled with high levels of creative ambition, made fewer death associations in their thought processes compared to those in the control condition.
Researchers found that blocking tumor interferon pathway with a JAK inhibitor improves checkpoint inhibitor drugs and bypasses the need for combinations, which often come with serious side effects. The study suggests a new approach to addressing cancer immunotherapies' limitations.
Researchers found that treating white blood cells with antibodies targeting PD-1 and PD-L1 molecules can restore their function and ability to kill bacteria. This discovery offers new hope for treating sepsis, a devastating inflammatory disease.
Researchers at UTSA developed a tiny implantable drug delivery system to treat various ailments over several weeks. The medicine diffusion capsule can deliver doses for days or weeks, making it suitable for treating cancer and other diseases.
A recent study published by the Acoustical Society of America found that listening to meaningful sounds, such as music or conversation, can decrease performance on cognitive tasks. In contrast, meaningless noises have a less significant impact on cognitive performance and subjective annoyance.
Dopamine neurons use a mathematical approach to predict errors, responding similarly across individual neurons. This uniformity simplifies information coding, allowing prediction errors to be broadcasted robustly throughout the brain.
Immune system cells, specifically cytotoxic T cells, attack blood vessels in the brain, causing fatal swelling and damage. Inhibiting these cells with antibodies prevents the condition, suggesting a potential new approach to treating cerebral malaria.
The JHU/Tufts MC/TUSM TIC will provide world-leading expertise in state-of-the-art trial design and execution of multi-site studies, particularly in neurology and cardiology. The center will lead innovative projects in clinical trial performance metrics and adaptive and integrated trial design to maximize trial performance.
A recent study found that restaurants often provide inaccurate information about food safety risks, particularly with undercooked beef hamburgers. Despite menus complying with FDA guidance, servers frequently contradict this information, leaving customers confused and vulnerable to foodborne illnesses.
Researchers uncovered a molecular pathway that responds to nutrient scarcity and lowers synapse activity in fruit fly larvae. This finding suggests that fasting may be beneficial by reducing neurotransmitter release and saving energy expenditure.
A large international survey found nearly two-thirds of women with PCOS waited over two years for a diagnosis and saw multiple healthcare providers before receiving a diagnosis. Women reported dissatisfaction with the length of time they waited and lack of information about treatments and long-term complications.
Research in mice reveals that gut microbe movements can influence a host animal's circadian rhythms by exposing different microbes and their metabolites as the day goes by. The study shows profound effects on host physiology, including changes in liver function and gene expression.
A team of researchers has discovered microRNAs play a critical role in tumor progression and response to radiation therapy in a mouse model. The findings suggest that microRNA biomarkers could be used to predict cancer response to radiation, potentially leading to more effective treatments.
A study published in Cancer Epidemiology, Biomarkers & Prevention found that alcohol intake is associated with a higher risk of invasive melanoma, especially among individuals who consume more than 20 grams of alcohol per day. White wine was the most clearly associated with increased risk.
A new anti-cancer drug, GDC-0575, has shown remarkable effectiveness when combined with gemcitabine in treating advanced soft tissue sarcomas. The combination significantly reduced tumour growth rate and led to long-lasting periods without disease progression in two patients.
Elza Erkip, a professor of electrical and computer engineering at NYU Tandon, has been recognized for her groundbreaking work in communications technology, particularly in 5G wireless systems. She is the recipient of the IEEE Women in Communications Engineering Award for her outstanding technical contributions.
A team of researchers from the University of Toronto has developed a novel machine learning approach to determine whether planetary systems are stable or not. This method is 1,000 times faster than traditional methods and can provide valuable information about exoplanets, including their mass and orbital eccentricity.
Physicists at University of Basel successfully generate and measure Majorana fermions, a key component in quantum computing. The team created a wire with single iron atoms and observed the wave properties of Majoranas, making their interior visible for the first time.