Researchers at Ohio State University validated a method to measure variations in histones, promising biomarkers for chronic leukemia diagnosis and treatment response. The study accurately detected differences in histone composition between CLL cells and healthy B lymphocytes.
Researchers have identified a genetic variant that impairs communication within the brain, increasing the risk of schizophrenia and manic depression. The study found altered brain activity patterns, particularly between the dorsolateral prefrontal cortex and other regions.
The Smart Charger Controller automatically recharges electric vehicles during times of least cost to the consumer and lower demand for power. Widespread use of these devices could help advance a smart power grid and reduce the nation's dependency on oil.
A new study analyzed dialogue between neurologists and epilepsy patients, revealing significant gaps in communication. Discussions of mood- and behavior-related topics occurred in only 22% of visits, while 57% of patients reported issues post-visit that physicians were not aware of.
The study reveals startling diversity in Africa, shared ancestry among geographically diverse groups, and traces the origins of Africans and African Americans. The research team mapped ancient migrations and determined that modern humans exited Africa near the middle of the Red Sea.
Lisa Mauer, a Purdue University researcher, has developed an inexpensive and rapid method for detecting melamine in infant formula using infrared lasers and light spectroscopy. The technique can identify trace amounts of melamine at one part per million, significantly reducing the risk of contamination.
Researchers discovered that Mexicans are more outgoing and talkative in daily life, spending more time in groups and outdoors, while Americans prefer solo interactions. This difference can be attributed to interdependent vs independent cultural selves.
Researchers successfully transform human skin cells into mouse muscle cells and vice versa, providing insight into cell specialization and potentially bypassing stem cells. This breakthrough may lead to novel treatments for diseases by directly generating necessary cells.
Researchers at Thomas Jefferson University found that invagination of the pancreas into the small intestine after pancreaticoduodenectomy lowers the rate of pancreatic fistula. The study compared two reconnection procedures and showed a significant reduction in fistula development with invagination.
Researchers investigate how work-related stress affects family life, assessing stress levels through saliva samples and daily diaries. The study aims to improve the physical and psychological well-being of managers, employees, and their families.
Researchers discovered a genetic variant that can predict patients' risk of developing shock and kidney failure after heart surgery. Patients with the 'LL' gene variant are more likely to experience these complications and may not respond well to standard treatments, highlighting the potential benefits of personalized medicine.
A NASA study estimates that climate change fuels Asian wildfires, increasing carbon dioxide emissions by a factor of 10 during dry El Niño years. The research used satellite data and computer models to analyze the impact of drought on fire spread and intensity in regions like Malaysia, Indonesia, and Papua New Guinea.
A new study found that women with arthritis are more likely to leave the workforce, while men may be more likely to remain working and report negative experiences. The study analyzed data from over 9,000 individuals aged 25-64 and found that greater education was associated with being in the labor force for both men and women.
Researchers suggest using a small stockpile of a secondary antiviral drug to delay the development of resistance to primary drugs in flu pandemics. By treating only 1-1.5% of the population with a secondary drug, resistance to primary drugs can be substantially reduced.
Research suggests that women with actively managed asthma are as likely to have healthy pregnancies and babies as those without asthma. The study recommends comprehensive approach to management and treatment of asthma during pregnancy, including assessment, medication management, and patient education.
A new synthetic chemical, pyrabactin, has been identified as a potential solution for crops facing drought. The compound activates the ABA signaling pathway, helping plants survive in water-scarce conditions. Researchers at UC Riverside have developed a stable and easy-to-make chemical strategy to improve plant resilience.
Fertilizing grasslands increases productivity but decreases plant diversity by intensifying competition for light, allowing faster-growing species to outcompete others. Artificially added light can counteract these effects, suggesting that controlling nutrient enrichment is crucial for conserving biodiversity in managed grasslands.
Patients with very mild Alzheimer's disease can rely on implicit memory processes to support successful recognition of pictures, but struggle with word-based recall. Researchers hope to develop strategies that leverage implicit memory to improve learning and independence in patients with AD.
Jindong Chen, a VARI researcher, has been awarded the AACR Scholar-in-Training Award for his presentation on Birt-Hogg-Dubé (BHD) syndrome and its relation to kidney tumors. This award recognizes groundbreaking cancer research and is highly competitive among applicants.
Scientists have discovered a previously unknown, massive impact basin named Rembrandt on Mercury's surface. The 700-kilometer-wide basin is younger than most other known impact basins and features unique tectonic landforms that formed after volcanic flows filled it.
A new study suggests that adding a steroid drug to multiple sclerosis (MS) treatment can significantly reduce disease activity. Researchers found that participants who received both the steroid and interferon beta-1a had 38% fewer relapses than those receiving only the interferon drug.
A brief intervention program boosted the number of women performing breast self-exams by tenfold, with 59% participating in adequate exams after one year. The program's success highlights the potential for simple interventions to improve health behaviors.
A multidisciplinary study using NASA's electronic nose found that it can detect odour differences between normal and cancerous brain cells, opening up possibilities for new diagnosis and treatment methods. The device has shown promise in detecting cellular trafficking, brain cancer metastasis, and stem cell migration.
Researchers found goldfish exhibit reflexive and cognitive pain responses, displaying fear and anxiety after painful stimuli. The study suggests that fish consciously perceive pain and change behavior afterward.
A study of over 8,000 people found that higher blood levels of folic acid were associated with fewer reported allergies, less wheezing, and a lower likelihood of asthma. The researchers recommend further studies to confirm their results and establish safe doses.
Researchers at UCSF found that anal human papillomavirus (HPV) is associated with a higher risk of new HIV infection in previously HIV-negative men who have sex with men. The study suggests that HPV enhances susceptibility to HIV infection through anatomical and immunological mechanisms.
Researchers at Sandia National Laboratories have created a device that can detect the entire visible spectrum of light using carbon nanotubes. The device uses chromophores and single-walled carbon nanotubes to trigger nerve impulses, enabling detection of colors of the rainbow.
The Oriental Institute at the University of Chicago is using modern technology to digitally record thousands of ancient Persian Empire tablets. The project, supported by a substantial grant from the Andrew W. Mellon Foundation, aims to record about 10,000 tablets and fragments by 2010.
A study found that systemic lupus erythematosus (SLE) patients have significant olfactory deficits compared to healthy controls. Patients with more active disease and past neuropsychiatric SLE manifestations had lower total TDI scores, suggesting an immune-mediated mechanism.
A phase III study found that adding cetuximab to standard chemotherapy for non-small-cell lung cancer (NSCLC) extends survival by almost one month compared to chemotherapy alone. The treatment has been shown to target epidermal growth factor receptor, which plays a key role in tumour growth.
Scientists have successfully synthesized a soccer-ball-shaped molecule made of 60 carbon atoms, dubbed the C80 fullerene. The researchers used pentaphosphaferrocene and copper chloride as building blocks and a carborane template to form the spherical supermolecule.
A study of 75 stroke caregivers found that while caregiving can be stressful, many families report personal benefits and rewards. Caregivers reported increased appreciation for life, feeling needed, and developing a more positive attitude towards life, with only 44% reporting no strain.
The special issue of Genome Research celebrates Charles Darwin's birthday and the publication of On the Origin of Species. Researchers investigate human adaptation and evolution on a genome-wide scale, describing novel fine-scale genetic structure within and between populations worldwide.
A recent study by Brown University and the Wildlife Trust found that US wildlife imports are fragmented and insufficiently coordinated, failing to accurately list over four in five species entering the country. This lack of regulation poses significant risks to human health, food supply chains, and ecosystems.
Researchers have developed high-speed detectors capable of receiving more information at a higher key rate, making quantum cryptography more user-friendly. This breakthrough enables the transmission of theoretically secure communication over long distances.
Researchers discover organic cation transporter 3 (oct3) plays a critical role in both Parkinson's disease and drug addiction by transporting toxic chemicals into brain cells that die in patients with the condition. Oct3 helps astrocytes remove excess dopamine, leading to feelings of euphoria but also potential brain damage.
Researchers estimated virus evolution using genetic sequences and found that SIV lineages giving rise to HIV-1 and HIV-2 date back to the 18th century. This finding challenges previous estimates of millions of years of coevolution between SIVs and their primate hosts.
A study by Kellogg School researchers examines how physical characteristics, particularly 'babyfaced' traits, influence perception and achievement among black CEOs. They found that those with more babyface features were perceived as warmer, more competent, and earned higher salaries and led more prestigious companies.
Researchers found that 62% of patients with chronic uSpA had Chlamydia infection, significantly higher than controls. This suggests Chlamydia may play a role in causing this type of arthritis.
A study of nearly 6,900 patients found that simultaneous pancreas-kidney (SPK) transplantation resulted in a 89% long-term survival rate compared to 80% for kidney-only transplants and 65% for deceased donor transplants. SPK recipients were also more likely to die during the first year after transplantation.
A retrospective study of 2,854 Italian patients with MS found leukemia occurred in .74% of those treated with mitoxantrone, significantly higher than previously reported rates. The study highlights the need for careful hematological follow-up to check for acute leukemia.
Studies found that employees with epilepsy cost third-party payors nearly three times more on average per year compared to those without the condition. Comorbidities accounted for 80% of insurers' total annual costs for epilepsy patients.
A recent report by the Royal College of Physicians found that up to a quarter of stroke patients do not receive optimal treatment in specialist units. The editorial advocates for increased public awareness and priority for stroke care, citing the importance of rapid recognition and admission to acute units.
Researchers identified 19 volunteers with high dietary self-control and 18 without, showing differences in brain activity. The dorsolateral prefrontal cortex (DLPFC) modulates the ventromedial prefrontal cortex (vmPFC) to incorporate health considerations into decisions.
A study of ICU patients found that 45% were deficient in vitamin D, with lower levels associated with greater disease severity. Researchers believe that vitamin D deficiency may contribute to disease complications and suggest that raising vitamin D levels may be beneficial for critically ill patients.
Researchers identify cowpea mosaic virus's target protein vimentin, a key step towards using the virus as a drug delivery agent. The discovery may lead to targeted treatment of tumors and potentially prevent infectious diseases.
Researchers constructed a nearly complete globe of Mercury using high-resolution and multispectral images, revealing its composition and origin. The study suggests that Mercury's crust formed in repeated volcanic eruptions, unlike the Moon.
A new study found that adding oral methylprednisolone to interferon beta-1a therapy significantly reduces the relapse rate in patients with relapsing-remitting multiple sclerosis. The treatment was associated with a threefold lower relapse rate compared to placebo.
Researchers from University of Nevada, Reno set new constraints on extra Z-boson particle, a carrier of the fifth force of nature. The team achieved high-precision analysis of atomic parity violation in cesium atoms, outperforming previous experiments with increased computational complexity.
A new study suggests that the widely used diabetes medication Januvia may cause pancreatitis and increase the risk of pancreatic cancer in some patients. Researchers found that combining Januvia with the older diabetes drug metformin helped mitigate these effects, suggesting a potential way to safely use GLP-1 class drugs.
A team of researchers has uncovered the first step in the recycling of a crucial molecular tag that ensures correct gene expression. This mechanism, called nonsense-mediated decay (NMD), helps protect against genetic diseases such as thalassaemia and Duchenne's muscular dystrophy.
Researchers identified a previously unknown cellular switch that regulates both allergic and asthmatic responses in the body. This discovery suggests that at least some people with asthma and allergies have genes that prevent this switch from working properly, leading to medication development targets.
After 75 years, the disappearance of Everett Ruess has been solved using forensic and DNA evidence. The remains were identified as a male matching Ruess's age and stature through facial reconstruction and mitochondrial DNA analysis.
A gene test can help predict patients' risk of shock and kidney failure after heart surgery by identifying genetic differences in the COMT enzyme. This knowledge can guide treatment to prevent complications.
A meta-analysis of 53 cancer trials found that erythropoiesis-stimulating agents (ESAs) increased mortality in all patients with cancer by 17%. The treatment's benefits must be weighed against the increased risks of death and thromboembolic events.
Scientists have developed nanoparticles that release nitric oxide to combat drug-resistant Staphylococcus aureus skin infections, improving wound healing and reducing bacterial counts. The therapy has shown promise in treating MRSA and other infections, with plans for clinical trials.
A new study on blue tits reveals that eggs fertilized by non-social partners tend to hatch earlier, with nearly 75% of extra-pair offspring produced in the first half of the clutch. This suggests that early hatching may be a key factor in the observed superiority of extra-pair offspring.
A ten-year follow-up study of the CHAMPIONS trial shows that early treatment with AVONEX significantly reduces MS relapse rates and improves patient outcomes. Patients treated immediately after their first episode had a lower chance of experiencing a second attack, with 80% having an Expanded Disability Status Scale (EDSS) score less t...
Researchers at Harvard University found that only species capable of vocal mimicry, such as parrots, can keep a beat, implying an evolutionary link between the two capacities. These birds' movements were more aligned with musical beats than expected by chance, suggesting they synchronized with the rhythm.
Scientists at Beth Israel Deaconess Medical Center and North Carolina State University have confirmed that collagen protein is preserved in the bone fragments of a 80-million-year-old hadrosaur, supporting earlier results from a Tyrannosaurus rex study. The discovery provides robust evidence for bird-dinosaur evolution.
Researchers found evidence of preserved collagen, fibrous matrix, and microstructures in an 80 million-year-old hadrosaur fossil, similar to previous findings in a Tyrannosaurus Rex sample. The discovery supports the theory that molecules can be preserved over time in fossilized remains.
A new study found that men with moderate kidney disease have a 39% increased risk of developing cancer compared to those with normal kidney function. The risk is highest for lung and urinary tract cancers, but not prostate cancer. Maintaining kidney function may help prevent cancer in the general population.
A Kansas State University researcher has found that the 1918 Spanish flu pandemic virus and the current swine influenza virus are closely related, with the former adapting to pigs and resulting in the latter. The study suggests that pigs may have played a role in maintaining and spreading the virus.
A team of scientists from Canada, Spain and the US identified a key gene that allows plants to defend against environmental stresses like drought, freezing and heat. They discovered a receptor that activates abscisic acid (ABA), a hormone helping plants survive drought.
Researchers detected magnesium in Mercury's atmosphere during a MESSENGER flyby, surprising scientists with its distribution and abundance. The discovery is one clue to understanding the creation of the rocky planet closest to the sun.
A Michigan State University researcher has discovered a key hormone found in fat tissue that promotes tumor growth and cancer progression. Abdominal fat is associated with the greatest risk for cancer, particularly breast, colon, and endometrial cancers.
A French study analyzed mortality rates in three-quarters of the European population, concluding that the virus likely originated outside Europe. The research found high synchronicity among the 14 studied countries, with a peak in October-November 1918.
Researchers have found that white tea extract effectively reduces the generation of new adipocytes and stimulates fat mobilization from mature fat cells. White tea, a less processed version of green tea, contains ingredients such as methylxanthines and epigallocatechin-3-gallate that may be responsible for its anti-adipogenic effects.
A new study found that drugs to combat anemia in cancer patients may actually increase the risk of death and serious blood clots. The use of these agents should not be routine therapy unless proven safe and clinically beneficial.
A new study found that people with arthritis experience significant difficulties with computer use due to pain, restricted movement, and muscle weakness. The study suggests that providing individuals with arthritis with strategies and equipment can reduce work limitations and prevent disabilities.
Researchers found that combining workplace non-attendance, school closure, isolating infected family members, and reducing community contact can significantly reduce the rate of development and overall burden of influenza epidemics. Interventions must be introduced within 2 weeks of the first case to prevent an epidemic developing.
Multiple sclerosis researchers discover that the immune system targets gray matter in addition to myelin, damaging nerve cell bodies and leading to irreversible destruction of axons. The newly identified protein Contactin-2 plays a critical role in this process.
A new study using cosmogenic dating reveals that New Zealand's largest glaciers moved out of step with their northern hemisphere counterparts for the past 7,000 years. The research provides a glacial timeline and shows regional climate variations in both hemispheres.
A new non-invasive diagnostic index, the Pediatric NAFLD Fibrosis Index (PNFI), uses age, waist circumference, and triglycerides to predict liver fibrosis in children with non-alcoholic fatty liver disease (NAFLD). This index may help reduce the need for invasive biopsies, improving patient comfort and outcomes.
US researchers have developed a forensics toolkit for the Xbox console that enables investigators to access and analyze hidden data. The XFT utility allows users to mount an image of the FATX file system, explore directory structures, and view files in detail.