A recent study has found that the Humanin peptide protects against neuronal cell death and regulates insulin metabolism, significantly improving glucose levels in diabetic rats. The discovery provides new insight into the role of the brain in glucose metabolism and suggests a potential therapeutic approach to diabetes.
A study found that media coverage of celebrity DUIs rarely addressed the health consequences, focusing instead on legal repercussions. Only 4% of reports mentioned potential injury or harm from DUI events.
A study by University of Michigan researchers found that people with a family member or friend in prison experience worse physical and mental health, stress, and depressive symptoms. This toll affects African Americans disproportionately due to higher rates of incarceration.
Introducing congestion pricing at airports could reduce airport congestion and delays, saving airlines money. However, some airports with monopoly airlines may not benefit from this approach, and passengers may need to adjust their plans to arrive earlier.
A team of Boston University researchers has developed a new method for engineering genetic circuits using combinatorial libraries and computer modeling. This approach enables the rapid construction of gene networks with predictable behaviors, accelerating synthetic biology research. The technique involves creating libraries of diverse ...
A new study led by Montana State University researcher Philip Higuera finds that changes in vegetation can either reduce or increase the risk of wildfires, even under climate change. The research suggests that considering vegetation's impact on fire regimes is crucial for predicting future wildfire patterns.
Researchers at Los Alamos National Laboratory have discovered a potential weakness in the cell walls of certain plant materials, making them vulnerable to enzymatic attack. This insight could lead to an economical and viable process for producing biofuels from biomass.
A list of 100 key scientific questions has been published to aid conservation efforts. These questions, compiled by 761 conservationists and academics, aim to address gaps in knowledge on issues such as climate change and ecosystem function. Answering these questions could help stem massive biodiversity loss.
A new study found that donor-related risk factors, yet to be identified, contribute measurably to the success or failure of kidney transplants. The study examined pairs of recipients who received kidneys from the same deceased donor and found significant correlations between unmeasured risk factors and delayed graft function and kidney...
A research team led by Dr Keith Shearwin and Dr Ian Dodd from the University of Adelaide has been awarded a US$900,000 grant to investigate DNA looping. The study aims to understand how correct DNA loops are formed to control gene expression in cells.
The Elsevier Grand Challenge was won by two teams, Reflect and CORAAL, which developed innovative tools for managing online life sciences information. The winners were chosen by a distinguished panel of judges and received cash prizes of $35,000 and $15,000, respectively.
Researchers at NIST have demonstrated a technique for suppressing errors in quantum computers using an array of ultracold beryllium ions. The new method counteracts random errors caused by stray electric or magnetic fields, reducing error rates up to 100 times more than comparable techniques.
A third of teens using cannabis regularly use it as a medication to relieve health problems such as depression, anxiety and sleep difficulties. The study found that cannabis provided immediate relief without the unpleasant side effects of prescribed medications.
Researchers have identified cellular components in mosquitoes and humans that the dengue virus uses to multiply, paving the way for potential treatments. The study found 116 host factors, including 42 with human counterparts, which may serve as targets for new drugs.
A large study found that hormone therapy use was associated with a 28% lower incidence rate of colorectal cancer in older women. However, the mechanisms behind this protective effect are still unclear. The study also found no associations between hormone use and specific molecular markers or DNA methylation patterns.
A study found that adolescent binge drinkers have lower coherence of white matter fibers, suggesting poorer white matter health. This compromise can lead to difficulties in processing information and emotional functioning.
A new study reveals that double-lung transplants significantly improve long-term survival rates compared to single lung transplants. The research found that immune system matching and college education also play crucial roles in extending life after lung transplant surgery.
Researchers have discovered that proton pump inhibitors, commonly used to treat ulcers, have significant neuroprotective properties and can enhance the effects of ibuprofen when used together. This finding suggests a new treatment potential for Alzheimer's disease.
A new species of early T.rex relative, Xiongguanlong, and a giant ornithomimosaur, Beishanlong grandis, are described as part of a study on theropod dinosaurs from China. These discoveries provide insight into the evolution of tyrannosaurs, revealing that massive skulls evolved from animals with long, slender snouts.
Researchers studied 2,736 participants over 12 years and found a 66% higher risk of dementia among heavy NSAID users. The study suggests that earlier findings suggesting NSAIDs prevent or delay Alzheimer's disease may have been due to younger age groups.
Olivier Voinnet's groundbreaking research on gene silencing via RNA has opened new perspectives on controlling gene activity, with implications for medicine and genome integrity. His work has also shed light on the molecular arms race between hosts and parasites.
A developmental drug, JP4-039, has been shown to protect cells from radiation-induced cell death by assisting the mitochondria in combating irradiation. The study suggests a potential role for the drug as a mitigator of radiation damage.
A study by the University of California San Francisco found that US and foreign transplant physicians express serious concern about organ procurement in China, citing coercion of organ donors and substandard medical practices. The majority of doctors surveyed would not provide post-transplantation care to patients who underwent liver t...
Infertility has serious consequences for women in Nigeria, particularly those with patrilineal descent structures. In Amakiri, infertile women face marginal living conditions and limited social status.
Researchers found that demand for pain relief is almost completely dependent on recent past pain experience and available cash. The study's results suggest that the value of pain relief is flexible and cannot be predicted by individual behavior, with significant economic implications.
A recent study by Indiana University researchers found that genetic predisposition to impulsivity is a trait predictive of alcoholism. The study used selective breeding to produce mice with high and low alcohol-preferred genes, which demonstrated that predisposition to impulsivity is predictive of alcoholism.
A new study suggests that patients with high cholesterol receive better care when physicians use a variety of tools, including PDAs, to learn and apply clinical practice guidelines for treating the condition. This multifaceted strategy improved guideline adherence by reducing over-treatment and increasing appropriate treatment decisions.
Researchers found that combining vitamin K with sorafenib reduced the need for higher doses of sorafenib by more than 50% in both pancreas cancer and hepatocellular carcinoma studies. This combination also inhibited tumor growth and induced cell death, offering a potential cure strategy.
A head-to-head clinical trial will enroll approximately 400 patients at three world-class sites to compare Telesso's novel guide-wire assisted peripheral IV catheter with the industry standard. The trial aims to reduce safety risks, lessen patient pain and discomfort, and provide cost savings.
The USGS has developed an energy-efficient system to measure snowfall in remote areas of Maine, using a bucket, small windmill, and solar panels. This innovative solution helps predict floods from spring snowmelt and saves lives by providing accurate information.
A team of researchers has discovered a missing trigger for calcium signaling in cells, which controls muscle contraction, nerve-cell transmission, insulin release, and other essential functions. The study found that two-pore channels (TPCs) cause the release of calcium when stimulated by NAADP, and are located in lysosomes and endosomes.
A new study using mice found that genes affect impulsivity, which can contribute to the risk of developing alcoholism. The study suggests that individuals with high impulsivity may be more likely to experiment with drugs and develop a substance-use disorder like alcoholism.
A $10 million Simons Foundation gift supports a joint initiative between Rockefeller University and the Institute for Advanced Study in Princeton, NJ. The initiative brings together biologists, mathematicians, physicists, and computer scientists to explore quantitative approaches to biological problems.
Researchers found that heavy NSAID use increased the risk of dementia by 66% among study participants. Despite initial findings suggesting a potential preventive effect, this new study indicates that NSAIDs only delay the onset of Alzheimer's disease. The study analyzed data from over 2,700 individuals and followed them for 12 years.
Coral reefs in Australia's Great Barrier Reef Marine Park have recovered rapidly from a devastating bleaching event in 2006, thanks to an exceptional combination of ecological mechanisms. Asexual reproduction played a vital role in the recovery process.
The Science Chicago program is raising awareness about the significance of science in everyday life, offering opportunities for people of all ages to learn and have fun with science. The initiative features various activities, including Science Works!, Science Saturdays, LabFests! and Jr. Science Cafes.
DNA analysis reveals two distinct species of worm that resemble each other in appearance, leading to a reevaluation of the Earth's biodiversity. The discovery could have significant consequences for laboratory testing and our understanding of environmental toxins.
A comprehensive review of medical literature by experts found no evidence supporting beneficial effects from blood transfusions. Studies show associations with higher rates of complications like heart attack, stroke, and kidney failure, highlighting the need for restricted practice and safer storage methods.
Researchers have identified 116 host factors essential for successful dengue infection in fruit flies, with at least one also necessary for mosquito infection. The study opens doors to new ways to prevent or treat the disease, which infects millions globally each year.
Researchers predict a moderately large red tide outbreak in the Gulf of Maine this spring and summer, with toxicity levels expected to be smaller than last year's bloom. The potential for an extensive outbreak depends on weather events and oceanographic conditions, making it difficult to make precise predictions.
Researchers from Carnegie Museum of Natural History and Canadian Museum of Nature discovered a carnivorous animal fossil, Puijila darwini, which is believed to be the 'missing link' between seals, sea lions, and walruses. The fossil provides evidence that pinnipeds went through a freshwater phase in their evolution.
Recent research on New York's clams indicates a decline in populations due to overfishing and brown tide. Key findings highlight reduced reproductive success and ecosystem changes in Great South Bay and other Long Island bays.
Young students from low-income families who were told about need-based financial-aid opportunities performed better academically and planned more study time. However, this positive effect was limited for those with lower grades, highlighting the importance of early exposure to financial aid information.
Researchers at NC State University used a mathematical model to get a clearer picture of the galaxy's youngest supernova remnant. The data provides evidence that the remnant is from a type Ia supernova, raising questions about the generation of cosmic ray particles and magnetic field effects.
Researchers have discovered a mysterious giant space blob, Himiko, that existed 800 million years ago, stretching 55 thousand light years across and raising questions about its physical origins.
Astronomers have used the world's biggest radio telescope to study the brightest galaxies that NASA's Fermi Gamma-ray Space Telescope can see. The team found a correlation between active galaxies with the brightest gamma-ray emission and those with the fastest jets.
Research by UC Riverside biologists reveals that female field crickets learn to recognize attractive male characteristics through song, influencing their mate selection. This finding underscores the importance of social effects in models of evolution, suggesting that insects possess complex cognitive capacities.
UT Southwestern researchers have discovered a link between immune cell malfunction and kidney damage in lupus patients. They also found that certain genes, such as kallikreins, appear to protect the kidneys from immune attack, suggesting potential new treatments for the disease.
A study published in PLOS ONE found that people are more attracted to rare species, leading to longer download times and increased attempts to access them. This perceived value of rarity poses a threat to conservation efforts, particularly in the context of ecotourism and exotic pet trade.
Recent studies show that short sleep can disturb appetite control, leading to overeating and increased risk of Type 2 diabetes. Researchers also found that chronic sleep deprivation can lead to glucose intolerance without weight gain.
A new study found that changes in vegetation can override climate change effects on wildfire frequency. Plant types and abundance play a significant role in determining an ecosystem's flammability. In some cases, vegetation changes were more influential than climate shifts, leading to fewer fires.
The proportion of Medicare patients experiencing continuity of care between outpatient and inpatient settings decreased substantially between 1996 and 2006. Patients with co-existing illnesses and the oldest patients were more likely to have continuity with their outpatient physicians and PCP during hospitalization.
The Protected Areas Database – United States (PAD-US) is a national inventory of protected lands in the US. The database contains information on over 22,000 highly protected areas, covering 15% of the country's land area.
A Harvard study found an association between a mother's height and her child's risk of death, being underweight, and having anemia. Children born to mothers shorter than 4 foot 9 inches were 70% more likely to die than those whose mothers were at least 5 foot 3 inches tall.
A new study by University of Illinois professor Christy Lleras found that ability grouping in elementary school impairs the literacy of lower-grouped minority students, while having little effect on higher-grouped minority students. The practice creates larger achievement gaps among minority students and exacerbates inequality.
Researchers from British Antarctic Survey and NASA found that the ozone hole has strengthened surface winds around Antarctica, leading to greater flow of cold air over the Ross Sea. This resulted in a small increase in sea ice extent in West Antarctica, contrary to the expected effects of greenhouse gas increases.
A study of 227 breast cancer patients found that those with greater depressive symptoms and lower emotional quality of life were less likely to exercise as part of their recovery. Despite initial increases, physical activity declined over time, suggesting the need for future interventions to support long-term engagement.
The American College of Physicians has released a guidebook and DVD to assist patients in managing high blood pressure, a condition that increases the risk of heart disease, stroke, and kidney problems. The resource provides information on causes, risk factors, and lifestyle changes to control hypertension.
Researchers at Medical College of Wisconsin discovered that CXCL12 can prevent colorectal cancer cells from adhering to underlying proteins, leading to programmed cell death. The study suggests a potential mechanism for slowing cancer spread and improving patient prognosis.
Researchers discovered an antioxidant, ellagic acid, which prevents collagen destruction and inflammatory response in human skin cells and mice exposed to UV-B. The study found that ellagic acid reduces MMP secretion and inflammation, demonstrating its potential to prevent wrinkle formation and photo-aging.