Researchers at UC San Diego School of Medicine have created new fast-acting fluorescent dyes that optically highlight electrical activity in neuronal membranes. This breakthrough addresses a long-standing challenge in neuroscientists' ability to accurately measure and visualize small voltage changes between neurons.
The European Menopause and Andropause Society publishes a position statement on the role of vitamin D in postmenopausal women, highlighting its implications for health. Regular sunlight exposure and supplements are recommended to maintain adequate levels.
A new study of hunter-gatherers, the Hadza people, suggests that social networks played a crucial role in the evolution of cooperation. The researchers found that individuals with similar characteristics, such as food preferences, formed distinct clusters within their social networks.
Researchers at the University of California, San Diego, have successfully created self-assembling cell membranes using a simple metal catalyst. This breakthrough could be a crucial step in making artificial life forms from scratch and understanding the origins of life on Earth.
A study by University of Missouri researcher Micah Mazurek found that 64% of adolescents with ASD spent most of their free time watching TV and playing video games, while only 13.2% used socially interactive media.
A new study finds that adolescents from unstable families experience reduced academic success in rigorous high schools due to the mismatch between their family history and school characteristics. The study suggests that policymakers and educators must clarify college preparation processes and provide resources for disadvantaged students.
Researchers at the University of Alberta found that five percent of high-achieving students experienced reading comprehension difficulties, despite fluency skills. They struggled with working memory and simultaneous processing of information.
Research followed 2000 British civil servants and found a robust association between overtime work and depression, with odds more than double for those working 11+ hours. The correlation was not affected by adjusting for confounders.
A Queen's University study found historic legal rulings failed to promote the rights of people with disabilities, in contrast to racial and gender-based protections under the Canadian Charter of Rights and Freedoms. The researcher analyzed 1986-2004 cases to identify unequal treatment against individuals with disabilities.
A University of Melbourne study found that white roofs can cool commercial buildings in the City of Melbourne by three percent on hot days, reducing energy consumption and improving air quality. The research, commissioned by the City of Melbourne, aimed to guide building owners through the best materials to use for white roofs.
Scientists have identified endothelial and perivascular cells as the key creators of the niche that nurtures haematopoietic stem cells. This discovery could lead to increased safety and effectiveness of bone marrow transplantation by replicating signals that promote blood-forming stem cell expansion.
Researchers engineered bacteria to provide accurate 3D images of tumors in mice, revealing bacterial location within the tumor. This breakthrough enables targeted cancer treatment and diagnosis.
A new diagnosis technique has been developed to detect influenza virus infection in just 40 minutes, surpassing conventional methods in speed and sensitivity. This technique was confirmed through clinical research conducted in Japan during the 2009 pandemic, demonstrating its effectiveness in rapidly identifying infected patients.
Matthias Mann's work on mass spectrometry revolutionized the analysis of proteins, enabling quantitative analysis of cancerous tumors. Fiona Powrie's research on bacterial intestinal flora and immune system interactions opens new perspectives for treating chronic inflammatory diseases.
The CDC completed a comprehensive study of Morgellons, finding no infectious agent and no environmental link. The researchers enrolled 109 persons with symptoms, ruling out infection through extensive testing, and determined the fibers were fragments of cloth or debris.
A recent study by Mehmet Isleyen and colleagues found that grafted watermelon plants accumulate pesticide levels up to 140 times higher than non-grafted watermelons. The researchers advise commercial farmers to exercise caution when using this grafting practice to minimize exposure to pesticides.
Researchers have developed a non-invasive method to diagnose Alzheimer's disease using infrared analysis of white blood cells. The technique distinguishes between mild and moderate stages of the disease, allowing for reliable early diagnosis.
Two NASA satellites, Aqua and TRMM, provide detailed storm information on Cyclone Funso. The cyclone has a 11-mile-wide eye and intense thunderstorms with cloud top temperatures below -63F.
A new study found Pycnogenol to improve skin hydration by 44 percent and increase collagen production, resulting in improved skin elasticity. The supplement also showed reduced skin fatigue and wrinkles, with increased skin smoothness.
The average global temperatures and illumination models suggest that roughly half of Vesta's surface is cold and dark enough for water ice to survive. The polar regions are thought to be favorable for water ice existence, but may be buried beneath a layer of dry regolith.
A study published in the Journal of the National Cancer Institute found that telephone counseling services doubled the odds of quitting smoking among Chinese-, Korean-, and Vietnamese-speaking smokers. In contrast, a second study on bupropion SR showed promise for African American light smokers during medication phase but lacked long-t...
The development of a new standard for vitamin D testing aims to ensure accurate measurements of vitamin D levels in the blood. The researchers created a certified reference material, SRM 972, which provides a mechanism to ensure measurement accuracy and comparability.
A Northwestern University study reveals that individuals with low short-term risk may face very high lifetime risk of heart disease if they have just one or two risk factors, such as high cholesterol or blood pressure. The study found significant variations in risk by age, sex and race.
A large-scale analysis of over 250,000 people found that middle-aged adults with high blood pressure and other CVD risk factors have a substantially greater chance of having a heart attack or stroke during their remaining lifetime. The study also showed that traditional risk factors predict long-term development of CVD more than age.
A new Harvard School of Public Health study found that limiting protein or certain amino acids before surgery can reduce the risk of serious surgical complications. The study used mice and found that restricting these nutrients can increase stress resistance and prevent injuries to the kidneys and liver.
Scientists have discovered a new gene involved in lipid synthesis of Plasmodium falciparum, the major cause of human malaria. This breakthrough technique allows for the mapping of genes in the parasite, which could lead to the discovery of new medications and a better understanding of the disease.
A mathematical model proposes that NBA players should take higher-quality shots earlier in possessions to maximize scoring opportunities. However, current player behavior is often overly cautious, leading to missed chances.
A recent study by Princeton researchers found that Hurricane Katrina survivors continued to experience poor mental health nearly five years after the storm. The study, which tracked low-income mothers in the New Orleans area before and after the disaster, showed a persistence of high levels of post-traumatic stress symptoms.
A study by UT Dallas criminologist Dr. J.C. Barnes found that genetic influences play a larger role in life-course persistent offending than environmental factors. For adolescent-limited offenders, environmental factors were more prominent.
The article proposes a more personalized approach to ICD replacement, taking into account each patient's unique circumstances, such as the risk of inappropriate shocks and personal preferences for end-of-life care. A shift in focus towards individualized decision-making could lead to more informed and cost-effective treatment.
Researchers at Gladstone Institutes discovered a protein called RGS4 that contributes to Parkinson's disease symptoms by disrupting brain circuits. Removing RGS4 can prevent these symptoms, offering a potential alternative to existing treatments like Levodopa.
Scientists at SLAC National Accelerator Laboratory have created a 2-million-degree piece of matter using the world's most powerful X-ray laser. This achievement takes them a significant step forward in understanding extreme matter found in stars and giant planets, potentially leading to advancements in nuclear fusion research.
A new mathematical model assesses the impact of therapies on tumor-immune interactions, optimizing treatment dosage and duration to minimize tumor growth while maximizing immune cell activity. The study aims to improve cancer therapy by identifying personalized treatment protocols tailored to individual patient conditions.
Researchers have identified key genes responsible for drug resistance in African trypanosomes, leading to a better understanding of how effective treatments work. This knowledge could lead to the development of new diagnostics and therapies to tackle the disease.
A survey by Lemelson-MIT Invention Index reveals that young Americans recognize the importance of invention and innovation, yet feel hindered by factors such as limited education and attention to invention projects. The program offers initiatives like InvenTeams to inspire and empower youth to invent.
Researchers investigate giant submarine landslides using subsurface data to understand their form and origin. The study also sheds light on the tectonic history of the Eastern Cordillera and provides new insights into the formation of mountains along the Atlantic margin of northeastern Brazil.
A new study reveals that middle-age risk factors have a profound impact on an individual's lifetime risk for heart disease. Researchers found that people with two or more major risk factors in middle age had dramatically higher lifetime risks for cardiovascular death, myocardial infarction, and stroke across the lifespan.
Researchers have developed innovative sensors to detect early signs of corrosion in concrete, making monitoring and maintenance more effective. The new sensors can withstand long-term placement and send notifications via email or text when conditions for corrosion threshold are crossed.
Researchers found that the Big Three automakers built excess vehicles without properly accounting for costs, resulting in a culture of short-term gain over brand stability. The study suggests that this practice can lead to harm in other industries with similar characteristics.
Researchers found that the total cost of asthma due to pollution is significantly higher than past estimates, with an additional $18 million in annual costs in Long Beach and Riverside, Calif. The study reveals that exposure to traffic-related air pollution is a major cause of asthma and exacerbates attacks.
Research reveals a molecular partnership between ghrelin receptor and dopamine receptor in brain neurons that regulate appetite, shedding light on the underlying mechanisms of obesity and dopamine signaling disorders. The study suggests potential therapeutic targets with fewer side effects, offering new hope for treating these conditions.
A high animal fat diet before conception may increase the risk of gestational diabetes during pregnancy, according to researchers. Women who consumed a diet high in animal fat and cholesterol had a higher risk for developing the condition compared to those with lower intakes.
Researchers have discovered that a leukemia drug called Campath can effectively treat L-CTCL without increasing the risk of infections. The treatment targets only circulating cancerous T-cells, while sparing tissue-resident T-cells that provide frontline immune protection.
Researchers successfully stabilized electron orbits using an electromagnetic field, mimicking Jupiter's gravitational influence on asteroids. The experiment verifies calculations made at Vienna University of Technology and holds promise for future studies on the quantum-world of tiny objects.
The Gulf states are experiencing a rise in heart disease prevalence due to rapid urbanization and cultural factors, including high rates of obesity and diabetes. Waterpipe smoking is also becoming increasingly popular, particularly among adolescents and women, with its harmful effects similar to those of cigarettes.
A recent study published in Psychological Science found that German conscripts exhibit reduced agreeableness after military service, while those who chose civilian service showed no significant changes. The study suggests that the military may shape personality traits, particularly among non-combatant soldiers.
Researchers at Temple University have discovered a protein that regulates amyloid beta production and controls a biochemical chain reaction linked to Alzheimer's development. The protein, 12/15-Lipoxygenase, targets Beta secretase (BACE-1), an enzyme key to amyloid plaque formation.
A study of extreme coastal storms in the Western Mediterranean found that these events redistribute marine organic carbon, supporting life in deeper waters and enhancing carbon sequestration. The severe damage to coastal environments must also be considered when evaluating human-induced climate change's impact on ocean ecosystems.
New University of Washington research reveals that injecting sulfate particles into the stratosphere will only partially mitigate climate change. The study suggests that even with increased aerosols, regional warming and extreme weather events could still occur.
Researchers at SLAC National Accelerator Laboratory have created the shortest, purest X-ray laser pulses ever achieved, enabling ultrafast reactions to be seen in detail. This achievement fulfills a 1967 prediction and opens doors for new scientific discoveries.
A new study published in Psychological Science found that eye contact from a stranger can have a significant impact on social connection. Researchers discovered that even brief moments of gaze can reduce feelings of disconnection, making people feel more part of the group.
A new study reveals that a simple circuit in the sea slug's brain links hunger and pursuit, allowing it to make decisions based on how information makes it feel. The researchers found that hungry animals turn towards stimuli that smell like food, while satiated animals turn away or do nothing.
Researchers found that Avastin and Sutent, anti-angiogenesis drugs, increase cancer stem cells in breast tumors, fueling growth and spread. The study suggests combining these drugs with cancer stem cell inhibitors may enhance treatment effectiveness.
The American Academy of Neurology recommends that neurologists screen patients for abusive treatment by family or others. This can help identify vulnerable patients who may be at risk of traumatic brain injury or other harm.
Tropical Storm 09S has developed in the southern Indian Ocean with strong thunderstorms and high cloud tops indicating uplift and heavy rainfall. The Joint Typhoon Warning Center forecasts it to move eastward toward Western Australia and potentially reach cyclone status over the next couple of days.
A recent study published in Neurology found that men are at higher risk of experiencing mild cognitive impairment (MCI) than women. The study, which analyzed data from 1,450 participants aged 70-89, revealed that the number of new cases of MCI per year was higher in men, affecting 72 per 1,000 people.
A team from the University of Sheffield has developed a cheap way to produce microbubbles that can float algae particles to the surface of water, making it easier and cheaper for companies to harvest and process the oil for biofuel. This breakthrough could be a significant step towards more efficient and sustainable biofuel production.
Scientists at UC San Diego School of Medicine have created in vitro models of sporadic and hereditary Alzheimer's disease using induced pluripotent stem cells. The living cells provide an unprecedented tool for developing and testing drugs to treat the disorder, offering a new method for understanding the cause of the disease.
Researchers create erosion-resistant surfaces using patterns inspired by yellow fattail scorpions, reducing material damage and equipment failure. The new technology has potential to save millions of dollars in damage each year.
More than 6 percent of Americans age 70 to 89 develop mild cognitive impairment (MCI) each year, with men and those with lower education levels more affected. MCI affects the stage between normal forgetfulness and dementia, such as Alzheimer's disease.
The National Science Foundation has awarded a $1.3 million grant to support research aimed at reducing fertilizer usage in maize production. The project, led by Ivan Baxter, will focus on identifying genes controlling the elemental composition of maize and their interaction with soil conditions.
A national research team led by CU-Boulder is studying the impacts of environmental factors on Arctic sea ice decline. The MIZOPEX project uses unmanned aircraft, satellites, and ocean buoys to understand sea ice characteristics and changes in the Beaufort Sea.
Male infants exposed to high levels of prenatal testosterone are twice as likely to experience language delays compared to females. The study found that higher levels of prenatal testosterone increased the likelihood of language development delays in males.
A new study published in Clinical Gastroenterology and Hepatology found that IBD travelers are not at a higher risk of contracting intestinal infections when visiting developing or tropical countries. Traveling during clinical remission can significantly reduce the risk of illness, according to lead author Shomron Ben-Horin.
A 1993 Chevrolet Corvette 40th Anniversary coupe was sold at the Barrett-Jackson Scottsdale Auction, raising $120,000 for cancer research at TGen. The funds support research into colon and prostate cancer in memory of Russ and Brian Jackson.
Recent geosphere research interprets Eocene–Early Miocene paleotopography in Nevada and examines the origin of the Colorado Mineral Belt. The study also investigates Miocene magmatism in the Bodie Hills volcanic field, California and Nevada, and compares mountain building processes in Alaska.
DIM inhibits ovarian cancer cell growth by blocking STAT3 activation and reducing IL-6 levels. The combination of DIM and cisplatin suppresses tumor growth in mice by an extra 50% compared to cisplatin alone.
Using computer simulations at the Ohio Supercomputer Center, researchers aim to engineer cyanobacteria to thrive in diverse illumination conditions. By understanding light sensing and harvesting in Anabaena sensory rhodopsin bacteria, they hope to develop new properties for alternative energy via microbial conversion of light energy.
A new study reveals the true extent of healthcare costs associated with living close to busy roads, estimating annual costs of $18 million in two Southern California communities. The 'asthma career cost' method takes into account childhood asthma cases and broad costs, exceeding average household income levels.
A Kaiser Permanente study of 190,000 girls and women found no increase in autoimmune conditions such as lupus or rheumatoid arthritis after receiving the quadrivalent HPV vaccine. The study tracked results from 2006-2008 and employed methods to ensure accuracy and compare vaccinated versus unvaccinated groups.
Researchers in the US have successfully cloaked a three-dimensional object standing in free space using a method known as plasmonic cloaking. The technique uses ordinary materials to bend light around objects, cancelling out scattering and rendering them invisible at all angles of observation.
The grant will explore the environmental factors influencing autism risk through epigenetic changes in DNA methylation. Autism Speaks aims to uncover avoidable risks and provide guidance for earlier diagnosis and improved treatments.
Researchers are developing new flight system programming that combines data analysis with aviation know-how to create safer skies. The project aims to improve the accuracy and timeliness of flight data, reducing the risk of accidents caused by outdated or incorrect information.
Researchers discovered a novel intracellular signaling pathway controlling stress-induced CRH gene expression, revealing a key role for Orthopedia protein in stress adaptation. This regulation is critical for neuronal adaptation and failure to activate or terminate the CRH response can lead to chronic pathological conditions.
Researchers have discovered that stem cells from patients with schizophrenia proliferate faster than healthy individuals, indicating dysregulation of the natural cell cycle. This finding provides a potential path to understanding schizophrenia and developing new treatments.
A recent study by Mars, Incorporated and partners reveals the extensive metabolism of flavanol compounds after consumption, challenging existing in vitro studies. This research provides a critical step forward in understanding how cocoa flavanols exert their circulatory and cardiovascular benefits.
The National Polar-orbiting Operational Environmental Satellite System Preparatory Project has been renamed Suomi NPP in recognition of Verner Suomi's contributions to weather forecasting and climate change research. The new name reflects the mission's objective of advancing scientific knowledge of Earth and improving weather forecasts.