A study found that moving out of high-poverty neighborhoods affects the mental health of boys and girls differently, with boys experiencing an increase in depression and conduct disorder and girls experiencing a decrease in these rates. The study suggests that sex differences play a role in this finding.
Researchers at TGen identified the key protein Mcl-1 that enables non-small cell lung cancer tumors to resist radiation and chemotherapy. By inhibiting Mcl-1, researchers believe they can make lung cancer more responsive to standard therapies.
Researchers have developed silk-based screws and plates that can potentially improve bone remodeling following injury and eliminate the need for surgical removal. The devices were tested in laboratory rats and showed promising results, suggesting they could spare patients from complications associated with metal implants.
Scientists explored how Staphylococcus cells adhere to nanostructures and found that surface features can inhibit bacterial adhesion. The researchers developed nickel nanostructures with various shapes, including tubular-shaped pillars, which showed higher bacteria survival rates.
A new study from Harvard School of Public Health found that the new federal school meal standards led to increased fruit and vegetable consumption among students. Despite criticism that the standards would lead to more food waste, the study showed no increase in waste, but high levels of waste still persisted.
A nationwide study found that allergy prevalence is consistent across the US, with regional variations in specific types of allergies. Children under 5 in southern states showed a higher prevalence of allergies to dust mites and cockroaches.
Research shows that children as young as 3 judge character traits based on physical features, with trustworthiness being the most consistent trait. Consensus in face-to-trait inferences suggests a fundamental social cognitive capacity emerging early in life.
A study of 33,000 IPOs from 88 countries found that US IPO activity has not kept pace with the country's economic importance, particularly among small companies. Globalization has benefited other countries, allowing them to overcome challenges to investment caused by weak domestic institutions.
Scientists investigate how flying snakes glide through the air, discovering lift enhancement mechanism to boost flight. The research uses computational fluid dynamics to model a snake's cross-section, providing insights into air pressure and rotation.
Researchers found that sharp vision, specifically in the fovea, correlates with faster brain processing speeds. Training adults to improve their foveal vision can lead to improved vision and reduced reliance on reading glasses.
Researchers at CU-Boulder found that exposing leafy vegetables to daily bright pulses of light can increase the production of eye-protecting nutrients like zeaxanthin. This finding has implications for astronauts during long spaceflights and could also improve plant-based human nutrition on Earth.
A new international study reveals that people in high- and middle-income countries are more likely to drink heavily if they have access to cheap, off-premise alcohol. The study found that heavy drinkers tend to buy cheaper alcohol from off-premise outlets and purchase it at later times.
Researchers studied classical plays to reconstruct Europe's climate, finding rare 'halcyon days' of clear weather during midwinter. The study suggests these sunny winter days were a notable phenomenon in ancient Greece.
Researchers at Harvard School of Engineering and Applied Sciences envision a device that harnesses energy from Earth's infrared emissions into direct-current power. The proposed technology, published in the Proceedings of the National Academy of Sciences, could provide a new source of renewable energy.
New research reveals that the ocean's surface acts as a sink for nitrogen oxides at night, removing about 15% of these chemicals from polluted air. The study measured dinitrogen pentoxide and nitryl chloride in the air above the sea surface, finding no net exit of nitryl chloride into the air.
A study led by Dr. Sergio A. Lira found that removing gut bacteria reduced polyp formation and inflammation in mice, potentially reducing colorectal cancer risk. The researchers propose a new approach to understanding the interplay between genetic mutations, gut bacteria, and inflammation.
A team of researchers used a computer model to simulate the effects of adding genes from cyanobacteria on photosynthetic efficiency in crops. They found that certain genes enhanced, while others hindered photosynthesis. The study suggests potential for a 60% increase in efficiency and a 40% boost in yields.
Researchers are exploring the potential of RM-131, a ghrelin agonist, to treat constipation in Parkinson's patients. The study aims to improve bowel function and reduce symptoms such as abdominal pain and diarrhea.
The Gordon & Llura Gund foundations have donated $3 million to Autism Speaks to support the Autism Ten Thousand Genomes program, sequencing over 3,000 genomes. This gift will enhance the organization's research and technology networks, leading to real-life medical impacts on individuals and families.
Veterans exposed to explosions may have brain damage despite lacking symptoms of traumatic brain injury (TBI), according to researchers at Duke Medicine. The study found comparable white matter damage in both groups, with no clear link between brain injury and cognitive problems such as reaction time or decision-making.
Researchers found that shoebox-shaped concert halls can enhance musical dynamics due to strong lateral reflections. This design could lead to better concert hall designs, improving the transmission of orchestra played dynamics.
NASA's Terra satellite reveals strong thunderstorms around the center of Tropical Cyclone Kofi, with cloud top temperatures near -80C. The storm is currently moving southeast and expected to transition into an extra-tropical system by March 4.
A study found that 90% of bar aggression involves male initiators and female targets, often due to intoxication levels of the target rather than the aggressor. The findings suggest a culture where intoxicated women are perceived as easier or more blameworthy targets.
Researchers develop new metallic glass with high elasticity, enabling more durable golf clubs and improved space science applications. The material's ability to be bent and spring back into shape is controlled by understanding the initiation of shear bands, which can lead to failure.
Researchers at Université Laval discovered unusually high levels of the protein LINGO1 in people with essential tremor, which could lead to an effective treatment. The study found that inhibiting this protein may be a promising treatment avenue for essential tremor.
A team of researchers at New York University and the University of Texas at Austin has discovered that carbohydrates serve as unique identifiers for cancer cells. By analyzing the role of microRNA in regulating carbohydrate structures, the study reveals a new way to detect cancer using sugar-based biomarkers.
Soil bacteria, such as Mycobacterium smegmatis, use enzymes to efficiently scavenge hydrogen from the atmosphere, ramping up activity when carbon-based energy sources are scarce. This discovery has implications for understanding global climate processes and developing new catalysts for hydrogen fuel cells.
The American College of Surgeons publishes guidelines defining resources needed for effective and safe surgical care in infants and children. The recommendations are based on personnel, medical resources, and equipment, with three levels of care: Level I (highest), Level II, and Level III.
Patient satisfaction with treatment is greater when outcome information is specific to their treating physician, according to a study. This type of information helps patients set realistic expectations and make informed decisions about therapy selection.
A new study found that Medicare Part D prescription coverage significantly reduced hospital admissions by 8% and annual Medicare expenditures for hospitalization by 7%, resulting in aggregate savings of $1.5 billion per year. This expansion led to a 90% increase in seniors with prescription coverage.
Women with breast cancer who practiced yoga during radiation therapy experienced improved ability to engage in daily activities, better general health, and regulation of cortisol levels. Yoga also helped find meaning in the illness experience, which declined over time for women in other groups.
A University of Missouri researcher found that the youngest kindergarteners are about five times more likely to be retained compared to their oldest peers. This is due to differences in maturity and ability, with teachers needing to adapt instruction based on each student's needs.
A new analysis by University of Pittsburgh researchers offers insights for nonprofit hospitals in implementing community health improvement programs. The study categorizes existing community benefit programs into hospital-based and community-administered programs, highlighting the importance of engaging with local communities to achiev...
University of Cincinnati researchers discovered that high-frequency electrical stimulus increased blood vessel network growth by up to 50%, leading to enhanced wound closure. The team developed a specialized antenna for localized application and filed a provisional patent for their design.
A new study comparing prescription data from England and Wales has found that patients in England are up to seven times more likely to be prescribed expensive cancer drugs than their counterparts in Wales. The Cancer Drugs Fund has created an inequality in access to these treatments, raising ethical, moral, financial, and policy concerns.
The American Gastroenterological Association highlights significant new colorectal cancer (CRC) research in Clinical Gastroenterology and Hepatology and Gastroenterology. Studies reveal the impact of patient factors on colonoscopy preparation quality, as well as the relationship between dietary fiber intake and reduced CRC risk.
A national survey by Indiana University researcher Shahzeen Attari found that nearly 43% of participants cited taking shorter showers, despite toilets using the most water daily. The study highlights the importance of efficiency improvements like replacing toilets and retrofitting washing machines to conserve water.
Researchers at Harvard's Wyss Institute have developed a method to manufacture large objects using a fully degradable bioplastic isolated from shrimp shells. The bioplastic exhibits properties similar to synthetic plastics, but without environmental threats.
The TRMM satellite observed heavy rainfall and towering thunderstorms around Tropical Storm Faxai, with rain falling at a rate of over 89 mm/hour. The storm is expected to move north and intensify before becoming extra-tropical.
Researchers found that a plant pigment called quercetin could help prevent nerve damage associated with SMA. Quercetin treatment improved the health of nerve and muscle cells in zebrafish, flies, and mice.
Researchers analyzed chemical isotopes in hair and bone samples to track changes in Yosemite bears' diets over the past century. Management strategies implemented since 1999 successfully limited human food availability, but problems persist, with bears returning to dumpsters despite increased visitor numbers.
Researchers found higher levels of BPA in prostate cancer patients than non-prostate cancer patients, with low-dose exposure linked to centrosome amplification and cell transformation. The study suggests a previously unknown relationship between BPA exposure and prostate cancer development.
Researchers found that identical particles, such as bosons, exhibit overlapping patterns instead of interfering due to exchange effects. This challenges current understanding of quantum optics and has potential applications in precision tests.
A study published in PLOS ONE has clarified the number of moa species that existed, with researchers using a DNA barcoding technique to determine species status for the extinct Euryapteryx moa genus. The findings suggest that two species likely existed and possibly some subspecies, revealing complex species status.
A special issue of JACR explores improving CT exam safety through radiation dose optimization, considering factors like patient size and communication with pediatric patients. The issue includes articles discussing CT protocol review, decision support tools, and educational simulations to enhance optimization techniques.
A new study links bioluminescence with increased species diversity in the deep sea. Fish that use light for communication are diversifying faster than those using it for camouflage. Bioluminescent signaling may be critical to diversification of fishes in the deep sea.
A new Harvard University study found that women of different social ranks cooperate with each other less well than men do, but not when they are at the same rank. The research suggests that biological and cultural factors may contribute to these differences in cooperation.
Researchers have found that an ancient Chinese medicine extract blocks pathways to treat pancreatic cancer by inhibiting scarring and inflammation. The compound also appears to suppress Cox-2, an enzyme that causes inflammation, and has been shown to be safe for use in patients.
Researchers found that immigrants formed a sizable portion of Cahokia's population, contradicting traditional models of Native American groups. The analysis used strontium isotope ratios in teeth to determine the location of origin for individuals buried at the site.
A UCLA study suggests that young adult smokers may experience physical changes in their brains due to cigarette smoking, which could explain why adults who began smoking at a young age stay hooked on cigarettes. The researchers found that brain structure changes were linked to the amount of smoking exposure and nicotine dependence.
A new analysis of normal Type Ia supernovae reveals a range of masses, most near or below the Chandrasekhar limit. The SNfactory team used spectrography to 'weigh' the leftover debris, comparing masses and factors with light curves.
Researchers at Norris Cotton Cancer Center have developed an antibody that targets the ProAVP surface marker in small-cell lung cancer. The antibody, MAG-1, significantly slows tumor growth in mice and has shown promise as a potential treatment for recurrent small-cell lung cancer.
Researchers at NYU Langone Medical Center found that blocking the action of a key signaling molecule, Netrin-1, stalls chronic inflammation and insulin resistance tied to obesity. This could lead to further advances against diseases such as type II diabetes and atherosclerosis.
A new study confirms that global diets have grown more similar over the last five decades, leading to a decline in diverse local crops. This trend has major consequences for human nutrition and global food security, increasing the risk of food crises due to climate change.
A blood test has been developed to accurately screen for infection with the agent responsible for variant Creutzfeldt-Jakob disease. The test found 71.4% of patients with vCJD correctly tested positive, making it suitable for screening large populations.
Researchers at USC have found that an experimental drug protects the blood-spinal cord barrier's integrity in mice with ALS, delaying motor neuron degeneration and potentially offering new hope for treatment. The study suggests that repairing damage to the blood-spinal cord barrier may delay disease progression in people with ALS.
Researchers at NYU Langone Medical Center discovered that blocking Netrin-1 stalls chronic inflammation and insulin resistance, a link between obesity and type II diabetes. The study found that Netrin-1 signaling promotes macrophage buildup in fat tissue, leading to inflammation and insulin resistance.
Research shows that temperate ecosystems consisted of a mosaic of closed and semi-closed forests and parkland created by large grazers. The study also found that woodland beetles were less dominant in the previous interglacial period than in the early Holocene, indicating a shift towards more forested landscapes after human arrival.
African American men who endured greater childhood adversity are likely to experience disadvantages in health and relationships over time. Childhood adversity triggers an enduring pattern of psychological and physiological vulnerability to stress that undermines relationships in adulthood.
A computer model recommends a combination of interventions, including increased HIV testing, substance abuse treatment, needle and syringe exchange programs, and antiretroviral treatment as prevention to reduce HIV spread in NYC. The result would lower new infections by more than 60% by 2040.