Researchers reveal histone 1 prevents accumulation of lethal R-loops and genome instability in heterochromatin, contradicting long-held hypothesis.
Researchers found that 77% of patients referred to an income security health promotion service needed assistance with increasing income, including filing taxes and applying for social services. The service acts as a bridge between health and social care, helping patients navigate financial and social support systems.
A Drexel University study found that older smokers are 20% more likely to quit when cigarette prices increase by $1. The study also showed a 3% overall reduction in smoking risk and a 7% reduction in risk for heavy smokers. Raising cigarette prices appears to be an effective strategy for encouraging smoking cessation across all ages.
Researchers have developed a catalytic process that can effectively reduce nitrogen oxides emissions from diesel-powered vehicles, particularly during transient and cold-start conditions. The breakthrough could pave the way for more efficient NOx removal technologies, enabling diesel engines to meet stringent emissions regulations.
Researchers at Harvard Medical School have identified the mechanism behind red blood cell specialization, controlled by the enzyme UBE2O. The study reveals that UBE2O marks proteins for destruction, allowing precursor red blood cells to become specialized and well-nourished with oxygen.
Scientists develop an artificial silk protein that can be used to engineer cardiac tissue, demonstrating its suitability for repairing damaged heart cells. The protein, eADF4(κ16), was produced in large quantities and shown to support the growth of cardiac cells, with potential implications for treating cardiac insufficiency.
A comprehensive analysis of gene variants in 23 different tissues and developmental stages of mice reveals tissue-specific differences in gene variant activity. The study found that genetic and epigenetic differences contribute to these patterns, with some genes escaping X-chromosome inactivation and exhibiting high rates of activity.
Researchers have discovered a new family of proteins involved in cross-reactivity between cypress pollen and certain fruits, leading to improved allergy diagnosis and treatment. This finding, published in Journal of Allergy and Clinical Immunology, sheds light on the underlying mechanisms behind pollen food associated syndrome.
A new study by researchers at the University of Gothenburg supports the notion that Selective Serotonin Reuptake Inhibitors (SSRIs) exert a specific antidepressant effect. Contrary to the 'placebo effect' theory, SSRIs are shown to be effective in treating depression, even in patients without side effects.
A new study reveals that sleep deprivation significantly enhances postoperative pain behaviors and extends recovery time after surgery. Caffeine blocks this effect by blocking adenosine in the brain, suggesting a potential novel intervention for improving postoperative pain management.
Tropical Depression Thirteen-E formed on Aug 18 near latitude 14.8 North, longitude 116.5 West. The depression is expected to strengthen and reach hurricane strength by the end of the weekend, with maximum sustained winds near 35 mph.
A new approach to optical imaging allows for fast and economical tracking of multiple molecular interactions in large areas of living tissue. The method, developed by Rensselaer Polytechnic Institute researchers, can capture interactions in mere billionths of a second and simultaneously track 16 colors of spatially linked information.
The Global Precipitation Measurement mission detected extremely heavy rainfall in Tropical Storm Harvey, with rates reaching almost 5.8 inches per hour. The satellite's radar showed powerful convective storms west of the storm's center, creating a 3D image of the rainfall structure.
Researchers found that fatty liver disease can cause damage to other organs, particularly the pancreas. The protein fetuin-A produced by the fatty liver triggers an inflammatory response in the pancreas, leading to reduced insulin secretion and worsening of blood glucose regulation.
Researchers developed a new approach to identify individual equatorial waves in wind and geopotential height fields using classical equatorial wave theory. This allows for the temporal and spatial evolution characteristics of equatorial waves, including their initiations, propagations, and interactions with tropical convections.
Researchers at Penn State's IST developed a system that correlates Twitter posts with power outage reports, showing a moderate-to-strong correlation. The tool could enable real-time monitoring and faster deployment of resources during disasters.
A study by researchers at Mount Sinai identified a brain mechanism that makes siblings of bipolar patients resilient to the disease. The brain can adapt to its biological risk, opening new avenues for research on enhancing resilience.
A study found that women who experience hypertension during pregnancy have a higher risk of cardiovascular disease and hypertension after pregnancy. Long-term follow-up is necessary to manage risk factors for cardiovascular disease.
Researchers at OIST have improved the stability of perovskite solar cells by inserting a thin polymer layer, extending their lifespan four-fold. They have also developed a new method to manufacture perovskite LEDs using chemical vapor deposition, which could lead to lower-cost and more efficient lighting solutions.
A study on Costa Rican tropical bird species reveals that climate change and habitat conversion are driving the loss of biodiversity by favoring similar species in both wetter and drier areas. Conservation efforts should focus on protecting wetter forests and incentivizing private landowners to create forest patches near their farms.
Researchers from Chinese Academy of Sciences create SHANK3-deficient non-human primate model, showing significant reduction in postsynaptic proteins and mature neurons. The study highlights the critical role of SHANK3 in early brain development and its potential for advancing autism research.
Researchers find that certain patterns of collaboration are more effective in solving shared environmental problems, with tightly linked actors working together improving outcomes. A socio-ecological 'fit' between networks and ecosystems also increases the possibility of effectively solving environmental problems.
Researchers have discovered a method to quickly shut down instabilities in fusion devices by injecting highly energetic particles, which can cause fusion reactions to fizzle out. This technique could prove useful for the international fusion facility ITER and demonstrate the ability to confine a burning plasma.
A new analysis by Queen Mary University of London researchers found that 77.7% of cholera cases and 80.7% of deaths occurred in rebel-controlled areas. The Saudi-led coalition's airstrikes and blockade have destroyed vital infrastructure, including hospitals and public water systems.
Researchers developed a method to analyze hot spot tracks and found most groups are fixed and relatively motionless, moving at about 4 millimeters per year. This contradicts previous findings that suggested hot spots moved as much as 33 millimeters a year.
Research reveals citrons and lemons were first citrus fruits to arrive in the Mediterranean, prized for their rarity and symbolic value. The study highlights the crucial role of Muslim traders in dispersing cultivated citrus across Northern Africa and Southern Europe.
Researchers have discovered two detached, eclipsing double white dwarf binaries with orbital periods under an hour, producing significant gravitational waves. One binary is believed to be a new verification source for the Laser Interferometer Space Antenna, a gravitational wave satellite.
Research by University of Kent shows that flexible work arrangements can help women stay in their jobs after having a child. The study found that women who used flexitime were half as likely to reduce their hours, with those who used it before and after childbirth experiencing the greatest benefit.
Researchers have developed a novel approach to track HIV infection by identifying individual viral particles associated with infection. The new method reveals that uncoating leading to infection occurs early in the cytoplasm, around 30 minutes after cell fusion.
A team of scientists from the University of Freiburg has created a self-learning algorithm that decodes human brain signals measured by an electroencephalogram (EEG) with high accuracy. The algorithm, based on brain-inspired models, can recognize and differentiate between various behavioral patterns from different movements, making it ...
Researchers explore the origins of the smallpox vaccine, tracing its development from cowpox virus to modern vaccinia virus. The study sheds light on the intricate relationships between different types of viruses and lymphs involved in the vaccine's evolution.
A study by the University of São Paulo found that aerobic exercise facilitates the removal of dysfunctional mitochondria from heart cells, increasing energy supply and reducing toxic molecules. Regular exercise can help prevent heart failure and improve cardiac function.
Researchers found that avian flu viruses isolated from humans have the same gene sequences as those from birds, suggesting transmission through the mineral layer. The mineralized shell changes the electric surface potential of the virus, allowing it to adsorb efficiently onto host cells.
Researchers have confirmed that a Dutch isolate of the parasite Cystoisospora suis is resistant to toltrazuril, a common treatment used in Europe. This development highlights the need for increased hygiene measures and monitoring of resistance to prevent the spread of resistant parasites.
A recent study found that vitamin D deficiency significantly increases the risk of heart failure in older individuals, with a 12.2-times higher risk observed. The study also revealed increased risks in men, obese individuals, and those with heart arrhythmias.
A nationally representative survey found that 51% of parents support later school start times to accommodate their teens' natural circadian rhythms. Teens need 8-10 hours of sleep per night, but many parents underestimate their children's sleep needs, with only half agreeing with existing recommendations.
Scientists have discovered two new primitive species of earthworm, Drawida polydiverticulata and Drawida thomasi, in the Western Ghats mountain ranges in Kerala. The species are part of the genus Drawida, which has an important centre of speciation in the state.
Engineers at PPPL designed and delivered new pole shields to protect magnets in neutral beam injectors, increasing their lifespan. The redesigned parts will withstand higher heat loads and enable more efficient fusion reactions.
A special focus issue on immunotherapy has been published in Future Medicinal Chemistry, discussing the discovery and development of novel immunotherapeutic agents for use as anti-inflammatories and cancer treatments. The issue addresses recent scientific advances and challenges in this rapidly evolving field.
Before becoming a post-tropical cyclone, NASA observed Hurricane Gert's intense rainfall of over 2.94 inches per hour. The storm's eastern side was experiencing powerful bands of rain, with some areas reaching up to 7.5 miles in height.
Researchers at Nagoya University found that Daple protein is essential for the correct arrangement of cilia on brain cells, enabling directional fluid flow. This discovery sheds light on the mechanisms behind hydrocephalus and its related diseases such as asthma and female infertility.
Researchers have synthesized new liquid-crystal photochromic polymers with comb-shaped molecules that change molecular orientation under external fields, forming coatings and films. These polymers exhibit photoisomerization and photo-orientation processes, allowing for control over phase behavior and optical properties.
Despite high-risk genetic mutations detectable through simple blood or saliva tests, only 15% of affected women in US have taken recommended genetic test. A new study from UCLA Fielding School of Public Health highlights a significant unmet need for genetic testing across the country.
A new diagnostic tool uses near-infrared light to identify high-risk arterial plaques, which can lead to blood clots, heart attacks, and strokes. By selectively identifying rupture-prone deposits, doctors may be able to detect the threat of an imminent heart attack earlier.
A study published in Nature Ecology & Evolution found that the protein GDF11 plays a crucial role in determining the position of the hindlimb in tetrapods. The researchers discovered that species-specific hindlimb positioning is linked to changes in the timing or rate of GDF11 expression during embryonic development.
A study published in Kidney Cancer journal found a decline in California kidney cancer incidence rates from 2009 to 2013, with stabilization of the trend. The research also showed an increase in partial nephrectomies, a surgical treatment that preserves long-term kidney function.
A new study suggests that clinical signs, such as gastrointestinal problems and septic arthritis, are better indicators of mortality in neonatal calves with diarrhea than blood pH levels. The research found that these clinical signs were significant determinants of mortality, while blood pH levels were only a predictor when they droppe...
The study estimates that 23.3 million infants were born small for gestational age in 2012, with 606,500 newborn deaths attributed to this condition. Implementing proven interventions, such as continuous skin-to-skin contact and breast feeding support, can prevent approximately 250,000 newborn deaths annually
Researchers have found a high frequency of GISTs with NF1 gene mutations in the duodenal-jejunal flexure. This discovery highlights the importance of genomic testing for patients with GIST and potentially affected family members.
Researchers used supercomputers to create highly-detailed solar simulations, timed to the moment of the eclipse, which provided a preview of the solar corona's appearance. The simulations included improved treatments of energy transport and magnetic shear, increasing the accuracy of the predictions.
Scientists from the University of Freiburg successfully mapped the mitochondrial protein landscape, revealing over 200 new proteins not previously attributed to this organelle. This study provides a basis for studying the potential new functions of mitochondria and understanding various diseases.
A study found a dramatic genetic rift between bat populations on either side of the Northwest and Northeast Providence Channels in the Bahamas. The researchers suggest that bats from Florida colonized the northern islands while those from other parts of the Caribbean likely colonized the southern Bahamas.
The University of Houston has received a $2 million grant to recruit cancer researcher Rohith Reddy, who will focus on next-generation technologies for detecting gynecological cancers. The institution also received a $1.3 million grant to expand tobacco cessation programs in substance abuse treatment centers.