Researchers discovered a gene mutation associated with a form of Charcot-Marie-Tooth disease, affecting approximately 1 in 2,000 people. The LITAF gene mutation was found in families with a history of the disease, suggesting its potential as a molecular marker for diagnosis.
The Sloan Digital Sky Survey has identified dozens of dim binary star systems throughout the Milky Way, which are older and cooler than previously thought. The study finds that these close-binary systems have a low rate of mass transfer from the red dwarf to the white dwarf, making them less likely targets for many telescopes.
A pilot study of HIV patients in New York City found that those with social support were more likely to take their medications consistently. The study highlights the importance of social contact in overcoming adherence challenges for individuals living with HIV.
Roger Buick emphasizes the importance of searching for simple evidence of ancient life on Earth to find signs of life elsewhere. He suggests using basic techniques and having an open mind due to the complexities of finding early life.
Researchers discovered a steady decline in the West Antarctic ice sheet over the past few thousand years, raising concerns about its future behavior. The ice sheet contains enough water to raise global sea level by 5 meters, threatening coastal regions with disastrous consequences.
In mutualistic relationships, the slower-evolving species tends to gain a disproportionate share of benefits. This phenomenon, dubbed the Red King effect, is particularly pronounced when one side has little room to negotiate, forcing the other side to give up more if they want to continue the relationship.
Rain-on-snow events are projected to affect reindeer herds in northern regions, causing food shortages and potentially devastating impacts. Climate change is predicted to increase the frequency and duration of these events, with a 40% increase in land area affected by 2080-89.
Researchers have developed a light-sensitive polymer switch that enables the reversible control of endoglucanase enzyme activity. The technique utilizes two light-sensitive polymers, DMAA and DMMAm, to block or unblock active sites on proteins.
Researchers found that dissolved organic matter protects most amphibian embryos from harmful levels of UV-B radiation in natural habitats. The studies suggest that the causes of amphibian population declines may be specific to each region and require a more nuanced approach.
The University of Washington has established a $9 million center to study the underlying causes of hepatitis-induced liver disease. The center brings together experts in viral hepatitis, liver disease, and transplantation to investigate gene and protein expression in liver cells.
Researchers used PET scans to explore brain activity while watching actors tell stories with sad and neutral tones. The study found that brain regions associated with emotional processing were activated when the story content and actor's expression matched, but suppressed when they didn't.
A new study suggests that Jupiter-like planets form quickly, within hundreds of years, rather than over millions. This contradicts the current standard model of planet formation, which proposes a longer time frame for gas giant planet formation.
A recent study reveals that sperm in men older than 35 show more DNA damage, which could be passed on to offspring. The researchers found that older men have lower motility and more damaged DNA, with fewer apoptotic cells, indicating a decline in the ability of sperm to eliminate damaged cells.
The study found that household damages were not always proportional to levels of ground motion, with average damages being almost identical in high and medium ground motion zones. The majority of damage ($913 million) occurred in the medium ground motion zone, which is where nearly 60% of Puget Sound households are located.
A new study from the University of Washington found that neither natural porcine secretin nor a synthetic form of the hormone reduced symptoms of autism. The research involved 85 children with autism and tested the effects of both forms of secretin versus a placebo, concluding there is no evidence for its effectiveness.
Researchers found that marked crosswalks increase the risk of injury for older adults, who face a 3.6 times greater risk when crossing at intersections without traffic signals or stop signs. The study suggests that older pedestrians should avoid relying on marked crosswalks and instead use signals or signs to identify safe crossing areas.
A study by University of Washington psychologists reveals infants' ability to gaze follow is crucial for learning language and understanding emotions, with open eyes leading to longer attention and more vocalization. By 14 months, infants become sensitive to potential obstacles and can initiate pointing and babbling towards objects.
A recent study found that only a small proportion of individuals produce large numbers of offspring that survive, threatening the genetic diversity of marine fish populations. With millions of fish remaining, even a few hundred capable breeders can be insufficient to sustain genetic variability.
The new center will focus on developing hormonal methods for effective and reversible male contraception, with potential health benefits such as preventing prostate disease. The program supports interactive research projects aiming to develop clinically useful products for people of different backgrounds and ages.
The Stardust spacecraft is using a flyby of asteroid Annefrank to prepare for its primary mission to capture particles from Wild 2. The asteroid's small size and distance from the spacecraft mean images won't be detailed, but it provides a crucial test for the spacecraft's systems.
A nationwide study aims to identify genetic markers for autism and improve early detection, helping families receive timely support. The study will involve 75 children with autism, 40 developmentally delayed children, and 40 normally developing ones.
Dr. Berger's lab will expand its studies of idiopathic prostatitis and explore potential solutions using Botox and genetic stress factors. The grant will help develop a working model explaining the disease's puzzling manifestations.
A team of scientists has discovered that an Antarctic ice stream has reversed its flow over the past 250 years, a phenomenon that may be linked to long-term climate change. The study reveals that changes in the ice sheet's configuration have led to a shift in the flow direction, potentially impacting global sea levels.
Researchers have successfully delivered the full-length dystrophin gene to mice with muscular dystrophy using stripped-down vectors, restoring normal muscle function. The breakthrough could pave the way for human clinical trials to assess the safety of this method in patients.
Climate researchers have made significant progress in understanding Arctic climate change, revealing a seesaw pattern called the Arctic Oscillation that affects global temperatures. The study highlights the importance of accounting for this phenomenon in climate models to accurately predict future changes.
Research reveals that people with low self-esteem are significantly less likely to select a comedy video or engage in activities to improve their mood compared to those with high self-esteem. This is attributed to feelings of resignation and sadness, leading to a lack of motivation to change their emotions.
Researchers have created a prototype, Activity Compass, that uses sensors and GPS to monitor daily routines and provide prompts. The device aims to help patients maintain independence and reduce emotional burnout on caregivers.
Researchers believe that lunar debris may hold fossils from Earth's early microbial life, with potential insights into the evolution of life on our planet. By studying this ancient material, scientists can gain a better understanding of the moon's role as a window into Earth's history.
Researchers will examine genes responsible for prostate cancer growth and identify potential diagnostic markers and therapeutic targets. The study aims to understand why prostate cancer spreads into bones, leading to a better understanding of this disease and potential treatments.
Researchers have discovered a gene, Ian5, that appears to affect the function of the thymus and is linked to the development of type 1 diabetes in rats. The identification of this gene may also contribute to human type 1 diabetes and help researchers understand the underlying mechanisms of the disease.
Researchers at the University of Washington discovered that fluid forces in the human body help invasive bacteria, such as E. coli, thrive and adhere to surfaces. This finding has significant medical implications, including the potential for improved biomedical device safety and a better understanding of urinary tract infections.
Researchers have developed a way to modify genes that create maytansinoids, potentially making them more effective against tumors and better tolerated by patients. The technique uses genetic engineering to alter the chemical structure of the anti-cancer agents, reducing toxicity and improving efficacy.
Researchers found that 6-month-old hearing infants consistently preferred American Sign Language to pantomime. The infants spent more time looking at ASL than pantomime, even when given the freedom to look elsewhere. This study expands on previous findings of infants' sensitivity to spoken language and may indicate a universal preferen...
Researchers found that rats depleted of salt show unusual growth of brain cells, with a 30-35% increase in neuron length and branching. This suggests an ability for neurons to make more connections.
Researchers found that Rockhoppers, the smallest species, swim up to 180 miles or more from their home territory on New Island, putting them at risk of collisions with fishing nets and oil spills. This expansion highlights the need for conservation strategies to reduce conflicts between humans and organisms in the open ocean.
A study found that homeless sexual minority youth are more likely to experience physical and sexual abuse, with bisexual individuals reporting the most incidents. These young people face significant challenges in their lives, including heavy substance abuse and difficulties dealing with their sexual identity.
A study found that young women who received the intervention had a lower pregnancy rate (38% vs. 56%) and birth rate (23% vs. 40%) by age 21, compared to those not in the program. The intervention focused on impulse control, classroom management, and family skills without sex education.
Researchers successfully recovered a mooring from the seafloor near the North Pole, retrieving 3,500 pounds of instruments and equipment. The mooring was in place for a full year, eight times longer than the previous record, providing valuable data on the Arctic Ocean's climate and water conditions.
A new study by sociologists found that teenage boys' sex rates dropped 8.5% between 1991 and 1997, while teen pregnancy rates fell 14%. The decrease was largely attributed to fewer boys having sex during this period.
A new study reveals that two-thirds of the nation's 2.3 million child care workers lack college training, highlighting the need for a massive national investment to train millions of caregivers. The study also found that early learning is crucial and requires qualified caregivers for toddlers aged 18-36 months.
The University of Washington has been awarded a $16 million National Science Foundation grant to establish a center for materials and devices in information technology research. The center will receive funding over five years, with the potential for more than twice that amount over 10 years.
Researchers have discovered a significant link between low birth weight and mitochondrial DNA passed from mothers to offspring. This finding suggests that genetics play a substantial role in determining birth weight, and may also contribute to adult illnesses such as diabetes and heart disease.
The National Research Council's Committee on the Physics of the Universe recommends a national underground science laboratory at Homestake Gold Mine in South Dakota. The facility will enable US scientists to conduct experiments in physics, geology, cosmology, and ecology, among other disciplines.
Researchers have discovered a new standard for selectively targeting malaria-causing parasites, which could lead to breakthroughs in treating other diseases such as HIV, cancer, and Alzheimer's. By understanding how proteins like DHFR are regulated, scientists can develop more effective and non-toxic treatments.
Researchers found that children as young as 5 have stereotypical preferences for musical instruments, with boys mostly picking masculine instruments. Girls are more flexible in their choices and can adopt more masculine attributes as they get older. The study suggests that these stereotypes can be modified through intervention, but the...
Researchers have recalculated the amount of carbon dioxide released from tropical forests into global waterways, finding that it is triple the current estimate. The new total is comparable to a fifth of human activities' carbon dioxide emissions, challenging the notion that forests are carbon sponges.
Researchers from the University of Washington and China have sequenced the genetic code for rice, revealing it may have more genes than humans. The complete genome sequence is now available to the public, providing valuable information for scientific research and potentially leading to improved crop yields.
A study by Dr. David Veenstra at the University of Washington identified two genetic variants associated with an increased risk of severe bleeding incidents in patients taking warfarin. Patients with these variants required longer time to achieve stable dosing, suggesting potential for dose adjustment and closer monitoring.
A genetic variant in the adducin gene has been found to be associated with a significant reduction in heart attack and stroke risk when patients take low-dose diuretics. The study found that individuals with this variant were twice as likely to avoid cardiovascular events when treated with diuretics.
A recent study suggests that statins may inhibit calcium growth on aortic valves in elderly people, potentially reducing the risk of cardiovascular events. Researchers found that those taking statins had a 62% lower median rate of calcium accumulation compared to non-statins group.