This comprehensive genome analysis of Zostera marina provides unique insights into the genomic losses and gains involved in adapting to full marine conditions. Seagrasses have regained functions enabling them to adjust to salinity, a key innovation for these plants.
A virtual reality system, ICSPACE, is being developed to support physical rehabilitation and athletic performance. The system uses stereoscopic glasses and infrared cameras to track users' movements, providing personalized feedback and coaching.
Researchers at the University of Calgary have discovered a novel mechanism to stop autoimmune diseases without compromising immunity. A new class of drugs harnesses this mechanism to treat various autoimmune diseases, offering a highly specific treatment approach.
Researchers characterize primitive fungi to understand how they break down plant material and convert biopolymers into sugars. This breakthrough could lead to effective plant waste conversion and new chemical production methods, offering a significant step toward sustainable energy solutions.
New evidence suggests that people feel less responsible for their actions when coerced into doing something. The study found that coercion leads to a small but significant increase in the perceived time interval between action and outcome.
Researchers have discovered a specific enzyme, JNK3, that plays a critical role in spinal muscular atrophy and suppressing its activity could reduce disease severity. Mice with spinal muscular atrophy showed significant improvement when the JNK3 enzyme was genetically inhibited.
A study using nationwide population-based data found that chemoradiation therapy improves survival rates among a subset of elderly head and neck cancer patients. Patients aged 71-79 with low comorbidity scores and advanced disease stage showed a significant survival benefit from chemoradiation, while those aged 80 and above did not.
A new study of fossil tracks in northern China suggests that sauropod dinosaurs were walking, not swimming, despite previous theories. The tracks, dating back over 120 million years, show four or five claw marks at the front and are matched perfectly by the feet of medium-sized sauropod dinosaurs.
A large-scale analysis of patient records found that chemotherapy before radiation therapy did not improve overall survival rates for head and neck cancer patients. Patients who received concurrent chemotherapy and radiation had slightly longer median overall survival times compared to those receiving chemotherapy alone.
Research has isolated tyrosinase inhibitors from diverse chemical classes in both terrestrial and marine environments. Flavonoids, terpenes, and alkaloids have been found to exhibit potent tyrosinase inhibitory activities, with potential applications in treating skin disorders and neurodegeneration.
A research team has found that anaerobic gut fungi from goats, horses, and sheep can break down complex plant molecules, producing sugars that can be easily converted into fuel. The discovery could lead to improved biofuel production with potentially lower costs.
Economic sanctions actually stiffen a nation's resolve and encourage military preparation, according to researchers. Iran's case study shows that sanctions led to increased military spending, which had a greater impact on the economy than the sanctions themselves.
A gold sensor developed by a Nebraska researcher uses DNA to detect gold and other metals in water samples. The sensor has potential applications for monitoring household water supplies for lead, mercury, arsenic, and other contaminants.
Researchers have created artificial arteries containing both endothelial and media layers, demonstrating normal communication and function. The new technique allows for miniaturized arteries to test drugs for efficacy and side effects, potentially enabling quicker experimentation and more accurate testing.
The report highlights the need for increased data collection and research on cancer risk, incidence, and prevalence in LGBT communities. It recommends collecting sexual orientation and gender identity (SOGI) information to support targeted cancer prevention and treatment strategies.
Seven UNIST engineering students won prestigious Samsung HumanTech Paper Awards for their scientific contributions. Atul Rahman, an international student, stood out among the winners as one of only two foreign recipients.
Children breastfeeding after their first birthday should take a vitamin D supplement to prevent health problems like rickets. Vitamin D levels in breastfed children decrease rapidly after the first birthday, increasing the risk of deficiency by up to 29% by age three.
Researchers have provided a molecular blueprint of Globomycin, an antibacterial candidate with promise in stemming the post-antibiotic tide. The blueprint may aid the design of better globomycin analogues and explore thousands of new antibiotic solutions to common infections.
Scientists at Sanford Burnham Prebys have found that fetal muscle stem cells can remodel their microenvironment to encourage adult muscle regeneration. This discovery provides rationale for developing drugs to trigger this transition, offering new hope for treating muscular dystrophies and muscle-wasting disorders.
Most recurrences of HPV-positive oropharyngeal cancer can be detected through imaging and physical exams within 6 months after treatment. The study found that disease characteristics, such as lymph node size and number, increase the likelihood of recurrence.
Researchers at NC State University have developed an algorithm that can quickly and accurately reconstruct hyperspectral images using less data. This breakthrough enables faster imaging times and reduced memory requirements, making it suitable for applications such as security, defense, environmental monitoring, and agriculture.
A Yale University study found VA hospitals to have slightly lower mortality rates among older men with specific conditions, but higher readmission rates compared to non-VA hospitals. The differences were small, indicating that the VA healthcare system is doing comparatively well for these vulnerable patient groups
Astronomers have measured the rotation rate of a massive exoplanet using NASA's Hubble Space Telescope, revealing patchy and colorless cloud layers. The super-Jupiter completes one rotation every 10 hours, similar to Jupiter, with temperatures reaching 2,200-2,600 degrees Fahrenheit.
Tropical Cyclone Winston made a U-turn in the Southern Pacific Ocean, shifting its trajectory towards Fiji. The storm's maximum sustained winds were near 100 knots (115.1 mph/185.2 kph) at 1500 UTC on Feb. 18.
A recent study by Whitehead Institute scientists found that B cells with diverse affinities for invading pathogens are selected in the immune system's germinal centers. This approach may aid development of effective vaccines against rapidly mutating viruses like HIV and influenza.
A $3 million grant will assess key differences in attitudes, knowledge and skills related to health information between deaf and hearing individuals. The project aims to understand mechanisms of visual learning as it relates to health information accessibility.
Astronomers at the University of Arizona have taken the first direct, time-resolved images of an exoplanet using NASA's Hubble Space Telescope. The young exoplanet, 2M1207b, has a patchy cloud pattern and rotates twice as fast as Earth.
Researchers will develop software using virtual human models to predict injuries and recommend training modifications based on individual soldier characteristics. The program aims to prevent musculoskeletal injuries in US Marines and potentially benefit veterans and older adults with musculoskeletal injuries.
A study from Hasbro Children's Hospital found nearly 50% of teens seen in the emergency department report peer violence and cyberbullying. Almost one-quarter also report symptoms consistent with post-traumatic stress disorder (PTSD).
Montreal scientists have discovered a mechanism that enables brain cells to adjust their support for neurons, potentially improving brain function or restoring lost potential in disease. The discovery sheds light on the complex functioning of astrocytes, star-shaped cells that protect and support brain neurons.
Researchers found that industry-sponsored programs for reducing drinking and driving often lack evidence of effectiveness or have not been studied. Examples of effective interventions like sobriety checkpoints and ignition interlocks were rarely used in these initiatives.
Researchers from Case Western Reserve University have developed a new image analytics test that can reliably distinguish between patients who need only hormonal treatment and those who also need chemotherapy. The test uses MRI data to identify molecular changes in tissues, which can be analyzed quickly and cost-effectively.
A study found that catch shares management reduced risky behavior in fishing by 79% during stormy weather. This shift in behavior corresponds to a 87% reduction in safety incidents and is expected to lead to fewer injuries, vessel losses, and deaths.
Excavations in the Jordan Valley revealed a prehistoric village with cultural characteristics typical of both the Old Stone Age and the New Stone Age. The site shows evidence of artistic tradition, size, and investment in architecture more typical of early agricultural communities.
Researchers at the University of Cincinnati have discovered that a human cancer-causing gene called DEK can be detected in the plasma of head and neck cancer patients. High levels of DEK may indicate better outcomes for patients, while low levels are associated with advanced cancers.
Researchers found that stressed male mice have offspring with high blood sugar due to an epigenetic change in their sperm. This study suggests a male's life experience can affect his offspring's glucose levels, offering new insights into the mechanisms involved.
Researchers simulated a thin ring-shaped black hole in five dimensions, which breaks down Einstein's general theory of relativity if it exists outside an event horizon. The simulation revealed the formation of a 'naked singularity', causing laws of physics to break down and potentially rendering general relativity ineffective.
A study by the University of Helsinki found that young people with psychotic-like symptoms benefit from early intervention treatment in their own environment. The treatment approach improved functioning and reduced symptoms compared to conventional youth psychiatric treatment.
A UCLA-led collaboration has identified a specific gene network and pattern of expression that promotes repair in the peripheral nervous system. This network does not exist in the central nervous system, but researchers have found a drug that can enhance nerve regeneration there.
Mitochondrial genes are retained to build organelle structure, resist damage from free radicals, and facilitate energy production. This design allows mitochondria to withstand the extreme environment and maintain their independence from the nucleus.
Researchers found that brain regions synchronize electrical activity in a specific rhythm, known as theta oscillation, to facilitate spatial choice and memory processes.
Researchers have successfully disrupted a genetic chain of events in a mouse model of schizophrenia and reversed memory deficits. The study used a chemical compound to regrow connections between brain cells, restoring memory deficits and showing potential for effective therapies.
The Arctic region is reacting quickly to climate changes, impacting global systems. Research priorities focus on exploring the Arctic's role in the global climate system, improving climate models and forecasts, and understanding the environment's vulnerability.
Researchers have developed a new nanoparticle that kills tumor cells in the eye by mimicking an enzyme used by immune cells, extending survival of mice with advanced breast cancer. The treatment offers advantages such as producing toxins per hour and being activated by light.
A new study found that salespeople who accurately gauge customers' focus on non-monetary benefits versus price can reduce discounts by an average of $616 per transaction. Correctly perceiving customers' price sensitivity is not easy, as salespeople are easily thrown off by misinterpreted cues.
Researchers at the University of Tennessee have developed a computational approach to trace the evolutionary history of human genes more precisely. This method will help doctors identify disease-causing mutations and provide more effective treatment options for patients with genetic disorders.
Researchers have created a library of fungi-secreted enzymes that efficiently break down plant biomass, which could simplify and lower the costs of biofuel production. The discovery highlights the potential of symbiotic fungi from herbivore guts, particularly Piromyces, to degrade lignocellulose with enzyme synergy.
A Dartmouth College-led team has developed a new method to project future climate scenarios at the local level, addressing the limitations of global climate models in predicting climate changes at regional scales. The method generates high-resolution climate datasets for assessing impacts on small watersheds like Lake Champlain.
A team of researchers has developed a new method to measure ecosystem sensitivity to climate variability by analyzing satellite data gathered over the past 14 years. The Vegetation Sensitivity Index (VSI) reveals ecologically sensitive regions with amplified responses to climate changes in various parts of the world.
Researchers have identified a potential treatment for traumatic brain injury (TBI) by targeting the inflammatory response. The experimental drug MW151 appears to dampen down detrimental inflammatory responses without suppressing the normal functions cells need to maintain health.
Researchers have developed a method to make mosquitoes resistant to arboviruses like Dengue and Zika by introducing two strains of Wolbachia parasite. The superinfected mosquitoes showed improved virus inhibition and reduced transmission, making it a potential tool to combat mosquito-borne diseases.
Scientists at Karlsruhe Institute of Technology have developed a carbon-based active material produced from apple leftovers with excellent electrochemical properties. The material is part of an effort to create environmentally friendly and sustainable energy storage systems.
A study of 1492 patients with chronic kidney disease found that nearly 28% had masked hypertension, which increases the risk of kidney, heart, and vascular damage. Measuring blood pressure outside the clinic is recommended to assess patients' risks for hypertension-related health problems.
The CANYVAL-X mission demonstrates the technology for a virtual telescope by aligning two tiny satellites to create a single telescope. This feat is expected to benefit scientists studying the sun's corona and searching for planets beyond our solar system.
A substantial proportion of stroke survivors (15.3%) develop seizures over an average follow-up period of 3.4 years. The risk is significantly higher than that following traumatic brain injury, even when controlling for age.
Researchers have isolated a collection of potent antibodies from an Ebola survivor that target the virus's glycoprotein stalk, providing significant post-exposure protection. These antibodies may lead to effective therapies to fight Ebola.
Research from the University of Leicester found high levels of trimethylamine N-oxide in acute heart failure patients, a metabolite produced by gut bacteria breaking down L-carnitine from red meat. The study suggests a possible link between red meat consumption and increased risk of heart disease.
A study published in JAMA Oncology found that 3D mammography improved cancer detection and reduced call backs over three years. Regularly scheduled 3D mammography imaging maintained these benefits, even after a patient's first screening.
Researchers found testosterone treatment improved all aspects of sexual function, including sexual activity and desire, in men with low testosterone levels. However, the study did not confirm earlier concerns about cardiovascular safety.
A RAND Corporation study found that the US military health system provides good care in following up with patients after discharge, but needs improvement in other realms. Most patients receive at least one psychotherapy visit, but may not receive sufficient evidence-based therapy.