A new method for monitoring organ transplant patients has been developed using a combination of DNA sequencing and computer science techniques. The method, which detects cell-free DNA in the bloodstream, can predict organ rejection with accuracy similar to that of biopsies.
The COHERENT Collaboration, led by UChicago physicists, detects elusive neutrino-nucleus scattering using a compact detector. This finding confirms the theory predicted four decades ago and has implications for understanding neutrino properties and the search for Weakly Interacting Massive Particles.
Researchers at the University of Chicago have developed a novel gene therapy approach that uses skin transplants to treat type-2 diabetes and obesity. The method uses CRISPR technology to deliver a hormone that stimulates insulin production, reducing blood glucose levels and promoting weight loss.
A Phase II clinical trial found that an injectable antiretroviral treatment was as effective as standard oral therapy in suppressing viral loads in HIV patients. The treatment, which involves a combination of carbotegravir and rilpivirine injected every 4 or 8 weeks, showed improved adherence rates and quality of life for patients.
A study found that green anole lizards in the south developed greater resistance to cold temperatures after a severe winter, similar to their northern counterparts. The population showed significant genetic divergence in response to the extreme weather event.
Researchers at the University of Portsmouth have identified two molecules, CD15s and CD62E, that play a key role in brain tumor cells binding to blood vessels. By blocking these molecules, it may be possible to prevent brain tumors from developing in patients with non-small cell lung cancer.
Marriages with significant spousal age gaps experience declining marital satisfaction over time, particularly after 6-10 years. Couples with large age gaps are more susceptible to economic shocks, leading to increased marital dissatisfaction.
Typhoon Noru has developed high clouds that have filled its eye, according to NASA data captured on August 3. The storm is forecast to make landfall along the western central coast of Kyushu, Japan in three days.
A new study shows that a particular gut microbe can prevent severe flu infections in mice by breaking down flavonoids, which are commonly found in foods like black tea and blueberries. The research identifies a specific metabolite called desaminotyrosine that enhances interferon signaling, reducing lung damage from flu infection.
The Dark Energy Survey (DES) collaboration has made the most accurate measurement ever made of the present large-scale structure of the universe. The new result rivals the precision of cosmic microwave background measurements, supporting the theory that dark matter and dark energy make up 26% and 70% of the cosmos, respectively.
Advanced statistical modeling tools can analyze large electronic health records to inform medical decisions and develop individualized treatments for high-risk patients. The methods leverage machine learning and flexible models to draw valid inference from representative populations.
The study found that 36 million people worldwide are blind, with the greatest burden in developing countries in south, east, and southeast Asia. By 2050, this number is projected to increase to almost 115 million, highlighting the need for increased efforts to alleviate vision impairment.
In the wake of Charlie Gard's high-profile court case, Professor Dominic Wilkinson emphasizes the need for fair, accurate, and balanced discussion in cases involving life-prolonging treatment. One potential solution is to allow medical professionals to make public the medical evidence on which they are basing their decisions.
A study published in mSphere reveals that three Klebsiella species can cause severe infections in hospital patients, with all three sharing genes that confer resistance to commonly used antibiotics. This finding expands the understanding of Klebsiella infections and highlights the need for new treatments.
Researchers at the California Academy of Sciences used genetic information gathered from their vast mammal collection to elevate a subspecies of giant sengi to full species status. The team discovered that a white-tailed subspecies was genetically distinct enough to be recognized as a separate species.
The loss of stream habitat in the Great Plains region is changing the fish community, with several species declining or disappearing. The reduction of groundwater sources has led to a transformation of the fish community, shifting from large, free-flowing rivers to small streams with isolated habitats.
Researchers have developed a new class of anti-cancer agents targeting cancer cells' 'Achilles' heel', improving outcomes for aggressive triple negative and HER2-positive breast cancers. The treatment, S63845, was found to be highly effective when combined with standard therapies.
Researchers found that trend-based methods identified high-risk species with declining populations, while trait-based methods showed little pattern. The study highlights the importance of long-term monitoring and caution when using historical data for climate change risk assessments.
Scientists have found that human-induced and natural earthquakes in the central US share similar ground motions, allowing existing prediction frameworks to be applied to both types. This simplifies hazard assessment and could lead to improved building design and infrastructure resilience.
Researchers have developed a hybrid rigid-soft robotic arm for endoscopes with integrated sensing, flexibility, and multiple degrees of freedom. The device is powered by water and features a suction cup-inspired mechanism to safely interact with tissue.
The study analyzed ancient DNA from remains of 19 individuals and compared their genomes to over 330 other ancient genomes and 2,600 present-day humans. It found that Minoans and Mycenaeans were genetically similar, descending mainly from early Neolithic farmers who migrated thousands of years prior to the Bronze Age from Anatolia.
Scientists have obtained and analyzed genome sequences from ancient Minoans and Mycenaeans, shedding light on their origins and relationships. The research suggests that the Minoans and Mycenaeans share a significant amount of genetic heritage from the first farmers of the Aegean Sea.
Charuhas Thakar, a leading expert on acute kidney injury (AKI), has addressed the treatment challenges of AKI as a guest editor for the Advances in Chronic Kidney Disease Journal. Thakar emphasizes the need to view AKI not only as a patient-centric issue but also as a systems quality issue that affects the entire healthcare system.
The Society of Nuclear Medicine and Molecular Imaging recognized Robert E. Henkin, MD, for his 30-year dedication to the field of nuclear medicine, while John M. Hoffman, MD, was honored for his expertise in molecular imaging research and leadership roles in the SNMMI Clinical Trials Network.
The University of Oklahoma offers an NSF Undergraduate Research Program in Structural Biology, providing students with a nine-week research experience. The program helps students develop critical thinking and problem-solving skills through presentations and poster sessions.
Researchers suggest that reversing excitation-inhibition imbalance could alleviate autism symptoms, particularly hyperactivity and social deficits. A mouse model study shows reducing excitatory to inhibitory signaling counters these issues.
Researchers from MIT and Google developed a machine-learning system that can retouch images in real-time, producing visually indistinguishable results from existing algorithms. The system processes low-resolution images, reducing time and energy consumption, and can be applied to a range of styles, including high-dynamic-range images.
Men with problem and pathological gambling addictions are more likely to have suffered childhood trauma, including physical abuse or witnessing violence in the home. The study found that nearly a quarter of those with probable pathological gambling problems had witnessed violence at home as a child.
A study found that ONC201 alters the gene expression of cancer stem cells before killing tumor cells, providing a potential biomarker for response. This effect was not observed in resistant cells, suggesting a predictive gene expression signature may help forecast treatment outcomes.
A study published in PLOS ONE identified the progression of Lafora disease, a devastating form of epilepsy that affects up to 50 young children worldwide. Collaboration with dog owners helped researchers develop effective treatment for both humans and canines.
Researchers have found compelling evidence for a stratosphere on the enormous planet WASP-121b, hot enough to boil iron. The discovery was made using NASA's Hubble Space Telescope and indicates a strong stratosphere on this gas giant exoplanet.
A team of researchers developed a novel biosensor to track drug uptake in cells, overcoming previous limitations. The sensors use fluorescent proteins to monitor drug presence and can be tailored for various enzymes of interest to the pharmaceutical industry.
Scientists develop a phononic crystal structure that can steer and guide surface acoustic waves, or 'nanoquakes,' in devices. The breakthrough could pave the way for lab-on-a-chip biosensors and earthquake protection.
A team of Vanderbilt University researchers has worked out the molecular details of Yatakemycin (YTM), a potent bacterial toxin that prevents DNA replication. The study reveals how YTM stabilizes DNA, making it resistant to repair mechanisms, and could be used to fine-tune its antimicrobial properties.
A Swansea-led consortium has secured £7 million in UK government funding to develop solar power stations in five Indian villages. The project aims to create energy-positive buildings that can generate, store and release their own power.
A new study predicts that South Asia, home to one-fifth of the world's population, will experience extreme heat waves with high humidity by the end of this century if greenhouse gas emissions are not reduced. The region's poor and agricultural communities will be disproportionately affected.
Bystanders can make a difference in acid attacks by removing contaminated clothing and washing off acid with water. Public education and clear guidance for health professionals are also crucial to limit long-term physical and emotional effects.
Researchers from Florida Atlantic University discover that autophagy, a garbage disposal-like process, combined with food absorption and smell influences aging. Smelling food enhances lifespan by 20% in C. elegans worms on restricted diets.
A study found that infants with inhibited temperaments are more likely to be hesitant when trying new foods, while those with exuberant temperaments tend to accept new foods. Researchers observed infant reactions to new toys and food throughout the first 18 months, finding a consistent relationship between temperament and eating behavior.
Researchers found that stopping statin drugs after a first ischemic stroke increases the risk of having another stroke within a year and death. The study suggests that statins should be a lifelong therapy for ischemic stroke patients if needed to lower cholesterol levels.
Researchers developed a portable x-ray fluorescence spectrometry (PXRF) device to measure calcium levels in soils. The device provides accurate data on 20 elements in 60 seconds, improving field assessments for soil scientists.
The University of Delaware has received $6 million in grants from the National Science Foundation to study how viruses impact microbes, with a focus on improving crop yields and developing new drug therapies. The research team will develop microfluidics technology to examine single virus-cell and microbial interactions.
A study found that between 42-71% of prescribed opioids went unused among patients, highlighting the need for personalized pain management. Patients often store prescription opioids improperly and fail to dispose of unused pills safely.
Researchers at Purdue University have discovered a mechanism to deliver tumor-suppressing microRNAs without toxic delivery vehicles. They conjugated the microRNA to a folate molecule, which targets cancer cells while avoiding healthy cells.
Tropical Storm Nalgae showed coldest cloud tops east of its center at -63 degrees Fahrenheit, generating heavy rainfall. The storm is forecast to strengthen and turn north-northeast.
Dellingr, a 6U CubeSat, is set to launch in August with NASA-quality data on the sun's influence on Earth's upper atmosphere. The spacecraft demonstrates a more reliable design and relatively inexpensive technology, addressing previous reliability issues.
A recent study published in Journal of Experimental Biology shows that translocated Latvian lesser spotted eagle chicks are capable of returning successfully to Germany, with only small numbers dying during the migration. This breakthrough offers hope for rescuing the declining German population.
A study published in PLOS ONE suggests that an Australian trapdoor spider diverged from its African relatives two million years ago, contradicting the theory of geographical separation. The researchers propose that long-distance dispersal across the ocean may have played a key role in the spider's evolutionary history.
Researchers at North Carolina State University developed a tool called CIF-CK to create more reactive and adaptable NPCs in games. The tool uses social behavior models to make individual NPCs respond differently to player behavior, leading to a more immersive gaming experience.
The study found a substantial increase in neonatal abstinence syndrome among infants whose mothers were prescribed opioids and psychotropic medications. The absolute risk was highest among women exposed to gabapentin, with concurrent exposure to psychotropic medications increasing severity of withdrawal symptoms.
A smartphone app developed by computer scientists at the University of Waterloo uses an algorithm to direct users on camera positioning for optimal photos. The app, which has shown a 26% improvement in selfie quality, teaches users about composition principles and can be expanded to include additional factors.
Researchers at Duke-NUS Medical School have identified a critical role of spindle matrix proteins in regulating neural stem cell reactivation and proliferation. This discovery could lead to potential stem cell-based therapies for neurodevelopmental disorders, such as microcephaly and Alzheimer's disease.
Scientists successfully corrected a disease-causing mutation in human embryos using CRISPR-Cas9, increasing the probability of inheriting a healthy gene from 50% to 72.4%. The technique also revealed an alternative DNA repair system in human embryos.
Physicians have evaluated a new fabric-based endocervical curettage device, which uses a hook to collect tissue samples. The device reduces discomfort and increases the number of adequate specimens, leading to better results and fewer repeat biopsies.
Researchers from ETH Zurich and Microsoft Research demonstrate that quantum computers can evaluate complex chemical reactions scientifically relevant results. Quantum computers can potentially calculate the reaction mechanism of nitrogenase step by step, but they will serve as a supplement to classical computers.
Researchers from KIT have developed sunglasses with colored, semitransparent solar cells that supply a microprocessor and two displays with electric power. The solar cell lenses are thin and lightweight, generating enough power to operate devices like hearing aids or step counters in indoor environments.
Scientists have identified over 17,000 protein coding genes in the genomes of two closely related megapests, providing a detailed understanding of their genetics and potential weaknesses. This information could lead to the development of new pest management strategies and reduce control costs by billions of dollars annually.
Scientists at the Gladstone Institutes have discovered a method to reprogram specific T cells, turning pro-inflammatory cells into anti-inflammatory ones. This breakthrough could lead to improved treatments for autoimmune diseases and therapies using stem cells.
Researchers successfully corrected a heart condition-causing mutation in human embryos, paving the way for potential treatments and prevention of inherited diseases. The technique uses CRISPR-Cas9 to target specific genetic mutations, offering hope for improving IVF outcomes and curing certain diseases.
Babies born to kidnapped brides in Kyrgyzstan have lower birthweights due to maternal stress, according to a new study. Infants born to kidnapped brides weighed 80-190 grams less than those born in arranged marriages.