A new study reveals that the distinctive, saw-like tooth structure of theropod dinosaurs enabled them to effectively process food, contributing to their success as predators. The discovery sheds light on the evolution of dinosaur dentition and has implications for our understanding of these ancient creatures.
Dr. Fred R. Hirsch, MD, PhD, is honored with the Addario Foundation Lectureship Award for his contributions to lung cancer research, education, and service. The award recognizes his dedication to eliminating lung cancer worldwide through translational-clinical research.
A new study suggests that exogenous glucagon-like peptide 2 (GLP-2) treatment can improve the excretion of toxic bile acids and stimulate liver growth in neonatal pigs with parenteral nutrition-associated liver disease. This finding supports a beneficial role for GLP-2 as a novel therapy in PNALD.
Dr. Candace Lewis, a TGen researcher, has received the 2015 Bisgrove Scholars award to investigate how stressful events in young children affect their DNA and RNA, and potentially influence their behavior later in life.
A multicenter study found that hybrid cochlear implant devices led to significant improvements in hearing and speech recognition among individuals with severely damaged high-frequency hearing. The study showed that 45 participants experienced overall improvement in their hearing and speech recognition, with some achieving profound gains.
Berkeley Lab researchers have generated and detected plasmons with one of the strongest confinement factors ever, confining photon energy to a spatial dimension smaller than its wavelength. This breakthrough enables novel plasmonic devices with extraordinary sub-wavelength confinement.
A European clinical trial shows that therapeutic hypothermia can significantly decrease intracranial pressure in patients with severe traumatic brain injury. The study found a mean reduction of 4.3 mmHg at the first hour of body cooling, continuing throughout the 6-hour hypothermia therapy.
This special series of articles explores the core psychological processes underlying maladaptive thought processes like worry and rumination. The research highlights cutting-edge methodologies and advances our understanding of these processes.
Researchers at Scripps Florida will study RORs, molecules that regulate circadian rhythm and carbohydrate metabolism, to better understand their role in neurological disorders. The new grant aims to expand the understanding of these receptors and develop experimental compounds for treating conditions like depression and bipolar disease.
The study found that neurons in the ventral premotor cortex retain information about objects and generate unique grip patterns. This advances brain-computer interfaces, enabling people with severe paralysis to control robotic arms and hands using their thoughts.
A UCLA-led study found that despite high compliance rates with guidelines for treating traumatic brain injuries, hospitals do not necessarily provide better care. The study analyzed data from 14 Los Angeles County trauma centers and found significant variability in mortality rates and procedure adherence.
A study by MIT economists found that pharmaceutical firms tend to invest more in drugs for earlier-stage cancers, resulting in a lack of investment in late-stage cancer treatments. This has resulted in a loss of 890,000 life-years among people diagnosed with cancer in 2003.
Researchers have made significant progress in identifying growing localised patterns as early indicators of freak waves. By resolving the nonlinear Schrödinger equation, they can extract pertinent information from localised disturbances' characteristics, shedding light on complex dynamics.
Researchers at Barrow Neurological Institute found that Massot's modern neurosurgical techniques played a critical role in Kutuzov's survival and ultimate victory over Napoleon. The brain surgery allowed Kutuzov to make the best decision, avoiding a confrontation with Napoleon's superior forces.
New research confirms Washington D.C. is sinking rapidly, with a projected six-inch drop by 2100, exacerbating flooding and sea-level rise concerns. The study's detailed field data reveal the region's land subsidence is primarily driven by geological processes, not human influence.
A new study at McGill University found that the brain's capacity to learn is influenced by individual predisposition, rather than just training. The research used brain imaging studies of young adults with little musical background, showing a clear distinction between innate talent and training-induced plasticity.
The Medicare and Medicaid programs are critical components of the US healthcare system, serving over 111 million people. They face significant challenges in adapting to a changing healthcare landscape while navigating conflicting priorities from beneficiaries, practitioners, and policymakers.
A new study using facial motion capture technology identifies distinct differences between children with childhood apraxia of speech and those with other speech disorders. The research found that children with apraxia of speech exhibited greater variability in lip and jaw movements, indicating a lack of control.
Sandia National Laboratories is helping Red and White Fleet design, build, and operate a high-speed hydrogen fuel cell passenger ferry and hydrogen refueling station. The project aims to reduce emissions and improve air quality in harbor areas.
Researchers at Washington State University have found that UVC light can effectively inactivate up to 99.9% of foodborne pathogens on apples and pears, but listeria was more resistant. The technology is simple to implement and inexpensive, making it a promising solution for organic fruit processors.
Wild chimpanzees in Uganda's Budongo Forest are increasingly eating clay to supplement the minerals in their diet, which also helps them 'detox' and digest their food. The researchers observed that accessing clay with leaf sponges provided higher mineral concentrations than taking clay-water or clay directly from the ground.
UC Davis researchers estimate that the total costs of caring for people with autism spectrum disorder will range from $162 to $367 billion in 2015 and potentially reach $1 trillion by 2025. The study recommends increased investment in research and early intervention programs to reduce these costs.
A US patent has been granted to Oregon researchers for their fractal-based approach to electronic implants that match up with specific neurons. The technology, developed by University of Oregon physicist Richard Taylor, aims to overcome biological rejection issues and toxicity concerns in current implant designs.
A University of Texas at Arlington study reveals that sea stars have an immune response characterized by various types of immunities, including the first melanin gene ever recorded in a sea star. The team also found changes in genes related to collagen and nervous system function, which may contribute to the disease's effects.
Researchers found that memory T cells specific to parasite infections can form in the skin, setting up a defense against future infections. This discovery could inform efforts to develop an effective vaccine for leishmaniasis and other diseases like tuberculosis and leprosy.
A new study reveals that skipping breakfast triggers major blood sugar spikes and impairs insulin responses in type-2 diabetics throughout the day. The researchers found that fasting until noon causes extraordinary glucose peaks after lunch and dinner, highlighting the importance of not skipping meals for diabetics.
Scientists at EPFL have successfully distinguished between the disease-causing aggregation forms of proteins using step-by-step imaging. This breakthrough can help change pharmaceutical treatment of neurodegenerative diseases like Alzheimer's, Parkinson's, and Huntington's, which are caused by misfolded protein aggregates.
Researchers from the University of Maryland have described a new definition of chaos that can be applied to a wide range of chaotic systems. Expansion entropy, a flexible type of entropy, is used to identify chaotic behavior in models that are forced by external inputs. This new definition has the potential to help advance computer mod...
Researchers found that the same brain cells are engaged during memory formation and retrieval, challenging long-standing debate. The study used molecular imaging to identify specific cells in the hippocampus responsible for accurate memory performance.
A major European mouse study has identified the roles of 320 genes in mice, shedding light on their functions and potential links to human diseases. The study, led by Helmholtz Munich, provides valuable insights into genetic variations that can be used to develop personalized medicine approaches.
Scientists use new technology to determine grizzly bears' protein intake and mercury levels by analyzing a single hair sample. The technique has potential applications in determining the recovery of threatened bears and their habitat needs.
A study found significant improvements in insurance coverage, access to a personal physician and medications, affordability, and health after the ACA's first two open enrollment periods. The largest gains were among racial/ethnic minorities, suggesting reduced disparities in access to care.
The Global Precipitation Measurement (GPM) core satellite measured rainfall rates of up to 50 mm/h near the center of Tropical Depression 08E. The depression was forming over the Eastern Pacific Ocean when GPM flew overhead on July 27, 2015.
A study found that white patients and larger, well-supported institutions have higher participation rates in pharmacogenomic trials. Conversely, racial diversity at hospitals decreases participation rates for both white and nonwhite patients.
A recent study suggests that Australian humpback whales should be downlisted from threatened species status due to remarkable population growth rates. The East and West Coast populations have increased by 63% and 90%, respectively, since the whaling era.
Researchers found that baby rats whose mothers were fed a high-fat diet had smaller bitter taste receptors in their hearts and larger hearts than normal, suggesting an impact on cardiovascular health.
Neurology researchers evaluated evidence-based tests for clinical cognitive assessment, recommending improvements to determine differential diagnoses and guide intervention. The study aims to enhance quality in cognitive assessment by providing insights on selecting tests for the Neurobehavioral Status Exam.
The study reveals how lysine acetylation in histone tails influences gene activity by altering their structure. This modification makes DNA molecules more accessible to effector proteins, leading to increased gene expression.
A new study suggests that the world's deserts may be storing significant amounts of climate-changing carbon dioxide, with estimates suggesting up to 20 billion metric tons stored in underground aquifers. This discovery could improve models used to predict future climate change and enhance calculations of the Earth's carbon budget.
Researchers have found that sea levels in the Chesapeake Bay region deviate from global trends due to glacio-isostatic adjustment, with implications for future subsidence and sea-level rise. The study suggests that the region will continue to experience subsidence for millennia, exacerbating coastal erosion and resource loss.
A new study reveals that parents with low health literacy are less likely to choose government-recommended weight-loss strategies for their children. Parents with higher health literacy select more weight-control strategies, including neutral methods like counting calories.
A new study from Duke University found that plant light-sensing molecules were inherited from ancient algae, contradicting the prevailing idea of bacterial origins. The researchers analyzed 300 DNA and RNA sequences from phytochrome proteins in a wide range of algae and land plants.
BGU researchers discovered that infected cellphones can use GSM phone frequencies to exfiltrate small bits of data, such as security keys and passwords, from 'air-gapped' computers. The 'GSMem' malicious software uses electromagnetic waves from phones to receive and transmit data over long distances.
A study found that 26.3% of dialysis patients missed sessions and 66.1% received treatment at non-regular units after Hurricane Sandy. Patients with emergency packets had their medical records stored at home, highlighting the need for preparedness.
Researchers link positive and negative mood to daily pain in rheumatoid arthritis patients, suggesting that interventions targeting depression and momentary mood may improve pain and quality of life. The study's findings may have implications for individuals with chronic pain beyond rheumatoid arthritis.
A study by Moffitt researchers found significant economic and health disparities in the LGBTQ community, including higher rates of poverty, lack of health services, and certain types of cancer. The study highlights the need for increased awareness and targeted interventions to address these disparities.
Researchers found that multidrug-resistant bacteria were widespread among African wildlife, including species with high exposure to antibiotics through diet. These findings suggest that wildlife may serve as sentinels for antimicrobial resistance in ecosystems, providing clues to the spread of resistant microbes.
Scientists from InSilico Medicine have developed an approach to screen and rank geroprotective drugs using big data analysis, identifying compounds with potential geroprotective properties. The Geroscope software was applied to gene expression data derived from stem cells to select five drugs that displayed geroprotective action.
A large-scale trial of deep brain stimulation for treatment-resistant depression found no significant reduction in symptoms. The study's results challenge the use of this therapy for depression, but experts suggest alternative approaches may be beneficial.
A pediatrician at Cincinnati Children's Hospital Medical Center warns that recycling older electronic equipment poses a lead poisoning risk to children. Elevated blood lead levels have been detected in two cases, highlighting the importance of preventing take-home exposure to hazardous chemicals and substances.
BMJ has partnered with the European Society for Medical Oncology (ESMO) to publish a new open access cancer journal called ESMO Open. The journal will cover various aspects of cancer treatment and include study protocols and phase I clinical trials. It aims to provide rapid access to high-quality research on cancer care worldwide.
A 15-year trend analysis found decreased rates of all-cause mortality, hospitalization, and expenditures among Medicare beneficiaries aged 65 years or older. Average inflation-adjusted inpatient expenditures per beneficiary declined from $3,290 to $2,801, indicating improved healthcare outcomes.
Researchers at DKFZ found a new control mechanism that regulates mitochondrial fusion and fragmentation, improving energy production. Adding stearic acid to fly food enhanced mitochondrial performance, suggesting potential therapeutic applications for mitochondrial diseases.
A new model suggests that template-assisted ligation could have enabled the leap from monomers to self-replicating polymer chains in primordial soup. The model proposes a cycle between 'day' and 'night' phases, driven by environmental changes, where polymers join together to form longer chains via template-assisted ligation.
Outpatient pharmacy expenditures totaled $475,718,130 for publicly insured children with serious chronic illness in California. Antihemophilic factor was the most expensive medication, accounting for 98% of its class's expenditures and 41% of total pharmacy expenditures.
A two-step regimen of experimental vaccines against Middle East respiratory syndrome (MERS) prompted immune responses in mice and rhesus macaques, producing broadly neutralizing antibodies against multiple strains of the MERS coronavirus. Vaccinated macaques were protected from severe lung damage when later exposed to MERS-CoV.
Significant improvements were made in National School Lunch Program nutrition for middle and high school students after the US Department of Agriculture updated its nutrition standards in 2012-13. At least 80% of secondary students attended schools that offered nonfat milk and fruits and vegetables daily by 2013.
A study has identified a novel microRNA, miR-181a-5p, as a potential diagnostic breast cancer biomarker in the blood. The use of Droplet Digital PCR technology enabled the accurate quantification of this miRNA, which showed significant downregulation in the serum of patients with breast cancer.
The RED Epic Dragon camera is capable of recording images with six times more detail than previous cameras, capturing high-resolution footage of astronauts on the International Space Station. The camera's ability to record at high resolution and up to 300 frames per second makes it ideal for science investigations and dynamic events.
A new study shows that children with cancer can benefit from adapted physical activities, such as dog sledding, which improves their physical and psychological health. The expedition successfully completed by the children demonstrated statistically significant improvement in both areas.
Researchers found that auctions with intense time pressure and social competition lead to higher bids due to emotional arousal. Ascending auctions were more rewarding for participants than descending ones.
A new therapy called HF10 has been shown to provide significantly greater long-term relief for chronic back and leg pain compared to traditional SCS therapy. The study found that patients receiving HF10 therapy experienced a higher percentage of pain reduction and reported higher levels of satisfaction.
Researchers from Ludwig-Maximilians-Universität München elucidated the molecular level interactions between an inherited mutation and a spontaneous somatic mutation in Ewing's sarcoma. The team discovered that a germline susceptibility variant increases risk for the disease by interacting with a driver mutation, promoting tumorigenesis.
Researchers at Arizona State University have created a novel nanosheet that emits light of all visible colors, producing a white laser. This technological advance brings lasers closer to being a mainstream light source, potentially replacing LEDs in various applications.
Researchers at Queen's University Belfast have developed a new technology to remove carbon dioxide from natural gas, making it safer and more efficient. The process uses a mixture of water and ionic liquids, offering commercial opportunities for reduced environmental impact.
A new tool called the Kinase Addiction Ranker (KAR) improves the ability to match drugs to disease by predicting what genetics are truly driving a patient's cancer. The tool clarifies the best drug or combination of drugs that targets specific genetic abnormalities, leading to more effective treatment options.
A study published in Radiology found associations between specific cardiovascular risk factors, such as alcohol consumption and smoking, and reduced brain volume in key regions. These findings suggest that risk factors may be early indicators of cognitive decline and Alzheimer's disease.
Researchers found that CF microbes thrive in saliva and mucus with limited oxygen, leading to severe symptoms. Hydrogen sulfide levels in sputum samples correlated with less severe disease.
A study found that older participants were more efficient in their search tasks despite taking longer to complete them, suggesting new ways to support consumers of health information. Younger participants used an analytical approach to find the desired results.
Researchers found that early life stress can alter gut microbiota, leading to anxiety and depression-like behavior. Transplanting stressed mice with altered bacteria into germ-free mice showed the bacteria's impact on host behavior, highlighting the complex interaction between gut microbiota and its host.
A Pitt study reveals how ancient proteins like RAD51 paralogues repair damaged DNA and their potential role in tumor development. The findings suggest that targeting these proteins could be a way to tailor cancer therapies.
A new study suggests that higher education's impact on economic development is influenced by geography, available skills, and knowledge, as well as networks of local companies. The research highlights the importance of considering these contextual factors in policy-making to maximize the positive effects of investment in education.
Researchers found that cortisol administration significantly reduced cravings for heroin in addicts, with a 25% decrease seen on average. The study suggests that cortisol may have inhibitory effects on addiction-related memory and behaviors.
Researchers at Princeton University have developed a new chemical reaction that breaks the strongest bond in a molecule instead of the weakest. Using a two-component catalyst system, they selectively activate the strongest bond through proton-coupled electron transfer (PCET), allowing access to previously inaccessible compounds.
Researchers at the University of Pennsylvania found that sleep deprivation significantly reduces aggression in fruitflies, impairing their mating success. They also identified a molecular pathway involving octopamine signaling that governs recovery of aggressive behaviors.
Researchers analyzed data from the Irish Longitudinal Study on Ageing and found a significant link between serious falls causing injury in older men taking certain medicines with potent anti-cholinergic effects. The risk was more than twice as likely in men compared to women.
Researchers have successfully developed chill-tolerant sugarcane hybrids that can grow at lower temperatures, similar to Miscanthus grass. The miscanes outperform sugarcane in cooler conditions, maintaining productivity without losses, offering a promising alternative for sugar and biofuels production in the US.
A study found that tailored mobile health technologies can help patients with chronic kidney disease take their medications appropriately, with a 5% error rate. The technologies were designed to provide safe and easy-to-use medication guidance for patients.
A new study found that climate models significantly disagree on the amount of atmospheric carbon dioxide sequestered in Northern Eurasian tundra and boreal ecosystems. The region's land carbon sink has been strengthening in recent decades, but some models now show signs of weakening.
A study found that hospitals penalized in the HAC Reduction Program often offered advanced services, were major teaching institutions, and had better performance on other measures. However, hospitals with higher quality scores were penalized more frequently, suggesting measurement issues with the program.
Annual tobacco tax increases in New Zealand are projected to lead to significant health gains and cost savings, particularly among indigenous populations. The study found that Māori populations would experience a 3.7 fold increase in quality-adjusted life-years (QALYs) compared to non-Māori populations.
A new study published in the Journal of Epidemiology and Community Health found that reducing street lighting at night does not lead to an increase in road traffic collisions or crime. Local authorities can safely reduce energy costs and carbon emissions by carefully assessing risks, according to the researchers.
Over a 15-year study of older Medicare patients, Yale School of Medicine researchers found significant improvements in health outcomes. The team discovered an estimated 20% drop in mortality rates and 30% fewer hospitalizations compared to the initial years of the study.
A continuous quality improvement (CQI) approach was introduced to 30 sites across Uganda to improve voluntary medical male circumcision (VMMC) quality. The initiative led to significant improvements in compliance with national standards, with teams using a 53-indicator quality assessment tool to measure progress.
A team of researchers has recovered a magnetic field record from ancient minerals for Iron Age southern Africa, combining it with the weakening Earth's magnetic field. The data suggests that the region beneath southern Africa may be responsible for some recent and future pole reversals.
A new microfluidic technique allows for efficient epigenomic analysis using minimal cells, paving the way for personalized treatment strategies. The technology reduces testing requirements from 10 million cells to just 100 cells, enabling studies of diseases such as stem cell differentiation, inflammation, and cancer.
A big data study found that triamterene significantly lowers blood pressure when taken with hydrochlorothiazide, a commonly prescribed diuretic. The combination of the two drugs consistently reduces blood pressure in patients with or without other antihypertensive agents.
The NASA-led group has developed a wide-field-of-view imager capable of detecting soft X-ray emissions produced when the solar wind encounters neutral gas, including Earth, Mars, and comets. The imager uses Lobster-Eye optics to focus soft X-rays onto a plane located at half the radius of the sphere.
A new study found evidence of activity in response and disease stabilization rates, reduction in liver metastasis volume, and improved quality of life scores in patients with advanced pancreatic cancer treated with omega-3 fatty acids. The results suggest potential benefits of combining omega-3 fatty acids with chemotherapy agents.
Researchers developed a theoretical model to explain the origins of self-replicating molecules. Their work suggests that complex polymers can form rapidly through a template-assisted ligation mechanism, which would have allowed early life on Earth to emerge.
Researchers have successfully controlled phase changes in GST material using laser light, achieving rapid and reversible changes in electro-optical properties. The results suggest GST may be a good substitute for silicon materials, with potential implications for flexible displays, logic circuits, and universal memory.
A study published in Evolution and Human Behavior found that people prefer to follow the pack, with higher IQs being more strategic in their choices. The research suggests that conformity is essential for cultural evolution, as it allows us to copy successful behaviors and avoid mistakes.
A global study found that chronic hepatitis B virus infection affects approximately 248 million people worldwide, with a disproportionately high burden in some countries. The prevalence of the disease varies significantly between countries, with up to 20% of the population infected in certain regions.
Researchers at FAU will use unmanned surface vehicles (USVs) to conduct on-water bridge inspections, reducing costs and improving efficiency. The USV-based system will enable automated inspection of bridge pilings and supports, overcoming challenges such as fast-flowing tidal currents and difficult underwater conditions.
Researchers visualize pyrene linked to a single-walled carbon nanotube using high-resolution transmission electron microscopy. This breakthrough methodology could provide indispensable information on molecular interactions, enhancing the efficiency and lifespan of organic devices.