A study by the University of Montreal found that Caucasians and Asians recognize faces in distinct ways, with Caucasians analyzing facial features like eyes and mouth, while Asians consider the entire face. This difference affects their ability to identify emotions, particularly negative ones.
Dartmouth researchers have received a five-year $18.8 million grant from the US Department of Energy to develop cyber security tools for the power grid. The 'Smarter Grid' project aims to integrate information technologies with real-time authentication, integrity, and confidentiality.
Researchers found that infants as young as five months old engage in joint attention with adults, activating the left prefrontal cortex, a region involved in complex cognitive and social behaviors. This suggests that the human brain develops this important social skill surprisingly early in infancy.
A University of Central Florida researcher has created a low-cost vaccine against two deadly diseases, malaria and cholera, offering long-lasting immunity to mice. The breakthrough uses genetically engineered plants to produce the vaccine, which could be produced in large quantities at a fraction of the cost of traditional methods.
Researchers reconstruct primate brain evolution to clarify the Hobbit's brain size, suggesting a strong selective advantage for increased brainpower. The study supports the hypothesis that the Hobbit's small brain was adapted to local ecological conditions on Flores.
A recent study examines the ethics of transplant tourism, where patients travel to countries like China and India for transplantation. US medical societies have crafted guidelines to advise clinicians on caring for transplant tourists, who may face sub-standard care and post-transplant infections.
A new study shows that transferrin, a blood protein, can alleviate anemia and prevent fatal iron overload in humans. The research, conducted at Albert Einstein College of Medicine, suggests that treatment with transferrin could benefit people with thalassemia and other types of anemia.
A study by Tufts University found significant variation in calorie density among 'low-calorie' pet foods, ranging from 217 to 440 kcal/cup. This can lead to confusion among pet owners and may result in pets not losing weight or even gaining weight if owners follow the recommended feeding directions.
Researchers at Northwestern University have developed a new material that permanently traps only the desired radioactive ion, cesium, from a sodium-heavy solution. The synthetic material, made from layers of a gallium, sulfur and antimony compound, sequesters 100% of the cesium ions while ignoring all the sodium ions.
Patients with symptomatic paroxysmal AF who didn't respond to antiarrhythmic drugs showed better outcomes with catheter ablation, achieving higher success rates in rhythm control and quality of life. Catheter ablation demonstrated a favorable safety profile, making it an attractive alternative for treating this condition.
Using a stacked arrangement, researchers observed single photons traveling through dielectric materials with significantly reduced transit times. This phenomenon can be explained by the wave properties of light and its behavior when interacting with specific material layers.
Researchers found that lankacidin and lankamycin, two antibiotics produced by streptomyces, are more effective when used together against MRSA and other pathogens. The combination prevents protein assembly and inhibits bacterial growth, offering a new strategy for fighting antibiotic-resistant infections.
A new study finds that people who use more empathetic language also have increased activity in brain regions responsible for producing and understanding intonation. This suggests a link between emotional intelligence and the ability to perceive prosody, or the 'music' of speech.
Researchers have developed a new formula to analyze changes in complex systems, enabling detailed maps of their evolution. This tool can be applied to various fields, including neuroscience, air traffic control, and public health.
A landmark study published in JAMA found that catheter ablation significantly improves quality of life and reduces symptoms of atrial fibrillation compared to drug therapy. The treatment, which destroys abnormal heart tissue, resulted in a 66% success rate for patients with no recurrent irregular heartbeats or symptoms.
The National Science Foundation grant will help scientists study the response of amoebae to electric fields, which could reveal genes and molecules responsible for detecting these signals. This knowledge could have implications for wound healing and tissue engineering, as well as basic science research.
A new study suggests that sex differences in jealousy are rooted in individual personality traits rather than evolutionary origins. Men with a dismissing attachment style tend to be more upset by sexual infidelity, while securely attached individuals find emotional betrayal more distressing.
Researchers have discovered that lung cancer tumors alter the odor of bodily fluids, allowing for early detection through trained animal sensors and chemical analysis. The findings hold promise for improving diagnostic and prognostic approaches to lung cancer treatment.
A new study found that UV-blocking contact lenses can reduce or eliminate the effects of the sun's harmful UV radiation. The lenses, such as Senofilcon A, provide an additional layer of protection against UV-induced damage to the cornea and lens, including cataracts.
Researchers found that hospital volume accounts for as much as 79% of observed differences in hospital quality, making high-volume hospitals a better choice for patients. Despite being marketed as superior, top-rated hospitals do not consistently deliver better outcomes than lower-rated but higher-volume facilities.
Researchers examine delivery of end-of-life care in Pennsylvania prisons, developing intervention toolkit and educational strategies to address racial/ethnic disparities and optimize patient care. The study aims to provide insights into delivering high-quality healthcare in complex organizations.
A study found that deep brain stimulation (DBS) of the nucleus accumbens improved symptoms of depression and anxiety in patients with severe treatment-resistant depression. The procedure showed promising results with minimal side effects.
Shinya Yamanaka has developed a method to reprogram adult skin cells into pluripotent stem cells, eliminating the need for embryos. This breakthrough will aid research into preventing birth defects and improving baby health.
A team of Florida State University researchers has developed a way to measure the levels of zinc ions in biological samples using fluorescence microscopy. This technique could lead to better understanding of zinc's role in various physiological processes, including cell division, DNA synthesis, and immune function.
A new study by Oregon State University researchers found that parents' perceptions of their children's athleticism have a direct impact on the children's activity levels. Parents who think their children have athletic ability are more likely to provide instrumental and emotional support for physical activity.
A study found that preoperative computed tomography (CT) use among women of reproductive age coincided with a significant decrease in negative appendectomies. The increased utilization of CT and advances in technology led to improved diagnosis and reduced false-positive diagnoses, resulting in lower unnecessary surgeries.
A research team from the National Institute of Standards and Technology (NIST) has developed a new method to detect subtle clues to environmental threats affecting blue crabs. By analyzing metabolite levels in blue crab hemolymph using nuclear magnetic resonance (NMR) spectroscopy, they found biomarkers that can identify specific sourc...
New evidence constrains the age of last Neanderthals in southern and western Iberia to 37,000 years ago. This finding counters previous speculations and has significant implications for understanding archaic features found in fossils.
A new study from UC Davis reveals that Hsp70 proteins indeed chaperone chloroplast proteins across membranes, challenging prevailing wisdom. The research demonstrates the conservation of transport machineries across cellular bodies through evolution.
A study published by Dr. Stephanie Fuller at the Society of Thoracic Surgeons found that deep hypothermic circulatory arrest (DHCA) does not impair language skills, attention, and other neurocognitive abilities in school-age children. The use of DHCA was not predictive of worse performance for any neurodevelopmental outcome.
Treating adults with septic shock with intensive insulin therapy did not result in a reduced risk of in-hospital death compared to conventional insulin therapy. Patients treated with intensive insulin experienced significantly more episodes of severe hypoglycemia than those in the conventional treatment group.
Researchers measured the rate of destruction for sulfuryl fluoride, nitrogen trifluoride, and trifluoromethyl sulfur pentafluoride by reacting them with atomic oxygen. The results suggest that these compounds will remain in the atmosphere for long periods, potentially increasing global warming.
A recent study by Johns Hopkins Medicine found that pediatricians often fail to follow up with families after referring children with suspected developmental delays for further testing and treatment. This can lead to delayed treatment and poorer outcomes for these children. The study highlights the need for improved referral systems an...
A new study found that childhood obesity can increase the risk of future heart disease and stroke as early as age 7, regardless of other health factors. Obese children had abnormal blood markers, including inflammation and clotting, compared to their lean counterparts.
Researchers at University College London have uncovered a previously lost Roman law code, the Codex Gregorianus, which dates back to AD 300. The fragments contain responses by emperors to public questions on legal matters, offering new insights into ancient Roman law and its enduring legacy.
A new software technology allows doctors to visualize 3D images of heart arteries in the catheterization lab, improving assessment and treatment of coronary artery disease. This can reduce radiation exposure and decrease analysis time for cardiologists.
Biodiversity in Oklahoma's rivers is declining due to environmental changes like water pollution, habitat destruction, and climate change. Freshwater mussels play a crucial role in biofiltration and ecosystem services, highlighting the need for sustainable water management.
A UK study found that ethnicity and previous births significantly impact breastfeeding duration. The research identified that White mothers were more likely to stop breastfeeding compared to non-White mothers, highlighting the need for tailored support programs.
A new study with Brazilian dwarves suggests human growth hormone deficiency has no effect on normal lifespan. Contrary to previous claims, HGH levels do not seem to positively or negatively impact lifespan.
The International Journal of Intelligent Transportation Systems Research aims to foster wide-ranging discussion across disciplines to find solutions to future transportation systems and their impact on society. The journal will publish original research and survey papers, aiming to meet the needs of today's world.
Researchers found reduced p16INK4a RNA expression and demethylation of the gene in 55% of patients, suggesting a novel susceptibility marker. Low to moderate 16INK4A protein expression was also detected in 45% of retinoblastoma tumor specimens.
A new study links commonly used antidepressants to delayed lactation in postpartum women. The medication's impact on serotonin regulation in the breast may contribute to this issue. Researchers call for more human research before making specific recommendations regarding SSRI use during breastfeeding.
Researchers have developed a micro-implant that clears scar tissue and delivers progenitor cells to the eye, increasing cell survival by 9-fold. The implant's scaffolding uses electrospinning to produce biodegradable fibers with pockets containing enzymes that degrade local scar tissue.
A proteomics study reveals prohibitin1 as a protein involved in taxane resistance, which could be targeted with drugs to make cancers more susceptible to chemotherapy. Suppressing prohibitin1 may also serve as a biomarker for predicting patient response to chemotherapy.
A study published in Radiology found that computed tomographic colonography (CTC), or virtual colonoscopy, is a safe and effective screening tool for older adults. The advanced neoplastic prevalence was 7.6 percent, with no significant difference in accuracy compared to younger patients.
A team funded by the National Science Foundation is returning to Haiti to investigate the cause of a January magnitude 7 earthquake. The geologists will collect crucial data to assess whether the quake could trigger another major event, and provide important insights into the cause of the disaster.
University of Florida researchers are developing a gene therapy to treat Pompe disease, which causes severe muscle weakness and breathing difficulties. The treatment involves delivering a corrective gene directly to the diaphragm using an adeno-associated virus, with clinical trials expected to begin soon.
Researchers at UC's College of Design, Architecture, Art, and Planning have developed an online toolkit to help educators assist children with dyslexia. The 'Reading by Design' project uses a multisensory approach to increase reading and retention abilities for children aged 9-11 with dyslexia.
Researchers at Kansas State University found that antioxidants can cause harm by suppressing key signaling mechanisms necessary for muscle function. The study suggests that increasing blood flow and oxygen delivery to the skeletal muscle is crucial during physical activity.
Researchers at the University of Utah discovered that platelets can reproduce themselves in the circulation, increasing their numbers. This finding has significant implications for treating low platelet counts and transfusion medicine.
Researchers from EMBL have discovered the molecular structure of a key protein involved in cellular communication systems that are affected in neurodegeneration, cancer and cardiovascular disease. The study provides insights into how this protein functions and how it can be targeted with drugs to develop new treatments.
Researchers at the University of Texas Health Science Center at Houston are working on cutting-edge projects to protect girls from cervical cancer and develop new approaches for treating colon cancer. The center has received over half of the $61M awarded by CPRIT, with grants totaling $4.5M.
Researchers have designed and tested experimental antennas that are highly efficient and remarkably small, potentially useful for emergency communications devices, micro-sensors, and portable ground-penetrating radars. The novel antennas radiate up to 95% of an input radio signal while defying normal design parameters.
Research finds that intensive glucose control can lower blood glucose too far, increasing mortality risk in patients with type 2 diabetes. The study suggests that blood glucose level targets should have both upper and lower limits to minimize the risk of hypoglycemia.
Researchers at NIST found that standard-sized refrigerators without freezers outperform smaller, dormitory-style refrigerators in storing vaccines. The study identified several best practices for vaccine storage, including keeping vaccines away from the door shelves and walls to prevent temperature drifts.
Aged mice treated with a macrophage-specific growth factor exhibit enhanced resistance to bacterial infection, indicating potential therapeutic strategies for healthy aging. The study's findings provide insight into the underlying immune dysfunction contributing to age-related increased susceptibility to infections.
A new study by University of California, Berkeley researchers found that women with higher blood levels of PBDEs took longer to become pregnant compared to those with lower levels. The study linked each 10-fold increase in PBDE concentration to a 30% decrease in the odds of becoming pregnant.
A new study published in the New England Journal of Medicine suggests that reducing daily salt intake can prevent up to 120,000 fewer cases of heart disease, strokes, and heart attacks. The European Society of Cardiology calls for EU-wide legislation to restrict salt content in processed foods.