Researchers successfully sent highly accurate clock signals across hundreds of kilometers using optical fiber links, overcoming challenges to transmit stable signals over long distances. The achievement brings scientists closer to redefining the second and enabling ultra-precise navigation and other applications.
A new study aims to determine whether intravenous insulin delivery is more effective than standard shots in improving stroke outcomes. Researchers hope to find ways to lower high blood glucose levels quickly and safely after a stroke, which can worsen brain damage.
A study found that amoxicillin-clavulanate triggers groups of propagated contractions within the small intestine, improving small bowel transit and influencing gut microbiome. The antibiotic may be effective in patients with alterations of duodenal phase III, chronic symptoms of intestinal pseudo-obstruction.
A study by Oregon Health & Science University found that restricting pacifiers in a hospital setting decreased exclusive breastfeeding rates and increased formula consumption in breastfed infants. The researchers argue that the effect of pacifier use on breastfeeding has not been well-established, warranting further scientific inquiry.
A study of 449 patients found that follow-up CT scans had positive findings in 32.9% of cases with inconclusive abdominal ultrasound results, while 42.7% were non-significant and 11.7% equivocal. The exams were most useful for diagnosing renal lesions.
A new anti-dandruff shampoo using green tea polyphenols has been developed by GHSU researcher Dr. Stephen Hsu, eliminating toxic ingredients found in conventional shampoos. The product, ReviTeaLize, works by promoting the skin's metabolic equilibrium and shielding against autoimmune diseases.
Researchers found that most African-American breast cancer survivors were satisfied with their treatment but lacked access to critical information about treatment options, support services, and clinical trials. Only 62% of women received information about support services, while nearly half said they wanted such services.
Michigan State University researchers Merlin Bruening and Greg Baker have invented a high-performance membrane protein purifier that can simplify the process of isolating desired proteins. This innovation has the potential to reduce costs, speed up new drug development, and improve pharmaceutical efficiency.
The Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center is conducting clinical trials on mood and anxiety disorders, including depression, and testing the effectiveness of dialectical behavior therapy (DBT) for teenagers who have attempted suicide or engaged in self-harm behaviors.
Two scientists, Elaine Fuchs and Howard Green, have been awarded the March of Dimes Prize in Developmental Biology for their groundbreaking research on skin stem cells and inherited skin disorders. Their work has saved thousands of lives and holds promise for new therapies for baldness and other diseases.
A new study found that people engage in media multitasking despite knowing it impairs their performance, as it provides an emotional boost. The research recruited 32 college students to record their activities for four weeks, showing that multitasking was more likely when cognitive or habitual needs were present.
Researchers have found that lactoferrin has various health benefits, including wound healing and protection from bacterial, viral, fungal and protozoal infections. The protein is also being explored as a potential therapeutic agent for cancer prevention and treatment.
Researchers estimate that screening mammography for women aged 40-49 with a twofold increased risk level of breast cancer has similar benefits and harms as average-risk women who start biennial screening at age 50. Factors such as family history and dense breasts increase risk by twofold.
Researchers have identified FANCM's crucial role in recombination during genetic inheritance. The gene ensures ordered distribution and recombination of genetic material in germ cells of thale cress, a model organism.
A national cohort of recent medical school graduates revealed significant disparities in general surgery board certification among women and minority groups. The study found that these groups were more likely to leave the surgery workforce or not complete the certification process, impacting patient care and healthcare outcomes.
Researchers confirm that Avastin and Lucentis yield similar improvements in vision for patients receiving monthly or as-needed treatment. The year-two results of the Comparison of AMD Treatment Trials (CATT) support the findings from the first year of the study.
The image share project enables patients to distribute medical images to their physicians quickly and securely. Patients can own their exam and control distribution, while physicians gain anytime, anywhere access to reduce unnecessary radiation exposure.
Researchers found that teenagers with abnormally high uric acid levels were twice as likely to have high blood pressure. Elevated uric acid persisted even after adjusting for other factors, suggesting it may be an independent driver of high blood pressure.
A large study of 1,896 14-year-olds found differences in brain networks that precede drug use and are associated with impulsivity. The findings suggest that certain teenagers are at higher risk for drug experimentation due to their brain's structure and function.
Research shows that nearly one-third of apartment dwellers report smelling tobacco smoke in their buildings, with children being more vulnerable. A smoke-free building is crucial to protect shared indoor air, and residents receiving government housing subsidies are more likely to experience exposure.
A combination of two diabetes drugs, metformin and rosiglitazone, was more effective in treating youth with recent-onset type 2 diabetes than metformin alone. The study found that adding intensive lifestyle intervention to metformin provided no additional benefit.
A recent study by the American Academy of Pediatrics found that adolescent violence can be attributed to parental attitudes and behaviors. Teens who fight often model what they see adult relatives do, highlighting the importance of involving parents in prevention programs.
A recent study presented at the Pediatric Academic Societies annual meeting found a significant link between recognition of TV alcohol advertisements and underage drinking. The study showed that 59% of underage youths previously drank alcohol, with those familiar with TV ads more likely to engage in binge drinking.
A teen-led study using simulators found that texting while driving poses significant risks, with drivers making more mistakes when their phones are in view or hidden. The research suggests that there is no 'safe' way to text and drive, emphasizing the need for stronger laws and education.
A new prototype technology demonstrates all three primary laser colors coming from one material. This breakthrough could lead to making products such as high-performance digital displays that employ a variety of laser colors.
A new study published in Genome Biology reveals that breastfeeding leads to a wider range of beneficial microbes in the infant's gut compared to formula feeding. The research also shows that breastfed infants' immune systems have developed to cope with the differences, promoting intestinal stability and defense against pathogens.
Researchers have identified an ancestral Alu element in orangutan genomes, which has uniquely multiplied within the species. This discovery provides insights into primate evolution and diversity, with implications for understanding speciation processes.
Climate change could cause ocean currents to operate in a surprising way, mitigating the warming near Pacific island coral reefs. These islands may become isolated refuges for corals and fish, thanks to enhanced upwelling processes driven by the Equatorial Undercurrent.
Researchers have created a tiny, prototype middle-ear microphone that can be implanted in the ear to avoid problems with current cochlear implants. The device has been successfully tested in cadavers and aims to reduce size and improve sound detection abilities for future human testing.
A new study finds that adolescents and young adults who recognize TV ads for quick-service restaurants are more likely to be overweight. The researchers surveyed 3,342 youths ages 15 to 23 years and found that those who recognized more ads were over twice as likely to be obese compared to those who recognized few ads.
Researchers have reevaluated the Yellowstone volcano's history, finding that its biggest eruption was actually two separate events 6,000 years apart. This new understanding may lead to a revised likelihood of another large eruption in the future.
A new bioluminescent real-time reporter (BART) technique combined with loop-mediated isothermal amplification (LAMP) detects genetically modified crops at 0.1% GM contamination levels, surpassing EU limits. This approach simplifies DNA extraction and detection, providing a field-ready solution for monitoring GMOs.
Research suggests that maternal stress during the first trimester of pregnancy can lead to lower iron levels in newborns, which may result in physical and mental delays. The study found a significant correlation between mothers' stress levels and their babies' cord-blood ferritin concentrations.
A recent study by the American Academy of Pediatrics reveals that youths with special health care needs are more likely to experience symptoms of anxiety or depression if they feel left out or bullied by their peers. The study found that ostracism was the strongest predictor of increased symptoms, highlighting the need for clear polici...
Researchers found a link between compulsive cell phone use and increased risk of motor vehicle crashes. A study showed that anticipating calls or messages can be an additional source of distraction contributing to crashes.
Researchers at Gladstone Institutes have discovered a specific brain circuitry associated with addictive and depressive behaviors. The study found that an imbalance in medium spiny neurons controlling movement also contributes to psychiatric disorders.
A study found a large discrepancy between global disease burden in children and the amount of clinical trial research devoted to this population. Only 12% of clinical drug trials are pediatric trials, despite children bearing nearly 60% of the disease burden for high-priority conditions.
A study by the American Academy of Pediatrics found racial differences in the care of children in emergency departments. Black children are less likely to receive pain medication for severe abdominal pain compared to white patients. This disparity has significant implications for equal access to high-quality healthcare.
A new study from UCLA shows that magnetic resonance angiography (MRA) and computed tomography angiography (CTA) are equivalent in delineating anatomy in living renal donors. The results could potentially reduce radiation exposure for patients, while consistently using MRA in renal donors warrants further investigation.
Radiologists must understand normal anatomy and possible complications of bariatric surgeries like gastric banding and Roux-en-Y bypass to ensure patient success. By being familiar with these procedures, radiologists can better communicate with surgical colleagues and provide optimal care for obese patients.
Researchers at Westchester Medical Center overhauled their processes to tackle challenges of interpreting outside studies. This resulted in a significant reduction in unnecessary repeat studies by approximately 85%, leading to lower radiation doses for patients.
A study published at the Pediatric Academic Societies annual meeting found that family presence did not hinder trauma teams' ability to treat injured children. The research evaluated the effect of family presence on the trauma teams' ability to identify and treat injuries during the initial phase of care.
Traumatic shoulder injuries often contain secondary injuries that can compromise treatment effectiveness. New protocols aim to identify these injuries, leading to improved patient outcomes. The protocols, awarded the 2012 Gold Medal, will be presented at the 2012 ARRS Annual Meeting.
Researchers found that automated breast volume sonography (ABVS) detected suspicious lesions and uncovered additional cases compared to hand-held ultrasound. ABVS helped identify new breast cancers in mammographically negative cases, improving breast cancer detection rates.
A study of low-income mothers with infants found a connection between food insecurity and restrictive feeding practices, which can disrupt hunger regulation and lead to obesity. Mothers experiencing food insecurity were more concerned about their child becoming overweight than those who weren't struggling with food access.
The new exhibit focuses on proper patient management and latest imaging techniques for treating musculoskeletal ski/snowboard injuries. It emphasizes the importance of thorough history-taking to deliver best patient care for these types of injuries.
Traumatic shoulder injuries can have significant consequences if not recognized and treated promptly. Radiologists can improve patient outcomes by understanding the common mechanisms of primary shoulder injuries and identifying associated secondary bony or soft tissue injuries.
A computerized system helped identify adolescents in need of Chlamydia and N. gonorrhea testing in a pediatric emergency department, nearly doubling testing rates. Patients found the electronic survey quick and easy to use, with high satisfaction rates.
Scientists at Penn State's Arecibo Observatory have discovered flaring radio emission from an ultra-cool star, shattering the previous record for lowest stellar temperature at which radio waves were detected. The star, named J1047+21, is a brown dwarf with a surface temperature not much higher than that of a giant planet.
A study presented at the Pediatric Academic Societies annual meeting found that nearly one-third of parents have low reading skills and 83% have poor numeracy skills. Parents who scored below the third grade level on a math test were five times more likely to make dosing errors.
A study found that 24% of low-income mothers add cereal to bottles, increasing their children's risk of obesity. Mothers with depressive symptoms are more likely to engage in unhealthy feeding practices.
A new study estimates that reef shark numbers have dropped substantially around populated islands, with numbers declining by more than 90% compared to untouched reefs. The research uses towed-diver surveys to compare shark populations at reefs spanning from heavily impacted ones to pristine areas.
Researchers at Berkeley Lab directed the self-assembly of gold nanoparticles into device-ready materials using a simple and inexpensive technique. The method has potential applications in computer memory storage, energy harvesting, remote-sensing, catalysis, light management, and plasmonics.
Researchers at University at Buffalo found that obese drivers are less likely to wear seatbelts than normal weight drivers, resulting in higher mortality rates. The study suggests that cars should be designed to accommodate obese individuals, increasing the likelihood of seatbelt use.
Researchers at Moffitt Cancer Center found that adolescents newly diagnosed with cancer have strong concerns about their ability to have children as cancer survivors. Parents often inaccurately relayed their child's reproductive concerns and underestimated their daughters' desires for future parenthood.
Researchers at Moffitt Cancer Center have found a new way to overcome resistance to drugs that target the BRAF gene mutation in melanoma. The study, led by Jeffrey S. Weber and Keiran S. Smalley, showed that an inhibitor called XL888 can restore effectiveness in patients who have developed resistance to existing treatments.
Researchers found that hazel dormice exhibit a complex reproductive strategy, with early and late birth peaks, due to hibernation. Early-born juveniles outpace late-born counterparts, while females with higher body mass can invest in early reproduction.
H. Julia Hannay has received the University of Houston's 2012 Esther Farfel Award for her outstanding contributions to clinical neuropsychology and her highly respected clinical neuropsychology training program. The award recognizes her efforts in mentoring students and advancing research in the field.
Researchers at NYU College of Dentistry and UCSF will use genomic markers to identify oral cancer patients who don't need neck dissection. This study aims to improve quality of life and reduce recovery time for patients, potentially saving lives.
Researchers found glycolipids play a crucial role in controlling cell growth, with defects linked to neurofibromatosis and certain cancers. The study sheds light on the disease's mechanisms and potential drug development.