A new study has found a significant variation in hip fracture risk across the globe, with countries experiencing a 10-fold difference in incidence rates. The study's findings indicate that higher risk countries for both men and women are located in North Western and Central Europe.
A recent study suggests that MRI screening could be a cost-effective option for women with a familial risk of breast cancer, despite being expensive. The research found that adding MRI to standard mammography screening reduces deaths by 24% at a lower cost per year of life gained.
Paramedics can reduce medical contact to balloon time by calling ahead to activate helicopter emergency medical services (HEMS), speeding up patient care. This study found that HEMS activation in the field or at a smaller hospital can save up to 48 minutes of treatment time
The USDA Forest Service's Eastern Forest and Western Wildland Environmental Threat Assessment Centers have unveiled a new satellite-based monitoring and assessment tool called ForWarn. This web-based tool recognizes and tracks potential forest disturbances caused by various natural or human-caused events, providing near-real-time views...
Researchers found that thromboembolic events following ankle fracture surgery are uncommon, with most patients experiencing no complications. The study suggests that surgical treatment for ankle fractures does not significantly increase the risk of blood clots or pulmonary embolism.
Researchers found that states with conjugal visitation had significantly fewer reported inmate-on-inmate sexual offenses. This suggests that sex gratification may be a primary motivation for rape and other forms of sexual violence in prisons.
Scientists at Salk Institute create worm model that relies on alternative lengthening of telomeres (ALT) pathway to maintain telomeres, a key strategy used by cancer cells. The study provides valuable tool to block ALT and induce senescence in tumor cells, with potential for developing new anti-cancer drugs.
A new Marine Board-ESF position paper highlights gaps in monitoring and regulating chemical pollution in Europe's seas. It calls for better coordination, cooperation, and harmonization among existing monitoring efforts to address the impact of human activities on marine ecosystems.
A new study suggests that climate change could impact Antarctic fur seals in their first few months of life by altering energy budgets. The research found that as pups get older, less energy is available for growth and development.
Researchers developed a computer program to track dementia spread in the human brain, predicting future cognitive declines. The model identifies neural sub-networks where misfolded proteins collect, altering normal brain function across affected areas.
A study published in PLOS ONE found that Toxoplasma gondii infection suppressed the immune system, leading to a significant decrease in b-amyloid plaque deposition and improved performance in behavior tests like the water maze. This suggests that the parasite may have favorable effects on Alzheimer's disease progression.
A decline in industry-sponsored funding of accredited continuing medical education (CME) is seen as an opportunity to make CME more relevant, cost-effective, and less biased. Interactive forms of medical education, such as online learning and practice improvement activities, are gaining traction.
A recent study led by a US scientist estimates that human impacts on the ocean could cost the global economy over $1 trillion per year by 2100. The research highlights the urgent need to reduce pollution, overfishing, and other threats to ocean health.
Middle school students with emotional support from teachers are less likely to initiate alcohol and illicit substance use. Youth experiencing separation anxiety from parents also show a decreased risk of early alcohol use, according to the study.
Researchers from Tuebingen identified two brain areas, V3A and V6, that compare eye movements with visual signals on the retina to correctly perceive objects in motion. These areas enable us to distinguish between self-induced and external movements, allowing us to navigate our environment effectively.
Researchers discovered the genetic basis of biological rhythms controlling sleep, wakefulness and hormone levels. Their work has potential to improve treatments for diseases controlled by circadian cycles.
A recent study reveals wide variance in results from the Thai Million Baht Village Fund, a large-scale microfinance program. Households' responses to increased credit vary greatly, with some reducing consumption and saving for larger investments.
A symposium on TMJ stem cell biology and engineering presents novel clinical therapy approaches for TMJ disorders. Researchers discuss the origin, homeostasis, differentiation, hormonal regulation, and bioengineering of temporomandibular joint tissues.
Scientists used ikaite, a rare mineral formed in cold waters, to correlate past climate events between Europe and Antarctica. The study found direct correlations between oxygen isotope ratios in the mineral and documented warming and cooling periods in Northern Europe.
A study led by neuroscientists at the University of North Carolina at Chapel Hill School of Medicine found that activation of GABA neurons in a specific area of the midbrain inhibits dopamine neuron function, leading to a disruption in reward consumption. This discovery could lead to new mental health therapies.
Researchers found that Alzheimer's disease and other dementias spread within nerve networks by moving directly between connected neurons. The study used magnetic resonance imaging research to predict the course of dementias based on a nerve region's connectivity to a disease hot spot.
A recent study published in Radiology shows that tomosynthesis is more beneficial in diagnosing knee osteoarthritis than conventional X-ray imaging. The study detected more osteophytes and subchondral cysts in the knee joint, improving sensitivity by up to 29% and 50% respectively.
Dr. Claus Christiansen received the ESCEO-IOF Medal for his groundbreaking work on calcium metabolism in postmenopausal women. He has published extensively over 900 articles and book chapters, and has been a leading figure in osteoporosis research for over three decades.
Researchers have discovered a genetic mutation that causes familial chronic diarrhea syndrome, which could lead to new treatments for similar conditions. The mutation affects the GUCY2C gene, leading to constant signaling in the intestines and potentially causing inflammation and diarrhea.
A recent study conducted at Marshall University investigated the effects of cadmium on the prostate, revealing molecular mechanisms that induce carcinogenesis. The research, published in PLOS ONE, may lead to new therapies for prostate cancer.
Researchers have made a breakthrough in understanding how to treat the lethal norovirus, which causes severe gastroenteritis. The study reveals that antibodies can bind to the virus's unique structure, potentially leading to the development of more effective vaccines and treatments.
Researchers at NIST and partners have demonstrated that the thickness of the electrolyte layer is crucial in determining the performance of nanoscale lithium batteries. The team found that below a threshold of 200 nanometers, electrons can cause a short circuit, leading to rapid discharge and breakdown of the electrolyte.
A study published in Advances in Neuroimmune Biology explores how maternal immunological tolerance of the fetus affects pregnancy outcomes. Researchers have discovered that cytokine expression at the fetal-maternal interface plays a significant role in determining oocyte competence and implantation rates.
The American Association for Dental Research (AADR) has renamed its award to honor Dr. Irwin D. Mandel's contributions to dental research and mentorship. The newly named Irwin D. Mandel Distinguished Mentoring Award recognizes outstanding efforts to foster and promote research training and career development.
Researchers at Cardiff University discovered a new group of cells with strong immunosuppressive properties derived from cheek tissue. These cells can completely inhibit lymphocyte action with small doses, offering promise for combating diseases like diabetes and organ rejection.
A new study published in Neurology suggests that hospitalization in older adults is associated with a faster rate of cognitive decline. The study, which analyzed data from 1,870 participants over 12 years, found that overall cognitive function declined more than twice as fast after a first hospital stay.
A new study published in Science Translational Medicine shows a promising blood test that can predict who is at risk for an imminent heart attack, potentially saving thousands of lives. The test uses circulating endothelial cells, which are abnormally large and misshapen in patients with acute myocardial infarction.
A 20-year breast cancer screening program in the Netherlands showed a significant drop in deaths from the disease, with a 31% reduction in deaths among women aged 55-79. The program also found limited harm from false positives and over-diagnosis, with only 2.8% of all breast cancers diagnosed being over-diagnosed.
The AADR William B. Clark Fellowship will support Dr. Palomo's research on bisphosphonates and their effect on the periodontium in postmenopausal women. The award aims to advance knowledge for the improvement of oral health through clinical research.
A study published in PLOS ONE reveals that both human infants and baboons prefer using their right hand for gestural communication, supporting the idea of a common gestural system. This suggests that language development may be based on this shared communication system, which is localized in the left hemisphere of the brain.
The American Association for Dental Research awarded Page Linae Collymore a $4,000 student fellowship to encourage research on Sjögren's Syndrome. She is a student at Southern Illinois University and will be recognized at the AADR's 41st Annual Meeting in March 2012.
A new study optimizes fluid mixing in bioreactors by controlling undercurrents to improve cell exposure. Researchers found that rotating inner cylinders and adjusting fluid velocities can create homogeneous feeding of cells from a liquid nutrient supply.
Researchers at Stanford University have directly observed plasmon resonances in individual metal particles measuring down to one nanometer in diameter. This discovery could lead to advancements in catalytic processes, cancer research and treatment, and quantum computing.
Research found that selective serotonin re-uptake inhibitor antidepressants may increase the risk of pregnancy-induced hypertension by 60%, with one SSRI associated with an 81% increase. Women should consult their doctor if concerned, as discontinuation can lead to depressive relapses and post-partum depression.
A stress management program for breast cancer patients can alter tumor-promoting processes at the molecular level, facilitating better recovery during treatment. The study found that women who participated in the program had improved psychological adaptation and physiological changes indicating better recovery.
A $640,000 grant will fund research collaborations between ASU and Columbia University to expand knowledge about sensory feedback and motor actions involved in hand control. The study aims to understand how the brain stores memory representations of past actions and plans future actions.
Children growing up in poverty are more likely to develop chronic diseases due to stress. However, research suggests that positive role models and teaching children stress-coping strategies like 'shift-and-persist' may improve their health outcomes.
The Allen Institute for Brain Science will double its staff to launch three new initiatives tackling fundamental brain questions: information encoding, cellular building blocks, and circuit development. New funding enables expansion and acceleration of global neuroscience research.
Two studies published in Neuron have developed groundbreaking models that predict the landscape of degeneration in various forms of dementia. The models, which focus on structural and functional connectivity networks, suggest that dementias target specific networks of neurons linked by connectivity rather than spatial proximity.
The Genetics Society of America announced nine award recipients for their poster presentations at the 53rd Annual Drosophila Research Conference. The winners include undergraduate, graduate, and postdoctoral researchers who showcased their research in the field of genetics.
A systematic review of monkey studies found limited evidence for an association between social status and coronary artery disease. The study concludes that generalizing findings from monkeys to human societies is not warranted due to methodological limitations.
Researchers at NIST create a nanoscale fluidic channel, dubbed the 'nanoslinky,' to control DNA molecule movement and measure its size. The system uses entropophoresis, a phenomenon resembling a Slinky's motion, allowing for separation, concentration, and organization of mixtures.
The US physician workforce has a significant international training component, with 128,729 physicians (15%) trained in lower-income countries. This highlights a potential problem for global healthcare, as these countries lose their investment in medical education.
Researchers at the Public University of Navarre have designed and manufactured composite PVC materials with enhanced thermal stability based on nanofillings. These materials can improve photostability, thermal resistance, and gas permeation properties.
Dr. Richard H. Carmona receives AADR's Honorary Membership for his dedication to promoting oral health as U.S. Surgeon General and beyond. The American Association for Dental Research recognizes Dr. Carmona's significant contributions to dental research.
A University at Buffalo study found that parents of pediatric cancer patients distrust online sources of health information and fear what they might encounter. Despite the accessibility of online medical information, caregivers preferred to receive information from trusted healthcare providers rather than the internet.
A study by Universidad Carlos III de Madrid found that workplaces with a high percentage of women in management positions adopt more individualized employee feedback, democratic decisions, and establish more interpersonal channels of communication. This is attributed to the distinct behavior of men and women leaders in society.
A Stanford imaging study found that children with math anxiety show increased activity in fear centers and decreased activity in problem-solving regions of the brain. This suggests that math-specific fear interferes with the brain's information-processing capacity and ability to reason through math problems.
Research on dental therapy workforce development aims to improve oral health care delivery through non-traditional settings. The symposium presents findings on the role of dental therapists in community care, highlighting their potential impact on oral health outcomes.
A Dutch study reveals that breast cancer screening and improved treatments together save a significant number of lives. The study found that adjuvant therapy reduced deaths by 13.9%, while two-yearly screening added another 15.7%. Combining both approaches resulted in a total reduction of 31.1% in breast cancer mortality.
René Rizzoli receives the award for his major scientific contributions to osteoporosis research and advocacy. He is recognized for both his clinical achievements and long-term impact as an educator and advocate in the field.
Recent studies have increased interest in salivary biomarkers for diagnostics, but challenges persist in collection, storage, and quantitation of biomarkers. Researchers will discuss standardization procedures and address issues with proteomic methods.
Lorne Babiuk, a renowned vaccine researcher, has been awarded the prestigious Canada Gairdner Wightman Award for his outstanding leadership in vaccine development and research. He is recognized for his work on developing six world-first livestock vaccines and creating a vaccine against rotavirus in calves that led to a human vaccine.
A study by Columbia Business School researchers found that stress-induced cortisol increases facilitate accurate threat-related decision making in police officers, especially when dealing with armed black targets. The findings suggest that police departments may benefit from modulating stress levels during training to improve accuracy.
Researchers at Scripps Research Institute have determined the three-dimensional atomic structure of a human opioid receptor, a molecule that binds to opioids and is involved in pain, pleasure, addiction, depression, and related conditions. The findings could lead to the development of better medicine for these conditions.