A new University of Florida study suggests that large dinosaurs, such as Sauroposeidon proteles, had body temperatures close to 48 degrees Celsius, comparable to modern-day birds and mammals. This discovery challenges the long-held assumption that dinosaurs were cold-blooded reptiles.
ARP/wARP software has been upgraded to handle lower-resolution data, enabling researchers to study complex problems in cancer, cardiovascular, and neurodegenerative diseases. The new grant will allow scientists to focus on structure analysis rather than building models, potentially leading to revolutionary therapeutic strategies.
Scientists at the University of Alberta developed a unique coating process to make the sharpest tip known, opening doors to new possibilities in electron microscopy and nanotechnology. The sharp tips can withstand extreme temperatures and enable finer resolution in electron microscopes.
Research using PET imaging shows a significant correlation between initial dopamine receptor levels and self-administered cocaine use rates. Lower receptor levels are associated with higher cocaine use rates, suggesting that increasing D2 receptors may alleviate addiction.
A study published in JAMA found that removing ovaries can significantly reduce the risk of ovarian, fallopian tube, and peritoneal cancers in women with BRCA1 or BRCA2 gene mutations. The procedure offers an 80% reduction in cancer risk, making it a recommended preventive measure for these high-risk individuals.
Researchers from NDRI found that offering innovative vocational programs with active outreach and support resulted in higher participation among unemployed methadone patients. Most 'needy' patients became more engaged when offered vocational counseling, leading to reduced relapse rates.
Johns Hopkins researchers show that psilocybin can induce mystical/spiritual experiences descriptively identical to those reported for centuries. Subjects who underwent the experience reported positive changes in behavior and attitude, lasting several months. The study's results have significant implications for our understanding of hu...
A 20-year study found that type 2 diabetes is associated with primary open angle glaucoma (POAG), a leading cause of blindness. Researchers observed over 76,000 women and found a positive association between type 2 diabetes and POAG, regardless of duration.
A study published in JAMA found that women who smoke are more susceptible to lung cancer than men, with a higher rate of diagnosis. However, women tend to survive longer after diagnosis than men, with better survival rates for all major histological types of lung cancer.
Connexions will provide tools to turn passive study materials into active learning resources in Vietnam. The system combines cutting-edge software with an innovative legal framework, encouraging individual self-publishing and collaboration among authors, instructors, and students worldwide.
A recent study published in JAMA Network found that older adults who engage in more daily physical activity have a lower risk of death. The researchers measured energy expenditure over a two-week period using doubly labeled water and found that higher levels of activity were associated with a 69% lower risk of death.
A recent survey of nearly 2,000 Bengali youths found that parental forgiveness and reconciliation promote adaptive shame management and reduce bullying behavior. The study suggests holding bullies accountable while re-integrating them into social groups where they feel loved.
A $2.8M NIH grant enables researchers to explore a harmless bacteriophage, nicknamed the 'Bronx Bomber,' that disrupts the biofilm coating of Mycobacterium smegmatis, potentially leading to more effective TB treatments.
A new study uses a 3D model to reveal the secrets of metastasis in human prostate tumor cells. Cells move slower and need to chop or squeeze through fibers to progress. The research provides insights into why two-dimensional assays for metastasis-inhibiting drugs are not effective.
Scientists at Argonne National Laboratory have discovered a surprising new understanding of water quality, revealing that ions can co-exist as both outer-sphere and inner-sphere species. This breakthrough could lead to better control of water quality and a deeper understanding of various processes at solid-liquid interfaces.
A recent study published in JAMA Network found that weight gain since early adulthood is associated with an increased risk of breast cancer in postmenopausal women. Women who gained 55 pounds or more after age 18 were at a 45% increased risk, while those who lost 22 pounds or more and maintained their weight had a 57% lower risk.
A groundbreaking study found that nearly all children with chronic otitis media have resistant biofilm bacteria in their middle ears, rendering antibiotics ineffective. This discovery sheds new light on the treatment of chronic ear infections and suggests alternative approaches such as probiotics.
The University of Edinburgh's Wellcome Trust Clinical Research Facility will establish a national database for clinical research training opportunities across Scotland. This initiative aims to enhance the skills of NHS Scotland healthcare teams, particularly those involved in primary care.
A large study found that measuring C-Reactive Protein (CRP) and other novel risk markers does not improve the assessment of future coronary heart disease risk. The study, which followed over 15,000 adults, suggests that standard risk factors such as age, cholesterol levels, and blood pressure remain the most accurate indicators.
Researchers confirm racial biological differences in emphysema distribution and severity between African Americans and Caucasians. The study suggests that the mechanism underlying the disease may vary between races, highlighting the need for targeted antismoking policies and improved treatment options for African American patients.
Researchers found that suppressing telomerase, a key enzyme in cancer cell growth, can inhibit the spread of melanoma. By reducing glucose metabolism, cancer cells lose their ability to metastasize and regain lost pigmentation.
Researchers found that 90% of patients who survived emergency surgery and hospitalization for aortic dissection would be alive three years later. Those without pre-existing heart and blood vessel problems were more likely to survive, with a quarter having hypertension and nearly 25% having atherosclerosis before their dissection.
A team of biophysicists discovered that microtubules, essential structural elements in living cells, become stiffer as they grow longer. This unique property has the potential to inspire the design of novel materials based on this biological structure.
A new study resolves a long-standing debate on dinosaur metabolism by using mathematical modeling and fossil data to estimate body temperatures. The results suggest that the largest dinosaurs had relatively constant body temperatures maintained through thermal inertia.
Researchers found that jellyfish have overtaken fish in terms of biomass in heavily fished waters off Namibia's coast. Jellyfish abundance has risen significantly, with a total biomass estimated at 12.2 million metric tons, mostly contributed by large A. forskalea species.
A study of 37,636 women found a significant association between healthy behaviors and reduced stroke risk. Women with higher health index scores, indicating healthier lifestyles, had a lower risk of ischemic stroke compared to those with lower scores.
A study of 38 infant-mother pairs found that women who transmitted HIV to their babies had lower levels of a neutralizing antibody, suggesting its potential as a protective factor. The study suggests further research into the antibody's role could lead to an effective vaccine or passive antibody approaches.
The four science education kits developed by Brookhaven Lab and WARD'S Natural Science focus on environmental chemistry, bioremediation, protein expression, and protein purification. Students can safely conduct experiments to learn about these concepts, replicating research from the lab.
A study published in the Archives of Internal Medicine found that women were less likely to benefit from hospitals' quality-improvement measures and received fewer drugs and lifestyle counseling after a heart attack. This disparity led to a higher risk of death within a year, despite overall improved care for both men and women.
Researchers have discovered that sleep improves memory consolidation by strengthening recently learned word pairs and making them more resistant to interference. The study found that sleep benefits declarative memory, a type of memory linked to the brain's hippocampus, particularly when faced with competing information.
The Ptolemy Project provides electronic health information access to African surgeons, helping them deal with regional health problems. Patient navigators also aid under-served populations in accessing cancer care and services, reducing disparities. Researchers debate providing antiretroviral therapy to HIV-infected trial participants.
Researchers found that mosquitoes of both sexes engage in complex mid-flight pre-mating duets, with each altering its flight tone in response to the other. This interaction serves as a mechanism for bringing together mosquitoes only of opposite sexes during pre-mating encounters.
A study published in Archives of Ophthalmology found that smoking increases the risk of Age-related Macular Degeneration (AMD), while a higher intake of fish and omega-3 fatty acids reduces the risk. The research, conducted on 681 male twins, highlights the importance of prevention over limited treatment options for AMD.
A new hybrid method combines the best of old and new genome-sequencing technologies to produce better quality genomic information. The approach evaluates the utility and cost-effectiveness of two sequencing methods and finds that a hybrid method produces superior results.
A UCLA-evaluated study of a demonstration project shows how incorporating physical activity and healthy eating into an office culture can significantly increase vigorous physical activity among participants. The six-week wellness-training program boosts fruit and vegetable intake, while reducing feelings of sadness and depression.
Florida State University will use a $6.2 million grant from the National Oceanic and Atmospheric Administration to build a more accurate hurricane prediction model. The new model, developed using FSU's supercomputer, aims to improve long-range hurricane forecasts and estimate the number of tropical storms in a season.
Researchers studied gorilla population during Ebola outbreak and found transmission between groups led to high mortality rate. The study suggests ape-to-ape transmission plays a significant role in the spread of the virus.
Researchers at HortResearch have fine-tuned gene discovery to accurately determine fruit flavors and fragrances, enabling the creation of 'Nature Identical' compounds. Biofermentation techniques can produce desired compounds at low cost and environmental impact.
Researchers have found that various bacterial species can form electrically conductive wires under different environmental conditions, leading to a new understanding of microbial energy distribution. The discovery, made by microbiologist Yuri Gorby, suggests that the planet may be 'hard-wired' with electricity-producing bacteria.
Researchers at MSU have developed a new cell line that can grow nearly all types of flu viruses, potentially leading to faster and cheaper vaccine production. This could help address the issues with traditional influenza vaccine production methods, including long production times and limited supply.
Scientists have successfully produced sperm from embryonic stem cells, paving the way for new treatments for male infertility. The breakthrough, led by Karim Nayernia at Newcastle University, used mice and produced seven babies, six of which lived to adulthood.
Researchers identified a common genetic variation that determines response to beta-blockers in patients with heart failure. The Arg-389 variant showed a 38% reduction in death rate among those with two copies of the gene. This discovery may lead to personalized medicine for heart failure treatment.
This article discusses various aspects of multiple sclerosis (MS) management in veterans, including the use of medical informatics, healthcare information systems, and patient education. The study highlights the importance of effective care models, registry development, and provider education to improve outcomes for MS patients.
Research found that middle-aged adults with a genetic risk factor for Alzheimer's develop lower levels of A42 protein in their spinal fluid. This could provide an early clue to the development of Alzheimer's, allowing for potential prevention and treatment strategies.
Research on POMx reveals its potent antioxidant properties, offering cardiovascular and disease protection similar to pomegranate juice. The study's findings align with previous research on the Wonderful variety of pomegranate, which has been linked to prostate cancer benefits.
A study of elderly male twins found that eating fish frequently may decrease the risk of age-related macular degeneration, while smoking nearly doubles the risk. The benefits were most apparent among individuals who consumed two or more servings of fish per week.
A comprehensive study reveals that soybean biodiesel produces more energy than is needed to produce it, while corn grain ethanol requires less but still has significant environmental drawbacks
A new brain model, iSTART, describes how imbalanced brain mechanisms underlie autistic behaviors. Individuals with autism exhibit hyperspecific learning, under-aroused emotional responses, and breakdowns in adaptive timing, leading to symptoms like reduced emotional expression and emotional outbursts.
Researchers at UT Southwestern Medical Center found that giving pregnant women with a history of genital herpes an anti-viral drug significantly lowers the rate of C-sections needed to protect infants from becoming infected. The study, involving 338 women, showed a 69% reduction in clinical herpes simplex virus at delivery.
Researchers found that combining antioxidants with a chest pain drug improves heart function after a heart attack by reducing free radical damage. The antioxidant derivatives TMZ-NH and TMZ-NH showed significant protection against tissue damage during reperfusion, leading to improved blood flow and reduced infarct size.
Plant diseases such as Dutch elm disease and dogwood anthracnose threaten urban tree health, while environmental stresses like flooding and pollution harm their vitality. Urban forestry experts emphasize the importance of managing these issues for community well-being.
A study predicts Alpine glaciers could disappear within the century due to rising temperatures and precipitation changes. The majority of glacier cover is expected to be lost if summer air temperature increases by three degrees Celsius, with only the largest glaciers surviving in the 22nd century.
A 6,000-year-old migration route of the pronghorn antelope in Yellowstone National Park is under threat from continued development and human disturbance. The study's findings highlight the need for immediate recognition and protection to safeguard this unique population.
A new study reveals that targeted melanoma education of high-risk groups leads to sustained improvements in skin self-examination rates. The intervention, which included personalized educational materials and counseling sessions, significantly increased the number of siblings who performed regular skin self-examinations.
Researchers tracked brain activity in newborns, 6-month-olds, and one-year-olds using magnetic field technology. The study found that the areas responsible for listening and speaking in the brain are linked by age, indicating that infants form connections between perception and production of speech through experience.
Researchers found that direct neurologist involvement improves Parkinson's disease symptoms for patients undergoing deep brain stimulation, leading to reduced tremors and medication dosages. This study emphasizes the importance of personalized care by experts in movement disorders and deep brain stimulation.
Researchers from the University of Georgia have found that laboratory rats possess detailed representations of remembered events, suggesting they may also have episodic-like memory. This discovery could lead to new insights into how humans with Alzheimer's or amnesia lose their memory.
Researchers have found that boosting HLA-G production can make dendritic cells less responsive to transplanted tissue, reducing rejection. This natural immunosuppression approach has the potential to prolong acceptance of skin grafts and other transplanted tissues.
A study by Craig McClain and colleagues found that marine snails in deep sea areas tend to be smaller than their shallow-water relatives, while those less than 12mm long become larger. This suggests a compromise between different selection pressures.
The study will enroll up to 20,000 patients in North America over two years, testing new saline solutions for trauma patients and a unique airway valve for cardiac arrest. The research aims to improve circulation and oxygenation in critically ill patients.