Research found that adult nomograms for Vancomycin dosage calculations are not accurate for children over 10, highlighting the need for personalized dosing regimens. The study's authors recommend further studies to determine the most effective dosing methods for teenagers between 10 and 18 years old.
The Gemini Planet Imager has successfully captured its first light images of exoplanets, allowing scientists to study their atmospheres and characteristics in unprecedented detail. The instrument's advanced technology enables it to detect planets that are millions of times fainter than their parent stars.
A systematic review and meta-analysis found a significant link between intimate partner violence and termination of pregnancy, with rates ranging from 2.5% to 30% among women seeking termination. The study suggests that termination services may be an appropriate setting for testing interventions to reduce intimate partner violence.
Researchers at University of Nottingham discovered a potential drug to reduce osteoarthritis pain by targeting cannabinoid receptor2 (CB2), which also reduces joint inflammation. The synthetic compound JWH133 showed promise in animal models and human spinal cord tissue studies.
Researchers found an association between a person's fitness as a teenager and their risk of heart attack in later life. The more aerobically fit men were in late adolescence, the less likely they were to have a heart attack 30 or 40 years later.
A recent study by Florida State University researchers reveals the domino effect of overfishing on ecosystems, where the loss of a key species can have far-reaching and devastating consequences. The research highlights the importance of understanding key linkages among species that set up tipping points in ecosystems.
Researchers at North Carolina State University have developed a simple and effective method for removing lignin from biomass, which is difficult to break down or remove. The new technique uses protic ionic liquids to dissolve lignin, leaving cellulose behind, making biofuel production more efficient and cost-effective.
A recent study estimated human-directed aggression in UK dogs, revealing that nearly 7% exhibit aggressive behaviour when meeting people. The majority of these incidents occur in one specific situation, contradicting the common 'safe' or 'vicious' dog stereotype.
Researchers found that ants modify their thoracic segments to match the tasks they perform as adults, with worker ants having enlarged neck muscles for strength and maneuverability. Queens have distinct thorax shapes associated with strategies used to found new colonies.
A recent study published in Experimental Gerontology found that various forms of vitamin E, including tocopherols and tocotrienols, play a role in memory processes. The study revealed that higher total serum levels of vitamin E, particularly γ-tocopherol and β-tocotrienol, were associated with a reduced risk of cognitive impairment.
Researchers are monitoring air pollution levels and their impact on health using advanced methods like X-ray fluorescence spectrometry. The study aims to measure the specific chemical makeup of polluted air and its effects on human health.
Researchers found that baseball players move their heads to track pitches, making only slight adjustments with their eyes until late in the pitch trajectory. This challenges the conventional wisdom that hitters focus primarily on the ball with their eyes.
Fossil evidence reveals that ancient sharks, such as Bandringa, bred in the open ocean and spent their lives in freshwater swamps and rivers. The discovery of juvenile shark fossils alongside egg cases provides the first fossil evidence for a shark nursery that combines both juvenile and adult remains.
Researchers have discovered that indoleamine 2,3-dioxigenase (IDO) can promote inflammation in response to infection, potentially leading to new therapeutic targets. By manipulating IDO's activity, scientists may be able to fine-tune the immune response and reduce cytokine storms associated with severe infections.
Researchers found that individuals with the Met/Met genotype of the COMT gene performed better in a simulated air-defense task than those without this genotype. The study suggests that matching training to individuals based on their cognitive abilities could be more important than other factors in personnel selection.
A new qualitative study by DePaul University School of Nursing researchers found that a nonclinical care setting, referred to as 'The Living Room,' is perceived as helpful and positive for individuals in emotional distress. The program, staffed with peer counselors, provides a safe and calm space for patients to receive treatment and s...
The Gemini Planet Imager has captured its first light images, revolutionizing the field of exoplanet detection and study. The instrument's advanced adaptive optics system allows for direct imaging of faint planets, including those 1 million to 10 million times fainter than their host stars.
Researchers discovered a molecule produced during exercise that helps protect against metabolic diseases, including diabetes and heart disease. The molecule, β-aminoisobutyric acid (BAIBA), was found to increase fat cells' ability to burn calories and balance blood sugar levels.
A Massachusetts General Hospital study found that 'traffic light' food labels and strategic placement of healthy items led to lasting changes in customer choices. After two years, purchases of healthier options increased by 12%, while sugar-sweetened beverage sales dropped by 39%.
Research published in Cell Metabolism reveals that hotspots of fuel consumption in the adult brain are associated with ongoing development and remodeling. The study identifies 16 brain regions with elevated levels of aerobic glycolysis, which is linked to gene expression related to growth, synaptic transmission, and neurogenesis.
A study from the University of Illinois Chicago found that fetal exposure to BPA increases the risk for prostate cancer later in life. Human prostate tissue is susceptible to BPA, which mimics estrogen and has been linked to several cancers.
Researchers have developed a new holographic process that utilizes an image-stabilized X-ray camera to improve imaging efficiency and resolution. The method, which uses a Fresnel zone plate to increase brightness, enables the study of fast dynamic processes at the nanoscale.
A recent study by a MU researcher found that human occupation of an area may not contribute to population decline of endangered species. The study discovered a resident population of African forest elephants in an unprotected region, highlighting the importance of this habitat for conservation efforts.
Recent studies published in Geophysical Research Letters reveal the potential link between magma chamber inflation and powerful earthquakes at Kilauea Volcano. Additionally, researchers found that seal-borne sensors provide valuable data for studying ocean conditions in the Southern Ocean.
A recent study published in the Journal of Neuroscience has discovered a new player in regulating food intake and body weight, providing potential avenues for treating obesity. The research reveals that alpha2/delta-1 facilitates brain-derived neurotrophic factor (BDNF) function, which plays a critical role in appetite suppression.
Researchers created image-based mobile phone alerts connected to the Weather Research and Forecasting system to track Cyclone Phailin's progression. This alert system has the potential to save lives and property in India, reaching an estimated 97% of the population.
Researchers created a robust synthetic genetic clock in E. coli bacteria to regulate protein production accurately across a wide temperature range. The breakthrough resolves a long-standing problem in synthetic biology and has potential applications in biotechnology and reprogramming cellular regulatory mechanisms.
Scientists propose a new hypothesis explaining the evolution of bird wings. According to this theory, the little finger was reduced first, followed by the ring finger, resulting in the modern bird hand configuration.
Leading scientists will examine the western tropical Pacific Ocean's 'global chimney,' which shapes climate and air chemistry globally. The region fuels heat and moisture into thunderstorms that loft gases and particles into the stratosphere, influencing climate patterns.
Cancer death rates have declined by 20% over the past two decades, with middle-aged black men experiencing a 50% reduction in mortality. The American Cancer Society estimates that there will be 1,665,540 new cancer cases and 585,720 cancer deaths in 2014.
Researchers at the Gladstone Institutes found that mutant LRRK2 accumulation leads to cell death in Parkinson's neurons, and that alpha-synuclein plays a crucial role in this process. By understanding the interplay between these two proteins, scientists may develop new therapeutic strategies to target the disease's underlying mechanisms.
Researchers analyzed pain response in chickens, discovering that heat stimulation activates TRPA1 receptors similar to cold-blooded animals. Methyl anthranilate, a repellent chemical for birds, also activates chicken TRPA1, highlighting its functional evolution and diversification among vertebrate species.
Researchers at NYSCF and Columbia University Medical Center successfully generated iPS cells from frozen brain tissue, allowing for the study of Alzheimer's disease at a cellular level. The new stem cell lines will enable drug testing on cells from patients with confirmed diagnoses.
Research by the University of Exeter Medical School reveals two new genetic causes of neonatal diabetes, providing insights into how insulin-producing beta cells are formed in the pancreas. This discovery increases the number of known genetic causes of neonatal diabetes, offering hope for improved treatment and potential therapies.
Dr. Kushner earned the award for his study on hybrid cognitive behavioral therapy versus relaxation training for co-occurring anxiety and alcohol disorder, which showed significant better alcohol outcomes four months after treatment.
A team of scientists led by UC Riverside astronomers used Hubble to discover 58 young, diminutive galaxies in ultraviolet light, which are 100 times more numerous and 100 times fainter than detected galaxies. These 'unseen' galaxies formed most new stars during the universe's early years.
Researchers analyzed Google search data during the Great Recession, finding that Americans searched more frequently for information on health ailments. The study revealed a significant increase in searches for symptoms like stomach ulcers, headaches, and back pain, with some queries 200 million times higher than expected.
A study found that combination therapy with varenicline and bupropion resulted in better smoking abstinence rates at 12 weeks compared to monotherapy, but not at one year. After one year, the rates were similar, indicating that combination therapy may not provide a significant long-term benefit for smoking cessation.
Researchers at Johns Hopkins have identified a pathogen sensor called IFI16 that plays a crucial role in recognizing viruses and bacteria. The study reveals that IFI16 uses the length of DNA as a molecular ruler to distinguish self from non-self, which could lead to new treatments for autoimmune disorders.
Smoking rates among adults with mental illness have not declined as significantly as those without mental illness between 2004 and 2011. However, those who received mental health treatment had a significantly higher rate of quitting smoking at 37.2%, compared to 33.1% for those without treatment.
Researchers found a correlation between DNA methylation levels and breast cancer risk in high-risk families. High levels of DNA methylation were associated with increased breast cancer clustering within families.
Combining varenicline and bupropion for smoking cessation showed increased quit rates in heavier and more dependent smokers. However, the effects were similar in lighter smokers using varenicline alone.
A new study compares the relative rate of molecular evolution between humans and chimps with that of their lice. The researchers found that the lice are winning the molecular evolutionary race, with almost 15 times more changes in gene sequence.
Researchers found that ketamine increases serotoninergic neurons in brain areas regulating motivation, suggesting its antidepressant action. The PET imaging studies demonstrate the potential of the technology in diagnosing major depressive disorder and developing new antidepressants.
A 40-week treatment with varenicline resulted in abstinence rates three times higher than placebo, while cognitive behavioral therapy showed significant benefits. The study suggests that maintenance treatment may reduce tobacco dependence and smoking-related morbidity and mortality in individuals with serious mental illness.
Researchers developed a new way to study bone disorders and bone growth using stem cells from patients with a rare genetic bone disease. The approach identified a cellular mechanism driving abnormal bone growth and found chemicals that can slow it, potentially guiding future drug development.
The global prevalence of daily tobacco smoking declined by 25% for men and 42% for women between 1980 and 2012. Despite this progress, the number of smokers has increased due to population growth, with 967 million male smokers and 7% female smokers in 2012.
Scientists Jürgen Rehm and David Nutt propose a simple 10-point plan to reduce personal and public costs of alcohol. The plan includes monitoring individual intake, limiting consumption, taking breaks from drinking, and implementing government interventions such as minimum pricing, labeling, and treatment.
A new vascular homing peptide, CAR, selectively targets hypertensive pulmonary arteries to enhance the effects of existing vasodilators without systemic side effects. The peptide retains its activity when given sublingually, offering a potential breakthrough in PAH treatment.
AAS meeting highlights four unusually bright galaxies, a galaxy cluster image, and sampling of galaxies thought to be responsible for most stars in the universe. These ultra-bright, young galaxies are forming stars approximately 50 times faster than our Milky Way galaxy.
A new global stroke repository provides regional comparative statistics on stroke incidence and mortality, highlighting significant disparities between countries. The repository aims to inform local and global strategies to reduce the burden of stroke by analyzing gaps in existing data.
Researchers found that certain brain regions exhibit enhanced gene activity levels, similar to those in young brains, allowing for the establishment of new connections. This ability may support lifelong learning and memory formation.
Researchers analyzed data from over 850,000 online gamers, finding that those who practiced more efficiently or explored game mechanics before achieving higher scores. This study suggests that optimal learning strategies can improve skill acquisition and become increasingly relevant as people live longer and acquire complex skills.
Researchers at Hebrew University deciphered the mode by which neurotransmitter inhibitors work, raising hopes for new and effective drugs for brain disorders. The study used baker's yeast as a model and identified flexible domains in the structure of the vesicular monoamine transporter (VMAT) responsible for tetrabenazine binding.
A research team at CNIO has identified AP-1 proteins as key regulators of fatty liver disease (FLD), a condition that affects up to 30% of adults in Western societies. Increased expression of these proteins can prevent fat accumulation and FLD in mice.
The US Army's new strategic research plan aims to improve treatment outcomes for traumatic brain injury by identifying critical research priority areas. The report highlights six main target areas, including pharmacological interventions and preclinical drug assessment.
A decade-long study shows that providing maternal-newborn skin-to-skin contact enhances child physiologic organization and cognitive control, leading to better neuroendocrine response to stress. The intervention, called Kangaroo Care, also improves children's functioning in systems sensitive to early maternal deprivation.
A new compound, MLS-2384, has been developed as a potential anti-tumor therapeutic agent targeting JAK and Src kinases. It exhibits dual inhibitory activity against these kinases and blocks downstream signaling into the STAT3 pathway.
A new study finds that nearly half of black males and almost 40 percent of white males are arrested by age 23, affecting their ability to find work, attend school, and fully participate in their communities. The study also reveals little race variation in arrest rates among females.
Researchers at North Carolina State University developed nanoparticles that deliver two different cancer-killing drugs to separate parts of the cell. The technique, tested on laboratory mice, resulted in significant tumor reduction compared to conventional treatments.