A new study found that nearly half of opioid-dependent individuals report concerns with forced methadone withdrawal, discouraging them from seeking treatment after release. Methadone therapy is a proven treatment for opioid dependence and has serious implications for public health and safety.
A new study published in Biological Psychiatry found that humans report emotions in three distinct systems: attention, categorization, and intensity. The researchers used brain scans to examine the neural architecture underlying emotional reports.
A new study by Michigan State University found that about four percent of HIV-positive individuals also have hepatitis, highlighting the need for stronger protections against co-infection. The study reveals that behaviors putting people at risk of HIV also increase their risk of getting hepatitis B or C.
A recent study found that mothers tend to elaborate more and use more emotional terms when reminiscing with their children than fathers. This increased interaction helps mothers communicate the importance of their child's feelings and experiences, leading to better emotional well-being.
A study of 14,426 European children found that parents with lower education levels fed their kids more processed products and sugary drinks. In contrast, better-educated parents offered a wider variety of healthy foods, including vegetables, fruit, and whole grains.
German researchers use DNA sequencing and high-resolution photos to identify over 100 previously unknown beetle species in New Guinea's tropical rainforests. The study employs innovative methods, including utilizing the Papuan phonebook to assign names to newly discovered species.
The Gerontological Society of America has established five Hartford Academic Centers of Excellence in Geriatric Social Work, aiming to enhance training for future geriatric social work practitioners and faculty. The centers will focus on translating new knowledge into policy and practice.
Research suggests that men with muscle dysmorphia prefer traditional masculine roles, while those with anorexia nervosa display greater adherence to traditional feminine roles. The study highlights the increasing pressures men face to define their masculinity in the modern world.
A recent study published in the Journal of Political Economy suggests that intellectual property rights on existing technologies can discourage subsequent scientific research. Researchers found a persistent 20-30% reduction in subsequent scientific research and product development for genes held by Celera's intellectual property.
Researchers successfully mapped telomerase, an enzyme that contributes to cellular rejuvenation and has a role in cancer development. The study's findings have implications for understanding the genetic correlation between cancer and telomere length.
A genetic risk score has been developed to predict who is likely to become a lifelong heavy smoker. Individuals with high-risk genetic profiles were more likely to start smoking as teens, progress to heavy smoking, and develop nicotine dependence.
Researchers at Mount Sinai Hospital are collaborating with the New York Stem Cell Foundation to use stem cells to gain a better understanding of Alzheimer's disease. The project aims to identify causes and cures for the common form of AD, using reprogrammed skin cells into brain cells.
A recent study has identified a combination of genes and wheezing illness caused by human rhinovirus infection as a key predictor of childhood asthma. Children with a specific genetic variation and history of wheezing were nearly four times more likely to develop asthma by age 6.
Researchers at Moffitt Cancer Center found that HPV vaccination rates are lower among low-income girls due to factors such as physician strategies and type of practice. Pediatricians and private practice physicians have higher vaccination rates, while those in multi-specialty settings are less likely to vaccinate.
A study found that higher birthweight and faster linear growth in infancy and childhood are associated with increased adult height, schooling, and reduced blood pressure. Conversely, excessive weight gain after age 2 may increase the risk of chronic diseases like high blood pressure and diabetes.
Researchers at Northwestern University identified a viral protein, VP1/2, that allows herpesvirus to interact with cellular motors and speed through the nervous system. This breakthrough enables the virus to move unobstructed from skin nerves to neuron nuclei, outcompeting most other viruses.
Researchers discover exosomes shuttle protein Syt4 from neurons to muscle cells, enabling cell-to-cell signaling mechanisms. This finding may lead to loading therapeutic agents like RNAi into exosomes to target disease-carrying cells.
Researchers from Scripps Research Institute have received a $10M NIH grant to develop anti-smoking drug candidates. The team aims to create novel compounds that target hypocretin-1 receptors, which play a critical role in maintaining tobacco addiction.
A key protein in Schwann cells is essential for normal interactions between nerve cells and Schwann cells, regulating the steps that lead to nerve regeneration. Deficiency of this protein may lead to chronic neuropathic pain, motivating the development of a small molecule drug to mimic its function.
Researchers at Mayo Clinic Cancer Center identified the HNF1B gene as a contributor to ovarian cancer susceptibility through large-scale analysis of over 16,000 women. Variations in this gene are associated with different ovarian cancer subtypes and DNA methylation patterns.
A Quebec researcher has identified 49 new genetic variations linked to breast cancer, almost tripling the known number of risk factors. The discovery was made as part of a massive international study involving over 200,000 participants and will help predict breast cancer risk with greater accuracy.
A new study from the University of Sheffield used a test machine to measure friction on tennis court surfaces, finding that sand particle size affects clay court friction, particularly when wet. The research aims to create international standards for court surfaces to inform players about court conditions and improve player safety.
Researchers have discovered five new genetic regions associated with an increased risk of ovarian cancer, found in over 40,000 women. These findings may lead to the development of new screening and prevention strategies for high-risk individuals.
Researchers have developed a new imaging methodology that produces 3-D images of nanoparticles at atomic resolution, revealing new details of defects. This method enables the visualization of atoms from different angles and their arrangement in three dimensions.
A study led by the University of Leicester found a link between faster telomere shortening and increased risk of age-related diseases, including coronary artery disease and certain cancers. The research suggests that biological aging plays a key role in causing these diseases.
Researchers found that environmental enrichment, including running and exposure to novel objects, improved neurobehavioral function in mice after transplanting adipose-derived stem cells. Exercise-induced fibroblast growth factor 2 enhanced brain repair by promoting angiogenesis, neurogenesis, and astrocytic activation.
A new study questions the effectiveness of improved cookstoves in reducing air pollutants, particularly ultrafine particles that can penetrate deep into the lungs. The research found that while overall soot emissions are lower, these stoves still release three times more worrisome ultrafine particles than traditional open fires.
Researchers at Scripps Institution of Oceanography have captured a unique image of a site deep in the earth where magma is generated. The cross-section area of the melting region rivals the size of San Diego County, providing insights into the fundamental processes of plate tectonics.
A study found that encouraging young people to see happiness rather than anger in facial expressions leads to a decrease in their levels of anger and aggression. The researchers also discovered that this effect can be induced in healthy adults, suggesting that emotion processing plays a causal role in anger and aggressive behavior.
The study reveals that the efferent system plays a crucial role in mitigating cochlear neuropathy caused by moderate noise exposure. Researchers demonstrated that individuals with healthy efferent systems are less susceptible to difficulty hearing in noisy environments.
A study by Mayo Clinic researchers found that histamine 2 receptor antagonists increase the risk of Clostridium difficile infection in hospitalized patients, particularly those receiving antibiotics. The study highlights the need for judicious use of these drugs to reduce C. diff infection rates.
Scientists investigate multidrug transporters and anionic lipids to improve antibiotic, anti-malarial, and cancer treatment effectiveness. By understanding lipid-protein interactions, they aim to develop novel drugs that can control these protein complexes.
A new laser-powered terahertz source and detector system has been developed, offering 1,500 times more power and sensitivity than existing technologies. This enables deeper tissue imaging and sensing applications with improved efficiency.
A new find in a 246-million-year-old sediment layer reveals the skull of a juvenile placodont, confirming its European origin and providing insight into the group's early evolution. The discovery highlights the significance of crushing dentition in placodonts, with pointed teeth appearing earlier than previously thought.
A $619,618 grant has been awarded by the National MS Society to Dr. Victoria Leavitt to study predictors of memory decline in Multiple Sclerosis using functional magnetic resonance imaging (fMRI). The study aims to identify a brain marker that can predict which patients are at risk of memory decline, enabling early interventions.
A Michigan Technological University lab has introduced a library of open-source, 3-D-printable optics components that significantly reduce costs. The study found cost reductions of over 97%, enabling a broader audience to participate in optical experimentation.
A recent study found that thermography of horses' legs is highly reproducible and less sensitive to camera position changes. However, gentle drafts can significantly affect temperature readings, rendering diagnoses unreliable. To achieve accurate results, veterinarians should perform thermography in draft-free surroundings.
A study by Michigan State University researchers found that women in India are more likely to receive prenatal care when pregnant with boys. The research suggests that sex discrimination begins in the womb, leading to unequal access to healthcare for girls. This can have long-term effects on children's health and well-being.
Moffitt researchers have discovered four new regions of the genome linked to ovarian cancer risk, accounting for approximately 4% of inherited component. The findings are part of a coordinated series of studies involving over 250,000 individuals and provide new insights into the disease.
Researchers have successfully studied the shape of proteins using a novel strategy combining computational modeling and experimental techniques. This breakthrough has implications for understanding protein functions and diseases such as cancer, Parkinson's, and Alzheimer's.
A study by Johns Hopkins Medicine has identified DNA-damaging toxins in commonly consumed plant-based foods, including liquid smoke flavoring, black and green teas, and coffee. The toxins, pyrogallol and gallic acid, can activate the p53 gene, which is associated with cancer.
Researchers at RIT are developing advanced intelligence processing technologies to handle large volumes of high-resolution, remotely sensed images. They aim to distinguish objects, scale, complexity and organization using topological features and segmentation methodologies.
A team of researchers at Stanford University has designed a new structure that reflects most sunlight and efficiently radiates heat into space, cooling buildings even in the daytime. The device can achieve net cooling powers in excess of 100 watts per square meter, offsetting up to 35% of air conditioning needs.
Engineers at Oregon State University developed a new interactive system to create networks of small wetlands in Midwest farmlands, capturing 29% of runoff using only 1.5% of land. The approach helps prevent massive floods and retain water in a warming climate.
Despite declining smoking prevalence, people with mental health disorders remain significantly more likely to smoke and are less likely to receive cessation support from their GP. GPs can effectively intervene with nicotine replacement therapy and other medications, but often miss opportunities due to unequal consultation rates.
The western painted turtle genome shows a slow evolution rate compared to humans and pythons, with 19 brain genes and 23 heart genes expressed in low oxygen conditions. The study reveals potential insights into human health disorders related to anoxia and hypothermia.
The new journal focuses on research advances in uncertainty quantification, covering topics like finance, disaster preparedness, and porous media flows. The inaugural volume features papers on novel methods for reducing computational complexity and estimating information content in data assimilation.
The number of cancer survivors in the US is projected to increase from 13.7 million in 2012 to 18 million by 2022, with two-thirds of those over age 65. The report highlights disparities in survival rates across different cancer subtypes.
Researchers have pioneered a method to chill molecules using an ultracold cloud of calcium atoms and molecular ions, enabling the creation of hundreds of different molecules. This breakthrough brings scientists closer to building a computer that doesn't work with zeros and ones but with quantum mechanical objects.
A large-scale research study has identified over 80 genetic 'spelling mistakes' linked to an increased risk of breast, prostate, and ovarian cancers. The study found that these alterations can be described as single nucleotide polymorphisms (SNPs), which are common in the DNA of patients with cancer.
Scientists developed a cell-based alternative test that uses mouse skin cells in the laboratory to detect skin sensitisers. The test was found to be highly accurate, correctly identifying actual sensitizers in 92% of cases and producing no false positives.
A study published in JAMA Psychiatry found that varenicline significantly improved abstinence rates compared to bupropion and placebo. Smokers who took varenicline experienced better emotional functioning and lower levels of sadness, regardless of whether they abstained from smoking or not.
Researchers identified a specific cell membrane protein blocking cell death in hormone-therapy-related breast cancers, which could be targeted by new therapies. Progestin, a synthetic hormone used in hormone replacement therapy, affects the protein's activity and increases cancer risk.
Researchers have developed a virtual gaming environment to assist blind individuals in improving navigation skills and developing cognitive spatial maps of unfamiliar buildings. The technology uses audio cues and computer-generated layouts to mimic real-world navigation tasks, allowing users to generate accurate mental layouts.
A study published in PLOS ONE found that the surface bacteria on fresh produce vary depending on the type of produce and cultivation practices. Different types of fruits and veggies have distinct bacterial communities, which may impact food spoilage rates.
Researchers have discovered a new fossil species, Holoptychius bergmanni, in the Canadian Arctic during the Devonian period. The discovery sheds light on the evolutionary transition from finned vertebrates to limbed vertebrates and provides insights into the life of large predatory fish in this ecosystem.
A new study published in Nature Communications confirms the controversial worm Xenoturbella bocki as a key evolutionary organism. Genetic studies reveal that it belongs to the group of deuterostomes, to which humans also belong, sparking important biological and biomedical implications.
A mathematical model analyzes the spread of energy-efficient technologies in a community, highlighting the role of social networks and personal factors. The study provides tools for local authorities to assess the success of intervention strategies and reduce household energy bills and carbon emissions.
New research from the Antarctic Peninsula reveals a significant increase in the length of the melting season over the last 60 years. The study found that the summer melt season has been linked to the rapid break-up of ice shelves and rising sea levels, with temperatures warming by up to 3°C since the 1950s.
Research suggests that cold cities like Minneapolis require three-and-a-half times more energy for climate control compared to warm cities like Miami. Dr. Michael Sivak's study analyzed heating and cooling degree days, appliance efficiencies, and power-generating plant efficiencies to reach this conclusion.
Researchers are exploring how lithium works in the body to develop a safer medication for treating bipolar disorder. They aim to create a second-generation successor without lithium's drawbacks, such as thyroid problems and kidney failure.
Researchers at Harvard University have discovered that drastic changes in the gut microbes of mice occur following gastric bypass surgery, resulting in rapid weight loss. The study suggests that manipulating microbial populations could become a valuable tool to address obesity.
A study by Karen Lloyd reveals that archaea slowly eat tiny bits of protein, implications for understanding bare minimum conditions to support life. The finding provides clues about the absolute minimum conditions required to sustain life and the global carbon cycle.
Research reveals that estrogen deficiency after menopause leads to increased fat storage in the abdomen, associated with a higher risk of health issues. Post-menopausal women experience changes in cellular processes, leading to more fat being stored overall, which can be a target for future medical advances.
A review of literature suggests that lowering salt intake is associated with decreased cardiovascular disease and mortality. National studies in Finland and Great Britain show a significant decrease in death due to stroke and coronary heart disease after instituting a national salt-reduction program.
Research from the University of Gothenburg found that birds with few offspring and delayed reproduction have better-protected telomeres, leading to longer lives. This study sheds light on the correlation between reproduction and aging in animals, particularly species like barnacle geese and elephants.
Scientists at the University of York have discovered a cancer-inducing DNA realignment in human prostate cancer stem cells that can lead to more effective therapies targeting the root cause of the disease. This breakthrough has challenged previous understanding of solid cancers and offers new opportunities for targeted treatments.
Researchers found that swallow-tailed gulls hunt most often under a new moon, when fish come to the surface under cover of darkness. The lunar cycle also influences the behavior of various marine species, including fish and squid.
Researchers found that exposure to combined pesticides interferes with the learning circuits in bees' brains, causing slower learning or forgetting important associations. This has profound implications for honeybee colony survival as bees unable to learn will not be able to find food.
Dana-Farber scientists have identified a novel glutamine pathway that fuels the growth and spread of pancreatic cancer cells, which may be vulnerable to targeted drugs. The research suggests that inhibiting this pathway could make tumors more susceptible to standard treatments without harming healthy tissues.
Researchers at Mayo Clinic Cancer Center have identified new DNA sequences linked to an increased risk of developing breast and ovarian cancers. The findings, published in three studies, will help improve risk models and support new prevention strategies for these diseases.
Scientists have retrieved four seabed archaeal cells and mapped their genome, revealing they live on protein degradation. This breakthrough opens up new knowledge for microbiologists, allowing them to study individual microorganisms directly from nature.
For the first time, researchers from the University of Pennsylvania have successfully enabled 'bulk' silicon to emit broad-spectrum, visible light. This breakthrough enables the use of elemental silicon in both electronic and photonic components, paving the way for more efficient and integrated devices.
A National Institutes of Health network study found that pregnant women who experienced financial, emotional, or other personal stress had an increased chance of having a stillbirth. The researchers asked over 2,000 women about stressful life events and found that most women reported at least one event in the previous year.
The graduate student's research focuses on improving school security through architectural design, proposing solutions such as castle designs and Crime Prevention Through Environmental Design. The study highlights the importance of incorporating security features into school design without compromising aesthetics or budget constraints.
Researchers found that nearly a million measurements show two-thirds of Philadelphia vowels are changing, with some shifts towards Northern influences. The study spans over a century and involves over 1,000 people.
A study by UCSF researchers found that EEGs can identify seizures in up to 7.4% of hospitalized patients, highlighting the underutilization of this diagnostic tool. Seizures are treatable with FDA-approved anticonvulsants, and prompt diagnosis can lead to shorter hospital stays and improved patient outcomes.
Researchers have discovered that 37% of the placental genome has regions of lower methylation, called partially methylated domains (PMDs), where gene expression is turned off. This could enhance our understanding of epigenetics and its impact on human development, cancer research and autism.
Researchers found that certain protein particles can multiply and spread from one cell to the next, contributing to the development of neurodegenerative diseases like Alzheimer's and Parkinson's. This discovery may lead to new methods for treatment by preventing the spreading of disease-related protein particles.
An international study has identified up to 80 new regions of the genome associated with increased susceptibility to breast, prostate, and ovarian cancers. Researchers have also discovered a total of 41 new genes or regions that may contribute to the development of breast cancer.
A new study by Joslin researchers found that dietary fat can impact glucose levels and insulin dosing for people with type 1 diabetes. The study's findings have significant implications for managing the condition, highlighting the need to consider both carbohydrates and fats in insulin calculations.
Research from Massachusetts General Hospital finds that gastric bypass changes microbial populations in obese mice, leading to weight loss and improved metabolism. Transferring altered microbiota into germ-free mice reproduced the effects of bypass surgery.
Research from Brigham and Women's Hospital finds that states with restrictive Medicaid eligibility criteria have higher rates of patients delaying needed medical care. Regions with the highest rates of delayed medical care are primarily in the southeast, including Florida and Texas, where Hispanics are at a higher risk for delaying care.
The article discusses various geology topics, including the use of ancient lava-fed deltas to estimate paleo-water levels and past ice thicknesses. It also explores the formation of bubbles in volcanic conduits and the presence of iron-silicate microgranules in banded iron formations.
Researchers genetically engineered E. coli bacteria to metabolize caffeine, enabling its use for decontamination of wastewater and production of medications for asthma. This breakthrough could also lead to the development of a sensor to measure caffeine levels in beverages.
Scientists have discovered a new species of armored fish in north central Pennsylvania, providing insights into evolutionary changes during the Devonian period. The discovery was made possible by a technique used to analyze fossil impressions, which allowed researchers to create a detailed description of the new species.
A recent study by Henry Ford Hospital reveals that the rise in minimally invasive kidney stone surgery has led to a higher incidence of blood infections and overall complications among female patients. The procedure's use has increased by 47% since 1999, with women making up a larger share of those undergoing the treatment.
A study published in Menopause found that higher levels of routine daily physical activity, particularly household and caregiving chores, were associated with better sleep and fewer nighttime awakenings for women with hot flashes. The positive effects were mainly observed in white, non-obese women.
Researchers found that the sticky nature of opaline, not its chemical composition, is responsible for reducing sensory responses in lobsters. The study suggests that sea hares can escape predation by using opaline to inactivate a lobster's sense of smell and ability to feed.
A meta-analysis of 62 studies across 48 species found that sticking around to care for offspring is the better choice for some males when faced with infidelity. Males tend to be more accepting of offspring fathered by other males in species where risk is low or caring doesn't harm reproductive success.
Researchers at IDIBELL and VHIR have developed a treatment using adult mesenchymal stem cells to regenerate damaged lung tissue and reduce inflammation. The licensed product has shown promising results in animal models of acute respiratory distress and allergic asthma.
Research found scale insects were 13 times more abundant on willow oaks in hot areas compared to cooler ones, with higher survival rates in hot greenhouses. The study suggests urban warming may lead to changes in pest abundance as natural forests also warm up.
Researchers found that a strain of probiotic bacteria can alter its coat to outcompete harmful bacteria. This ability may prevent the growth of Clostridium perfringens in poultry, reducing the risk of necrotic enteritis and food poisoning.
A study by MIT and Université Catholique de Louvain found that just four points of reference were enough to uniquely identify 95% of cellphone users in a data set of 1.5 million users. The researchers used statistical physics tools to uncover a simple mathematical relationship between data resolution and identification probability.
A team of astronomers at the University of Toronto propose a mechanism for forming very large stars, where baby stars are fed gas from surrounding older stars, allowing them to grow in mass. They observed evidence of this phenomenon in the Westerhout 3 cloud, located 6,500 light years from Earth.