Research reveals that African American race, rural residence, and low socioeconomic status are associated with poor pregnancy outcomes in adolescent mothers. Social determinants of health play a crucial role in driving inequalities in adolescent perinatal health.
The study of hagfish inner ear development sheds light on the evolutionary process. The team found that key genes controlling development are expressed similarly across vertebrates, including lampreys and hagfish.
A recent study published in The Lancet found that fluoxetine, a common antidepressant, does not improve physical ability or reduce disability after stroke. However, researchers did note a small increase in bone fractures among those taking the medication.
A new study optimizes drug dose sizes available, reducing pharmaceutical wastage by as much as 50% in some cases. This can help cut drug manufacturer's costs and make medicines more accessible to patients.
In 2018, the biotech industry saw significant investment from venture capital firms and a surge in initial public offerings. Promising developments include the approval of the first RNA interference drug, Onpattro, for treating rare genetic disorders, as well as advancements in CRISPR technology and cannabis-based therapeutics.
The COSINE-100 experiment has reported no excess of signal in its data, putting DAMA's annual modulation signal at odds with other experiments. The researchers will need several years of data to fully confirm or refute the claim.
Sleep problems are prevalent and increasing among young adult students, with women experiencing a higher prevalence of insomnia. The study suggests that sleep issues warrant attention as a public health concern in this population.
Researchers have developed wireless, battery-free sensors that monitor skin exposure to solar radiation in real-time, providing a flexible method to track UV light. The devices overcome existing drawbacks such as limited battery life, allowing for broader use in outdoor activities and optimizing light-based treatments for skin conditions.
Researchers have created a new artificial intelligence that can effectively defeat captcha security systems used by most popular websites. The algorithm, based on deep learning methods, requires only 500 genuine captchas to train, making it highly efficient and able to launch attacks with low effort.
A nationwide Danish study found a significant increase in postoperative infections, pneumonia, and community-based antibiotics after hip fracture surgery between 2005 and 2016. The risk of hospital-treated infections increased by 32% and pneumonia by 70%, with higher risks among elderly patients.
A new model for calculating property tax could help combat Vancouver's housing affordability problem by transferring tax burden from owners to renters. The proposal aims to raise property taxes and lower income and sales taxes, stimulating the economy and making it easier for workers to afford housing.
Researchers at WashU Medicine have designed a 'flight data recorder' for developing cells, revealing the paths they take as they progress from one type to another. This tool has potential to boost regenerative medicine by guiding skin cells into new liver cells and may also be applied in cancer research.
A new paper examines the rationale behind the 'Barcelona Declaration' for responsible AI development and usage in Europe, focusing on safety, reliability, and ethics issues. The declaration aims to integrate best practices proactively as part of the design process.
Global fossil fuel emissions are projected to reach a record high of over 37 billion tons in 2018, driven by growing energy demand and non-fossil source emissions. Renewables have largely come online as add-ons to fossil fuels, but more needs to be done for them to displace fossil fuels.
Young aphids use this behavior to quickly return to a safe host plant after escaping from grazing animals. This helps them increase their chances of survival in hostile environments.
A new study from Trinity College Dublin found that vitamin D deficiency is associated with a substantial increase in depression risk among older Irish adults. The study followed participants over four years and found a 75% higher risk of developing depression, even after controlling for other factors.
Researchers have developed new tools for controlling specific cells in the brain using light, enabling the study of individual neurons within complex networks. The new protein pores allow for switching neurons on or off using light, opening up new possibilities for probing brain function.
Researchers at Boston University have made significant progress in understanding the molecular mechanisms underlying HDL formation. They discovered a crucial interaction between apolipoprotein A-I and ABCA1 proteins, which enables the formation of nascent HDL particles.
The device can measure multiple wavelengths of light, including UVB and UVA, to optimize treatment of neonatal jaundice, skin diseases, seasonal affective disorder, and reduce the risk of sunburns and skin cancer. It enables precision phototherapy and warns users of impending sunburns.
A new study by University of Oklahoma sociologist Meredith Worthen reveals clear 'sexuality gap' between exclusive heterosexuals and others, as well as gender gaps among mostly heterosexual and lesbian, gay, and bisexual students. The research suggests that liberal attitudes are more common among LGB individuals, particularly women.
Studies found that at least one hormone or pharmaceutical contaminant was present in untreated groundwater at 6% of sites, with higher exposure risks for individuals using domestic wells. The presence of chemicals also threatens ecosystems, particularly through stormwater management practices.
Researchers create a programmable time-domain digital coding metasurface that can respond to electromagnetic waves with strong nonlinear processes. The metasurface enables simultaneous wave-matter interactions and frequency spectrum manipulation, paving the way for simplified and compact communication systems.
Researchers have discovered a new, general method for protecting carbonyl groups using camphorsulfonic acid. This procedure offers high yields, simplicity and environmental friendliness.
A Caltech-led team of researchers has identified individual neurons that monitor our behavior, catching errors and correcting them quickly. The study provides rare recordings of these neurons, which are involved in error monitoring and have implications for psychiatric diseases like obsessive-compulsive disorder.
A CWRU researcher has secured a $14.6 million grant to study Alzheimer's disease in diverse populations, including African-Americans and Hispanics. The project aims to identify new genetic factors and improve understanding of the disease's impact on these communities.
Researchers have identified nine distinct groups of microglia, including some that appear only in embryonic or newborn stages, and others that are involved in myelination. These findings may help uncover new roles for microglia in disease and development, and could lead to the development of therapies targeting specific subpopulations.
A study published in Social Science & Medicine found that states with moderate to strong bans on handheld device use have lower motorcycle fatality rates. The researchers argue that strengthening texting/handheld bans is essential for improving safety and saving lives among motorcyclists.
A study of 3,112 community-dwelling adults aged 60+ found distinct risk factors for falls in men and women. Injurious falls were more commonly associated with low blood pressure and balance issues in men, while underweight and cognitive impairment were key risks for women.
A new study finds that addressing climate change will lead to net job creation across industries by 2030. The construction, manufacturing, and renewables sectors are expected to drive job growth.
Otago researchers found a genetic factor, PLEKHG6, that drives unique aspects of brain development in primates and humans. This discovery could lead to better understanding of brain building and repair strategies.
Researchers induce transformation between meron-antimeron and skyrmion lattices using magnetic field. The ability to manipulate nanometer-scale spin textures is key to developing next-generation spintronics with low power consumption.
The California Academy of Sciences has added 229 new plant and animal species to the family tree, including 120 wasps, 34 sea slugs, and seven flowering plants. These discoveries were made over five continents and three oceans, highlighting the vast and dynamic planet's unexplored places.
The symposium presentation explores current topics in occupational risk analysis, including chronic traumatic encephalopathy (CTE) and dermal contact with solid metals. Studies have found a lifetime excess risk of CTE in NFL players to be unacceptably high, highlighting the need for regulations.
Rebekah Charney, a postdoctoral researcher at UCR, has been awarded a $177,000 NIH fellowship to study the earliest events underlying neural crest cell formation. The research aims to address key biological questions and potentially lead to novel therapeutics.
Researchers found that EHR-related stress is associated with burnout among physicians, particularly in primary care specialties. Primary care doctors like pediatricians, family medicine physicians, and general internists report excessive time spent on documentation and frustrating user interfaces.
A recent study found that adding adjuvant capecitabine to standard treatment did not significantly improve disease-free or overall survival for patients with early-stage triple-negative breast cancer. However, a subset of patients with nonbasal-like disease showed a significant benefit from capecitabine.
A Jurassic ichthyosaur, Stenopterygius, had skin similar to that of a whale and coloration similar to living marine animals for camouflage. The discovery indicates the animal was likely warm-blooded and used subcutaneous blubber.
A study of 1644 infertile men found that longer durations of infertility were associated with lower sperm counts and impaired sperm parameters. Older age and higher body mass index were also linked to prolonged infertility.
Researchers from Aarhus University have made significant breakthroughs in understanding the mechanisms of yellow rust resistance in wheat. The study found that Yr15 gene produces defence responses early in infection, providing a crucial piece of information for developing disease-resistant varieties.
Researchers at the University of Konstanz have found a novel genomic mechanism for sex determination in swordtail fish, resulting from decades-long hybridisation experiments. The study reveals that introgression and selection of pigmentation phenotypes contribute to the rapid evolution of a new sex chromosome.
Scientists have created a memristive element made from nanowires that functions similarly to biological nerve cells, storing and processing information in parallel. The discovery offers promising advantages for bioinspired computers, which can work decentralised with multiple processors connected by networks.
A team of scientists has found medullary bone in a Cretaceous bird fossil, providing the first occurrence of this tissue outside of modern birds. The discovery links birds and dinosaurs, challenging previous assumptions about their relationship.
The Lancet report debunks myths about migration and health, highlighting the economic benefits of migration and the need to integrate migrant populations into healthcare systems. The Commission on Migration and Health calls for improved public health responses and counteracting racism.
A new study found that uranium in mine dust can dissolve in simulated lung fluids and bloodstream, increasing the risk of disease. The researchers tested dust samples from five sites near uranium mines in New Mexico, discovering that mineral composition affects solubility.
Researchers create long-lasting rewritable paper by layering blue dye and black toner, which remain legible for more than six months. The material can be reset by cooling it down to 14 F, allowing for over 100 reuse cycles.
A UC San Francisco study found that homeless older adults often have limited access to stable phone numbers, leading to increased stress and social isolation. The lack of two-way communication also contributes to high emergency department usage and inadequate healthcare services.
A study by Baylor College of Medicine researchers found that when Dna2 is absent, small DNA fragments insert themselves into chromosome breaks, leading to genomic instability. This mechanism may contribute to cancer development and other cellular conditions.
High-pressure induced long-range charge order competing with superconductivity has been found in a high-temperature cuprate superconductor. The study provides new insights into the behavior of correlated electrons and mechanisms yielding to high-temperature superconductivity.
A new study has found that Rift Valley fever virus can cause high rates of stillbirth in pregnant rats and human tissue, with the virus evading the mother-child barrier more efficiently than other vertically transmitted viruses. The research aims to develop vaccines to prevent the virus from causing miscarriage and birth defects.
Research suggests that people with narcissistic tendencies are more likely to reject democratic institutions, preferring strong leadership or authoritarian rule. In contrast, those with a positive self-view and high levels of trust in others tend to support democracy more strongly.
Researchers found that burned forest material can sequester mercury, preventing its release into waterways. Black ash from low-intensity burns contained similar amounts of mercury as unburned vegetation and white ash from high-intensity burns had higher levels in a non-reactive form.
Researchers found associations between infections and higher risk of treated mental disorders in children and adolescents. Infections requiring hospitalization or treatment with antibiotics were linked to increased risks of subsequent mental disorder hospitalizations and psychotropic medication use.
HIV-infected patients have a higher risk of developing cancer due to the presence of fewer T-cells in their bodies. Researchers found that exosomes play a key role in supporting cancer growth and spread in these patients, who are 500 times more likely to be diagnosed with Kaposi sarcoma.
A study published in PLOS ONE found that recycling old mobile phones can recover valuable metals, such as gold and coltan, used in their construction. This reduces the incentive to mine gorilla habitats for these minerals, helping to save the species from extinction.
The International Osteoporosis Foundation and the European Society for Clinical and Economic Aspects of Osteoporosis, Osteoarthritis and Musculoskeletal Diseases established recommendations for economic evaluations in osteoporosis. These guidelines aim to improve transparency and methodologic standards, promoting high-quality methodolo...
A research team from Universitat Autonoma de Barcelona develops a new Double Factor Preimplantation Genetic Testing (DF-PGT) strategy using massive sequencing techniques. This allows for simultaneous diagnosis of genetic mutations and chromosomal alterations, increasing the security of the diagnosis and the viability of embryos.
Researchers have created a global map of atmospheric ammonia distribution using satellite data from 2008 to 2016. The study identified over 200 new sources, including sites of intensive livestock production and industrial activity, which were previously underestimated.
A study by Duke University researchers shows that pathogen responses to first-line antibiotics can be distinguished, allowing for more effective treatment strategies. The researchers developed a method to quantify resistance and resilience, enabling clinicians to prescribe targeted dosing regimens.
Researchers at Duke University Medical Center have identified a key player in bone healing - young macrophage cells and their secreted proteins. Introducing these factors into old mice improves fracture repair, providing a potential new treatment for delayed healing.
Researchers developed a system using drones to capture actor movements for 3D animation, reducing camera work and data processing.