A Rutgers study found that nearly 70% of physicians report patients asking about e-cigarettes, yet most incorrectly believe all tobacco products are equally harmful. E-cigarettes were more likely recommended for heavy smokers seeking cessation, while FDA-approved medications were preferred for lighter smokers.
Scientists have created a searchable atlas of distinct cell populations in the ventral tegmental area, a key brain region involved in reward-directed behavior and substance use disorders. The study identified 16 cell populations, including classic dopaminergic neurons, glutamatergic neurons, and GABAergic neurons.
A new machine learning-based system developed by MIT and Stanford researchers enables the rapid development of optimized production methods for perovskite-based solar cells. The system has already led to the manufacturing of cells with an energy conversion efficiency of 18.5 percent, a competitive level for today’s market.
Researchers have identified a new molecular process called SAP that enables liquids to equilibrate efficiently at low temperatures. This process, which is slower than structural mobility, allows molecules to cooperate and reduce their internal energy, making it possible for materials to achieve equilibrium within a reasonable time frame.
Research from Portland State University finds that cities are inconsistently placing green infrastructure in areas prone to flooding, disproportionately affecting non-white and low-income residents. However, some cities like Portland and Phoenix are making efforts to increase investments in these neighborhoods.
Sediment cores suggest 15m of megathrust slip occurred offshore during the massive 1700 Cascadia earthquake, leading to 1m+ coastal subsidence. This finding will refine seismologists' understanding of this event and constrain coastline impact predictions.
A phase 1–2 clinical trial led by Massachusetts General Hospital has shown promising safety and efficacy results for rilzabrutinib, an oral Bruton kinase inhibitor, in treating immune thrombocytopenia. The study found that 40% of patients experienced a significant platelet response, with minimal treatment-related adverse events.
A biomedical engineering researcher will create a combined 'nasal airway and lung-on-a-chip' platform to mimic the upper and lower respiratory system. The AirLOC model will simulate exposure to particulate matter pollution, replicating complex organ functions and tissue interactions.
Researchers have studied the atomic structures of KaiC, a cyanobacterial clock protein, to understand its role in regulating circadian rhythms. The study reveals that allostery drives the clock, with phosphorylation and ATP hydrolysis cycles working like two gears.
A survey of over 2,000 physicians found that they often struggle to discuss e-cigarette use with their patients, highlighting the need for improved communication strategies. The study identified key factors influencing physician-patient discussions on e-cigarettes, including patient demographics and medical conditions.
The interaction between energetic particles and tearing modes significantly affects burning plasma performance. Analytical theory describes physical phenomena, with experiments and simulations confirming results.
Dr. Anil N. Makam, Assistant Professor of Medicine at UCSF, received the fifth Arti Hurria Memorial Award for Emerging Investigators in Internal Medicine Who are Focused on the Care of Older Adults. His research focuses on long-term acute care hospitals and evidence-based medicine.
A research team successfully synthesized isoparaffin-rich gasoline from syngas using ZnAlO x-SAPO-11 oxide-zeolite (OXZEO) catalysts. The study achieved high selectivity for iso-/n-paraffins, with a ratio of up to 48.
Research reveals male sex hormones contribute to cancer-related sex bias via modulation of CD8+ T cells. Targeting this signaling cascade holds promise for improving cancer immunotherapies.
Aftershocks form spatial clusters around mainshocks, with rates decreasing further from mapped faults and increasing with strain rate. Hardebeck's study improves models but falls short of capturing clustering density. Future research may incorporate crustal properties for better forecasts.
Researchers developed nationwide maps of bird species to aid conservation efforts, providing fine-resolution data for individual counties or forests. The maps predict bird diversity based on traits such as nesting habits and environmental factors like forest cover and temperature.
ACOs with higher percentages of minority patients have lower quality performance and poorer preventive care outcomes. In contrast, ACOs with lower out-of-network primary care rates show no differences in quality performance among different racial and ethnic groups.
Researchers at UIUC discover a new method for making tertiary amines, a crucial component in many medicines, using a simple and fast process. The reaction has the potential to lead to the discovery of new medicines for currently untreatable diseases.
The Urban Seismology Project successfully installed a geophone array in Yangon, Myanmar despite the challenges posed by the COVID-19 pandemic. The project aimed to build geophysics capacity in the nation and monitored a potentially locked subduction zone and major strike-slip fault.
The rediscovery of Gasteranthus extinctus, a tropical wildflower thought to be extinct, brings hope for conservation efforts. The plant was found in the Centinela Ridge, where extensive deforestation has led to 'Centinelan extinction,' and is now being protected by Ecuadorian conservationists.
Research suggests that expansion of vegetation in the Northern Hemisphere led to a significant warming of global temperatures between 6,000 and 9,000 years ago. The findings align with paleoclimate proxy records and challenge previous models' limitations in accounting for vegetation changes.
Researchers at Institut Pasteur have found that hypothalamic neurons can directly detect variations in bacterial activity, adapting appetite and body temperature accordingly. This discovery could lead to new treatments for diabetes and obesity.
Non-viral mRNA and pDNA delivery systems have shown promising results in vaccine development against COVID-19 and are being explored for therapeutic applications. These systems aim to improve upon current formulations by enhancing stability, targeting specific tissues, and stimulating innate immune responses.
Researchers found that wealth was associated with a 19 percentage point increase in survival rates from age 65 to 85, but smoking dominated other factors in shortening lifespan. The study suggests that avoiding smoking is crucial for living longer, regardless of wealth levels.
A study at Karolinska Institutet has revealed that a subgroup of innate lymphoid cells (ILCs) can accumulate in the intestinal mucosa of patients with inflammatory bowel disease (IBD). These immature cells can be influenced by gut environment factors, leading to increased cell division and cytokine production.
A recent study published in Gerontology found that jaw-opening force can be used as an index for swallowing difficulties in older adults. Researchers at Tokyo Medical and Dental University discovered that individuals with higher jaw strength are less likely to experience dysphagia.
Researchers investigated Omicron's impact on children's upper airway infections and found a significant increase. The study suggests that as Omicron became the dominant SARS-CoV-2 variant, cases of upper airway infection among children rose sharply.
A new IU training program will focus on social and behavioral science training in Alzheimer's disease, leveraging IU's strengths in aging research infrastructure. The five-year T32 grant aims to grow the pipeline of scientists tackling complex clinical issues.
Researchers at Gladstone Institutes and UC San Francisco have developed a comprehensive rule book for designing therapeutic cells with improved specificity and safety. The new receptor system, dubbed SNIPRs, is small enough for cost-effective engineering into human cells and can detect and respond to even small amounts of its target. T...
Scientists have identified over 100 phosphorylation sites with regulatory potential on RNA-binding proteins, including RBM20, which plays a crucial role in titin synthesis and heart muscle diseases. These findings provide insight into the post-transcriptional regulation of gene expression.
A WVU researcher has developed new statistical methods for assessing airborne exposure to oil spill workers, allowing for more accurate estimates and consideration of undetectable levels. This research has significant implications for understanding the health effects of oil spills on workers.
Researchers at Forschungszentrum Jülich successfully integrated a topological insulator into a conventional superconducting qubit, demonstrating a novel hybrid qubit. This breakthrough could lead to more robust and fast quantum computing systems.
A new study from MIT suggests that genome loops, which were believed to play a crucial role in controlling gene expression, are actually short-lived and fleeting. The researchers found that these loops only exist for about 3-6% of the time and last for only 10-30 minutes.
A new study demonstrated that maternal exercise during pregnancy improves the metabolic health of offspring, even when the mother is obese or on a high-fat diet. The findings suggest that physical exercise by the mother induces the placenta to secrete SOD3, resulting in a lowered risk of diabetes for the offspring.
A recent study published in JAMA Ophthalmology analyzed the incidence of vision loss caused by retinal vein or artery blockage in 430,000 patients after a COVID-19 infection diagnosis. The research suggests that COVID-19 may be associated with an increased risk of this condition.
Astronomers at the University of Sydney have discovered slimmer red giant stars, which have undergone dramatic weight loss. The unusual stars are thought to have lost mass due to their stellar neighbors, providing valuable insights into star evolution and life in the Milky Way.
Researchers identified two types of humoral immune responses in PTCs, one effective in controlling short episodes of viral activity and another lacking strong response. This discovery sheds light on HIV control mechanisms and could inspire novel therapeutic or vaccine strategies.
Researchers found that vitamin E boosts immunotherapy responses by stimulating dendritic cell activity, leading to improved antigen presentation and enhanced antitumor immunity. Vitamin E treatment also showed promise in combining with cancer vaccines and immunogenic chemotherapies.
Researchers at EPFL's School of Life Sciences have identified a critical link between cellular lipids and the determination of cell fate. They found that changes in lipid composition can influence the behavior of cells in response to external stimuli, even if the original cell type is identical.
The American Society for Nutrition's flagship online meeting will explore cutting-edge research in nutrition science, clinical topics and policy issues. Attendees can access scientific sessions, virtual abstract presentations and more to stay updated on the latest developments.
A new University of Gothenburg study has found that a drug treatment can reduce the frequency of breathing pauses in sleep apnea by an average of over 20 per hour. The treatment, which involves carbonic anhydrase inhibition, showed promising results with minimal side effects.
Researchers found high levels of mood disturbances and sleep disorders among COVID-19 patients, with increased fatigue increasing the risk of anxiety and depression. The study emphasizes the importance of addressing mental health issues in COVID-19 recovery.
Researchers found a significant association between high public transportation usage and higher per capita Covid incidence in the US. The study controlled for factors like education, poverty levels, and household crowding, suggesting that transit could have been an important factor in early pandemic spread.
Researchers found that APC gene mutations in colon cancer patients disrupt T lymphocyte migration to tumors, making it harder for the immune system to combat cancer. The study provides new insights into the mechanisms of antitumor immune defense.
A new type of sampler using felt nibs from pens has been developed for collecting biological samples, offering longer storage life and ease of use. This technology has potential applications in space exploration and medical settings.
The special issue suggests that involving patients and stakeholders in all aspects of clinical research can make studies more relevant and useful to those who need the evidence. The supplement highlights the benefits of engagement, including improved study feasibility, relevance, and quality. It also explores barriers and facilitators ...
A study of 48,000 individuals found that third-dose vaccination against SARS-CoV-2 with mRNA vaccines was associated with increased reporting of low-severity adverse events. However, there was no significant increase in the reporting of severe adverse events.
A recent study published in Nature Microbiology found that chlorine water treatment does not disrupt the normal population of beneficial bacteria in children's developing gut microbiomes. The study suggests that chlorination can actually help reduce disease incidence and limit antibiotic use while keeping microbiomes healthy.
Scientists have discovered that mechanical stimuli play a crucial role in activating adhesion GPCRs, which transmit signals via G proteins. The study provides insight into the functional nature of mechanosensitive receptors and has implications for developing future forms of therapy.
Researchers found that low-density neutrophils are associated with chronic inflammation in obesity, which can lead to comorbidities like type 2 diabetes and cancer. Bariatric surgery reduces these cells in circulation, improving metabolic syndrome components.
Human activity on Hainan Island is causing changes in the body shapes and diets of tropical birds, resulting in biotic homogenisation. Despite efforts to protect biodiversity, the island's unique ecosystem is being affected by large-scale economic and land-use changes.
A CDC study published in AJIC found that healthcare personnel (HCPs) diagnosed with COVID-19 were most likely to be exposed to SARS-CoV-2 in their workplaces as cases increased in their communities. The study suggests improved infection prevention and control measures are needed in occupational settings.
A Brazilian study reveals that counties supporting President Jair Bolsonaro's 2018 election win have higher COVID-19 incidence and mortality rates. Vaccination efforts led to declining case and death rates nationwide, but these effects were less pronounced in Bolsonaro's strongest supporters.
A global decline in nitrogen availability poses long-term challenges for ecosystems, impacting plant growth, herbivore survival, and food webs. Research highlights monitoring and mitigation strategies to address this issue.
A survey found that individuals experiencing food insecurity were twice as likely to delay or forego medical care due to cost concerns. Food insecurity disproportionately affected racial and ethnic minority groups, low-income individuals, and those who lost their jobs or income.
Scientists at TU Dresden have developed a novel flexible metal-organic framework to separate gaseous deuterium from hydrogen. This material, called DUT-8, is highly selective and efficient in separating deuterium, with potential applications in energy storage, medicine, and nuclear reactors.
Researchers at Swiss Federal Laboratories for Materials Science and Technology have discovered a new chemical synthesis method that forms stable benzene rings on a gold surface. This method, called the 'dry' method, avoids toxic byproducts and allows for the observation of molecular reactions in real-time.
A new study found that people with psychiatric conditions, especially those over 65, have a higher risk of breakthrough COVID. The researchers tracked data from over 250,000 VA patients and found increased risks for breakthrough infections among those with substance abuse, psychotic disorders, bipolar disorder, adjustment disorder, and...
A novel solution uses ultrasonic technology to detect critical form of lubrication between a railway wheel and the track, reducing maintenance costs and improving safety. The automated vehicle-mounted system will communicate presence and absence of lubrication to Network Rail.
A study of 1001 parents found that financial incentives and penalties were the most influential factors in their decisions. Parents preferred schemes offering direct financial rewards, compensation schemes, and mandated vaccinations for children over two years old.