A new study has found that a one-off treatment with senolytics can prevent premature ageing and frailty caused by cancer radiotherapies. The treatment was tested in mice and showed improved health conditions, providing new hope for cancer survivors.
Researchers at North Carolina State University have developed a new technique for extracting hydrogen gas from liquid carriers, making it faster, less expensive and more energy efficient. The new method uses sunlight and a reusable photocatalyst to release hydrogen molecules, reducing the need for rhodium and lowering production costs.
A population-scale study found COVID-19 vaccination is effective in most cancer patients but offers lower protection and wanes quickly. Vaccine effectiveness was lower (65.5%) in cancer patients compared to the general population (69.8%), with higher hospitalization and death risks despite vaccination.
The June special issue highlights the impact of structural racism on mental health and proposes community-wide interventions to address disparities. Research prioritization is also discussed to advance mental health inequity research.
Veterinarians at UC Davis have developed an AI model that can predict Leptospirosis in dogs with high accuracy, outperforming traditional testing methods. The model uses machine-learning algorithms to analyze historical data and provide timely predictions, which can be an online resource for veterinarians.
A recent study published in Nature Communications has significantly extended the understanding of one type of protein degrader technology, expanding on current validation strategies. This breakthrough could boost the number of drugs successfully entering human trials, particularly for hard-to-treat cancers.
Researchers mapped out the natural history of drywood termites, revealing oceanic voyages that accelerated their evolution and confirmed recent dispersals via humans. The study also challenged the common assumption of primitive lifestyles, highlighting the diversity and complexity of termite social behavior.
A new method called sensPIV has been developed to measure both flow and oxygen concentrations simultaneously at the smallest scales. This breakthrough allows researchers to study how corals generate flows, increasing oxygen transport, and has potential applications in life sciences, microfluidics, and medicine.
A study published in BMC Medicine found that watching less than an hour of TV per day can lower the risk of coronary heart disease by up to 16%. The research suggests that limiting TV viewing could be a useful lifestyle change for individuals with a high genetic predisposition to the condition.
Researchers found that planetary systems around binary stars form differently than those around single stars, potentially creating new targets for extraterrestrial life. The study also suggests that comets could play a key role in delivering organic molecules necessary for life.
A new statistical method for brain mapping is proposed to improve accuracy by removing redundant associations. The study uses simulations to test the method's performance on fake diseases and scores, revealing its superiority over existing approaches. The next step is to apply this refined analysis to study Alzheimer's disease.
Researchers assessed COVID-19 prevention measures in NYC public schools against the Delta variant, finding secondary attack rates and transmission patterns among students, teachers, and staff. Vaccination status played a significant role in preventing delta variant transmission.
Rice University bioengineers are developing optogenetic tools to study B. subtilis' stress response, combining experimental results with theoretical findings to understand genetic design principles. This research aims to reveal clues about bacterial survival and potentially lead to new antimicrobial drugs.
A study by researchers at UCSF found that e-cigarette use costs the US $15 billion annually in healthcare expenditures, with each user paying around $2,000 extra per year compared to non-users. The study, published in Tobacco Control, highlights the growing concern over health care costs associated with e-cigarette use.
The National Health and Aging Trends Study (NHATS) has provided insights into the trajectory of late-life functioning, accommodation needs, and consequences of disability for individuals, families, and society. The study's findings have implications for reducing disability and enhancing quality of life for older Americans.
Research published by the American Psychological Association finds that denial of structural racism is associated with anti-Black prejudice and less racial empathy. People who deny structural racism are more likely to endorse beliefs that societal inequality is acceptable and report fewer intentions to engage in social justice behaviors.
A new tool called DeepSqueak uses deep learning to identify marine mammal calls with high accuracy, even in noisy environments. The tool was originally developed for rodent ultrasound signals but has been adapted to detect sounds at other frequencies, including humpback whales and delphinids.
Researchers analyzed nearly 3.5 million patients and found no disparity in elective surgery case volume reductions among racial groups, with Black, Asian, and other non-white individuals showing similar decreases as white counterparts. The study challenges existing assumptions about the impact of COVID-19 on healthcare disparities.
Researchers discovered a previously unknown mutation in a child with epilepsy that affects the functioning of ion channels, which are crucial for brain function. The mutation has been found to decrease the function of normal proteins as well, highlighting the importance of studying genetic mutations.
A review of 38 randomized controlled trials found that counseling patients about contraceptive use and providing contraceptives increases use without increasing STI risk or reducing condom use. The interventions also decrease unintended pregnancy in trials designed to evaluate this outcome.
A global shortage of health workers poses a significant threat to effective health coverage worldwide. The study estimates that over 43 million more health workers are needed to meet targets for universal health coverage.
Researchers at Harvard John A. Paulson School of Engineering and Applied Sciences have developed a single-material diamond mirror that withstood a 10-kilowatt Navy laser without damage. The mirror's unique nanostructure design makes it 98.9% reflective, potentially enabling more robust high-power lasers for various applications.
Researchers at Aalto University have discovered a dedicated neural pathway in the retina that can detect even the dimmest shadows possible. This breakthrough could lead to unprecedented resolution in probing visual diseases.
A new study reveals that foreign fishing fleets and international seafood trade are taking fish nutrients away from malnourished populations, exacerbating nutrition insecurity. The research found that over 60% of countries receive net gains in fish-derived nutrients through international trade, while a third have net losses.
Researchers have developed gene-edited tomatoes that can produce vitamin D3 through exposure to UVB light. The tomato leaves naturally contain provitamin D3, which accumulates in the fruit after editing. This breakthrough could help millions of people with vitamin D insufficiency and provide a plant-based source of vitamin D3.
A new energy-efficient way to produce hydrogen gas from ethanol and water has been developed, enabling on-site production at fueling stations. This innovation could make clean hydrogen fuel a more viable alternative for gasoline-powered cars, reducing the need for hazardous high-pressure hydrogen gas transportation.
A UAB research team successfully monitored microplastic behavior in Drosophila larvae, revealing interactions with microbiota and intestinal barrier. The study confirms the fly's relevance as a model for studying nanoplastic effects on human health.
A new paper outlines a universal protocol for secure cryptocurrency exchanges, addressing issues of honesty, privacy, and third-party reliance. The protocol ensures honest swaps across all current and future cryptocurrencies, with no need for specialized features or high computing power.
A recent study found that nearly one-quarter of young sarcoma patients continue to use opioids after treatment is completed. The researchers highlight the need for monitoring and age-appropriate strategies to manage pain while minimizing opioid exposure.
The BiCIKL Project has successfully integrated FAIR data on biodiversity for a year, focusing on creating a more transparent and efficient research ecosystem. The project aims to link different sources of biodiversity data across various infrastructures and open data platforms.
A research team led by Professor Youdong Mao has developed a new method using time-resolved cryo-electron microscopy and machine learning-based 4D reconstruction to visualize the USP14-proteasome system in atomic detail. This reveals a 'multiverse' of parallel reality pathways, allowing for targeted inhibition of cancer cells.
A study by Thorsten Lehnert reveals that price noise from trading activities of mutual funds explains the success of 'bets against beta' strategies. These strategies, which involve taking short positions in assets with higher betas and long positions in those with lower betas, result in significant positive returns.
A recent study led by Nagoya University found that human-made iron in the Southern Ocean may be up to ten times higher than previously thought, with a 60% contribution from fossil fuel combustion. This could lead to decreased photosynthesis and increased CO2 levels, exacerbating global warming.
Researchers propose an ecological model to understand how individual responses to dietary fiber vary across gut microbiomes. The study found that specific bacteria grow in response to inulin and drive changes in gut health.
A new study reveals that ingestible sensor-enabled Truvada can identify patterns of medication taking behavior that may put individuals at risk of prophylactic failure. The system captures individual adherence patterns in real-time, allowing for tailored guidance and support.
The study investigates the nonequilibrium relaxations of hot electrons and coherent acoustic phonons in Sb2Te3 under hydrostatic pressure up to 30 GPa. It reveals a hot phonon bottleneck effect that is effectively suppressed along with the onset of electronic topological transitions.
Researchers designed two conceptual models of intelligent DNA robots that can swarm into leakless nonlinear amplification. The robots use multifunctional manipulators, trigger validators, and automatic assembly motors to amplify signals and facilitate targeted drug delivery.
Researchers found that rifampicin improved cognitive function and memory in mice with C9orf72-linked dementia. The antibiotic also reduced formation of protein aggregates, neuronal loss, and microglial activation in brain tissue. This study suggests rifampicin may be a widely effective drug for preventing neurodegenerative diseases.
The study reveals a single-band paramagnetic metal behavior at intermediate correlation regime, with two antiferromagnetic insulating parent phases at strongly correlated regimes. The researchers also found that Cooper pairs in Ba2CuO4-δ are s+d-wave symmetric due to spin-fluctuation mediated effective pairing interaction.
Patients who use cannabis require more drugs than non-users during gastric endoscopies, according to a study. Researchers found that cannabis use was associated with increased odds of requiring higher sedation levels during gastroscopy but not colonoscopy.
A national policy change facilitating broader sharing of donor livers through 'acuity circles' has resulted in procurement delays, averaging two to four hours. This added complexity affects organ procurement organizations and can emotionally tax families waiting for the organ.
Research suggests that medications for excessive alcohol use may help prevent and treat ALD by lowering the risk of disease progression among individuals with alcohol use disorder. The study also found that treatment with certain medications was linked to a reduced incidence of ALD among participants without existing liver disease.
The Society for Healthcare Epidemiology of America and four medical societies release recommendations for preventing ventilator-associated events and nonventilator hospital-acquired pneumonia. Evidence-based practices include oral care, managing dysphagia, and multimodal approaches to prevent viral infections.
A Brazilian group developed a peptide called Rb4 that triggers necrosis in murine melanoma cells and inhibits the viability of human cancer cells. In mice, Rb4 reduced lung metastasis and slowed subcutaneous melanoma growth, increasing survival by 25%.
A global effort has been launched to create a digital twin of the human immune system, inspired by the COVID-19 pandemic. This 'digital twin' could enable precision medicine for various ailments, including cancer and autoimmune diseases.
Scientists have simulated a way to create and observe the early stages of fast radio bursts, a mysterious phenomenon that releases enormous energy in space. The proposed experiment uses a strong laser to produce pair plasma, which is then shifted to a higher frequency, demonstrating the prospects for laboratory production and observation.
The snake trade in Indonesia is plagued by unsustainable practices, including underreported and illegal international trade in blood pythons. Research suggests that the current quota system may not be effective in ensuring sustainable harvesting, highlighting the need for urgent action to address these concerns.
Research found that children who spend more time playing outside had fewer internalizing problems and were more positive during the first Covid-19 lockdown. The effects of adventurous play on mental health were consistent even after controlling for demographic variables, with a greater impact on children from lower-income families.
A comprehensive study published in Frontiers found that medicinal cannabis improved pain measures, decreased cancer symptoms, and reduced the need for opioid painkillers among cancer patients. The study's results suggest that medical cannabis can be considered as an alternative to traditional pain relief medicines.
Engineers at China University of Hong Kong propose optimal design elements for aqueous electrolytes in low temperature aqueous batteries. They found that ideal antifreezing electrolytes should exhibit low freezing temperatures and strong supercooling abilities, enabling ion transport at ultra-low temperatures.
Neuroscientists at Johns Hopkins University have pinpointed a mechanism in the brain responsible for age-related memory loss. The hippocampus' CA3 region plays a critical role in pattern separation and completion, which become imbalanced with aging, leading to impaired memory.
Researchers have developed a new training method for machine learning models to perform blood cell counts, reducing manual annotation work. The U-Net model achieves high accuracy in segmenting images with multiple cell types, promising a simpler and cheaper alternative to traditional cell analyzers.
The team found that as superconductivity was switched off in the YBCO samples, charge density waves became more correlated, with electron ripples becoming periodic or spatially synchronized. This suggests that superconductivity fundamentally shapes the form of CDWs at the nanoscale.
A new study reveals that long-term insomnia symptoms can lead to poorer cognitive functioning in retirement age. The Helsinki Health Study found a clear connection between severe insomnia and worse cognitive function among those on statutory pension.
Patients with a history of unprovoked venous thromboembolism who stop treatment after negative D-dimer tests experience an eight-fold increased risk of recurrence compared to those on low-dose apixaban. Low-dose apixaban was found safe and effective for these patients
A sociological study found that immigrants' trust in the police decreases over time as they integrate into their host country. The study, which analyzed data from almost 20,000 immigrants across 22 European countries, suggests that experiences of discrimination play a significant role in eroding trust. To maintain high levels of trust ...
A study published in Nature Cardiovascular Research reveals that rare T cells targeting apolipoprotein B can contribute to inflammation and atherosclerosis progression. Researchers discovered these cells resemble regulatory T cells but develop a new identity as heart disease develops.
A team from the University of Wisconsin-Madison found no significant differences in structural brain changes between participants who received short-term mindfulness training and those who did not. Despite this, participants reported increased mindfulness, suggesting that benefits may be related to wellness interventions more broadly.
A multi-center study evaluates the Alleviant System, a transcatheter technology that reduces pressure in the left atrium without implantation. The device demonstrates procedural safety and feasibility, with promising efficacy signals through six months.
A study by researchers at Göttingen University and the Centre for Ecological Research found that organic farming is more effective in promoting wild bee populations than conventional fields with flower strips. The findings suggest that considering both yield and area of land is crucial when evaluating agri-environmental measures.