A recent study by Dr Joseph Michalski from HKU suggests that the number of ancient Martian lakes may have been significantly overestimated. The analysis of satellite data reveals evidence for smaller lakes on Mars, which could contain critical information about past climates.
A research team from Dalian Institute of Chemical Physics has revealed the existence of reactive gallium-hydride species on the surface of gallium oxide using solid-state nuclear magnetic resonance. The discovery provides comprehensive information on the structural configuration and formation mechanism of these special M-H species.
Researchers developed lanthanide-doped fluoride nanoparticles that exhibit superior photostability, low toxicity and convenient device processability. These particles also show promising applications in biomedicine and optical information encoding, enabling broadband detection in theory.
Researchers propose a new coupling strategy combining photocatalytic water oxidation and catalytic wet peroxide oxidation to efficiently remove organic pollutants from wastewater. The proposed strategy achieves higher total organic carbon removal rates compared to traditional methods.
A new day-case surgical procedure for diabetic foot ulcers has been shown to accelerate effective healing, reduce recurrence, and prevent amputations. The procedure, which involves adjusting the mechanics of the foot, was found to be effective in treating up to 19 patients with successful ulcer resolution in just 3-4 weeks.
A recent academic study found that Facebook's introduction at American colleges was associated with a significant worsening in mental health symptoms, particularly depression and anxiety. The study used a novel research method to establish causality between social media use and poor mental health.
Oregon State University will collaborate with partners on a five-year project to enhance soil health and reduce the carbon footprint of the Pacific Northwest potato industry. The project aims to identify climate-smart practices that increase soil organic matter, reduce greenhouse gas emissions and improve water holding capacity.
A systematic review and meta-analysis of 19 cohort studies involving over 1 million adults found that moderate tea consumption is associated with a lower risk of developing type 2 diabetes. Drinking at least four cups of tea a day may reduce the risk by 17%.
Researchers found that a healthy lifestyle can almost halve the likelihood of developing dementia in people with type 2 diabetes. The study followed 445,364 participants and found that those with diabetes who had an unhealthy lifestyle were 65% more likely to develop dementia than those with the healthiest lifestyle.
A first-in-human study using the ModulHeart device showed significant improvements in cardiac output, left ventricular end diastolic pressure, and urine output in patients with heart failure. The study demonstrated the feasibility and safety of cardiorenal support among patients undergoing high-risk PCI.
A study using STS/ACC TVT Registry data found that most patients with severe mitral regurgitation (MR) and cardiogenic shock who underwent TEER achieved successful MR reduction, with associated lower mortality and heart failure hospitalizations at one year. Device success was linked to improved survival rates in a high-risk population.
The PASCAL transcatheter valve repair system showed non-inferiority compared to MitraClip in treating significant symptomatic DMR. Patients experienced improvements in functional and quality-of-life outcomes.
Researchers have developed a novel carrier doping method for p-type semiconductors, which improves photovoltaic device performance by increasing hole concentration. The new method uses alkali ion impurities to enhance conductivity in copper(I)-based semiconductors.
A new wearable device called FAST can measure tumor size changes to the hundredth of a millimeter, providing a fast, accurate, and inexpensive way to test cancer drugs. This technology represents a significant advance in cancer treatment, offering continuous monitoring, flexibility, and non-invasiveness.
Researchers develop a method to synthesize bare aromatic polymers using dendrimer support, enabling high solubility and transfer to other materials. This innovation opens up new possibilities for creating hybrid materials with unique properties.
A recent study published in Life Metabolism found that maintaining balanced energy intake throughout the day may improve cognitive function. The study analyzed data from over 3,300 participants and discovered that those with unbalanced eating patterns, such as skipping breakfast, were at higher risk of cognitive decline.
The University of Arkansas has been awarded $699,604 by NIST to enhance a Wi-Fi nano-biosensor for palm-sized SARS-COV-II detection. The new sensor will confirm whether the coronavirus is alive or dead, significantly improving detection accuracy.
The Texas Climate-Smart Initiative aims to expand climate-smart commodity markets and leverage greenhouse gas benefits. Project partners will provide technical and financial assistance to producers to implement climate-smart production practices.
Researchers at Johannes Gutenberg University Mainz are studying the effects of natural substances used in traditional Asian medicine on depressive states in Drosophila flies. They found that certain substances can prevent the development of a depression-like state and even boost resilience to chronic stress.
Researchers found that blood metabolites related to sugars were linked to older adults' global cognitive health, while a Mediterranean diet was associated with higher levels of beta-cryptoxanthin. This study expands on previous work and highlights the importance of diet in safeguarding cognitive function across different populations.
The September issue of CHEST journal features 40 articles on clinically relevant topics, including disparities in rural populations with idiopathic pulmonary fibrosis. The journal also offers complementary web and multimedia activities to expand its reach.
Researchers developed an ultra-compact seismic source to continuously monitor carbon reservoirs, detecting CO2 leaks and changes that require attention. The Portable Active Seismic Source (PASS) technology can be deployed affordably and has potential applications in monitoring for disasters and imaging subsurface structures.
This study found that adult trees inhibit offspring recruitment by accumulating enemies, promoting species coexistence. The strength of this effect depends on genetic relatedness and distance to conspecific adults.
Researchers at the University of Cincinnati found that Burmese pythons have evolved super-stretchy skin between their lower jaws, enabling them to consume prey much larger than expected. This adaptation allows pythons to eat deer and other large animals whole, providing a significant energy advantage in their ecosystem.
Research from UBC Okanagan suggests that wineries can revive lagging tourism by focusing on multi-sensory experiences, such as participation in agricultural activities and workshops. This approach helps create memorable and authentic experiences for visitors, setting wine destinations apart from one another.
Cell membranes facilitate viral infection by allowing spike proteins to bind and enter cells. The study identifies the role of cell membranes in SARS-CoV-2 variant infections, providing insights into potential therapeutic targets.
Researchers found that ruxolitinib, a clinically approved drug, suppresses ICB-resistant melanomas by reprogramming TILs and relying on host TNF signaling. This discovery offers a potential target for bypassing therapeutic resistance in advanced melanoma patients.
Researchers have discovered that Mexican mangrove forests have been absorbing and storing carbon for an impressive 5,000 years. The study found that these unique ecosystems are capable of retaining large amounts of carbon due to the presence of certain microorganisms.
This study analyzed immune cell changes in lymph nodes after Yersinia pestis infection, finding up-regulated inflammation-related pathways and M1/M2 coupling activation in monocytes/macrophages. The researchers also identified critical cell types involved in the early interactions between Y. pestis and the host.
A recent study found that telemedicine is a viable option for many patients, especially those with epilepsy and attention-deficit hyperactivity disorder. However, barriers remain, including limited access for socially vulnerable families and racial/ethnic minorities.
Researchers create a new, non-invasive wearable device that can measure tumor size changes in real-time. The 'Flexible Autonomous Sensor measuring Tumors' (FAST) device provides continuous monitoring and accurate results, offering a promising approach to cancer treatment.
Researchers at McGill University have discovered that exercise can restore health to cells in the cerebellum, a part of the brain affected by SCA6. The treatment also works on mice with other movement disorders, suggesting potential applications for other conditions.
Researchers found that developing sea anemones use hydraulic muscles to regulate body pressure and sculpt tissue. The more active larvae are, the longer they take to develop, suggesting a trade-off between movement and growth.
Two UC Riverside-led studies found 30% of Native Hawaiian/Pacific Islanders diagnosed with COVID-19 and nearly 1 in 5 reported a close family member's death due to the virus. The research also highlighted high levels of substance use, depression, anxiety, and unmet treatment need among NH/PIs during COVID-19.
A recent study published in Clinical Nutrition found that sufficient protein intake is necessary to prevent sarcopenia after kidney transplantation. The research showed a positive correlation between changes in skeletal muscle mass and protein intake, with insufficient protein intake resulting in decreased muscle mass.
Researchers have created a biomimetic mineralized layer that replicates the structure of natural tooth enamel, exhibiting increased nanohardness and surpassing the natural tissue in terms of strength. The new material can be used to restore or repair damaged enamel due to abrasion, erosion, or improper diet.
Research findings suggest that aerobic fitness, cognitive processing speed, and walking endurance are strongly associated in individuals with thalamic atrophy. Aerobic exercise training may be beneficial in restoring function for those with this biomarker of neurodegeneration.
A study published in JAMA Health Forum found that out-of-state telemedicine visits among Medicare patients surged during the pandemic, with 422,000 out-of-state visits recorded in 2021. These visits were most common among patients living near state borders and those seeking primary care and mental health treatment.
Researchers at the University of Minnesota Medical School have received $19.3 million in NIH grants to map senescent cells and develop senolytic drugs. The project aims to create a 4D atlas of human senescent cells and advance knowledge on how to use senolytics to improve human health.
Scientists at The University of Tokyo's Institute of Industrial Science have developed a novel theory for describing nonlinear dissipative phenomena in a dual geometric space. This work enables the extension of thermodynamics to complex chemical reaction networks, including those involved in living organisms' metabolism and growth.
A team of researchers used electron microscopy to study the charge-transfer and lithium-ion migration mechanisms in commercial lithium-ion batteries. The findings highlight the importance of understanding the inherent physical and chemical properties of battery materials to improve performance.
The US needs a National Long COVID Compensation Program to ensure equitable care for millions affected. The proposed program would address clinical care and disability compensation, benefiting individuals with Long COVID.
A new study examines the impact of sea level rise on building foundations and proposes a method for inspection and repair to lower costs. The researchers estimate that the annual repair cost for foundations in Mobile, Alabama, could total $90 million by 2100.
A team of researchers from MPI-CBG discovered that thousands of short-lived droplet-like condensates made up of actin filaments generate a first cortex in C. elegans after fertilization. This finding provides new insights into the formation and control of subcellular structures, crucial for cellular and developmental processes.
UC Santa Barbara researchers develop a device to convert data from electrical current to pulses of light, allowing for faster transmission between cryogenic and room-temperature systems. The magneto-optic modulator enables the integration of superconducting microprocessors and quantum computers, promising revolutionized computation.
Researchers at Stevens Institute of Technology have developed an algorithm that can accurately track patients' level of consciousness using simple physiological markers. The algorithm proved as accurate as a trained clinical examiner, only slightly less accurate than expensive imaging equipment like fMRI machines.
A new study of over half a million people with type 2 diabetes found that smoking and low physical activity significantly increase the risk of premature death. Individuals with type 2 diabetes who develop cancer are more likely to die in seven years if they are smokers or physically inactive.
A University of Missouri researcher and his team are using artificial intelligence to study anatomical research, creating detailed 3D computer models of muscles. This technology is advancing the field by enabling researchers to analyze muscle fiber orientation and develop a better understanding of motor control in animals.
Researchers found that over 60% of investigated microbial species matched their human host's evolutionary history, indicating a co-evolutionary relationship spanning ~100,000 years. This discovery fundamentally changes how the human gut microbiome is viewed and opens up new possibilities for population-specific therapies.
Researchers used a random forest model to analyze hyena whoops and found that individual signatures are distinct enough for identification. Repeating calls can improve identification accuracy, peaking at seven repetitions.
Researchers have synthesized Pt5Ce alloy nanoparticles with ideal particle sizes of 6–9 nm, achieving high activity and stability toward the oxygen reduction reaction. The study's findings suggest that optimizing particle size is crucial for balancing catalytic performance and industrial applicability.
A meta-analysis of over 30,000 UK adults found that a higher pre-pandemic BMI was associated with a greater risk of COVID-19 infection and long COVID. The study suggests that obesity-related mechanisms may be responsible for the excess risks, rather than high blood sugar levels.
University of Rochester researchers have quantified the energy of ocean currents larger than 1,000 kilometers using a coarse-graining technique. The most energetic current is the Antarctic Circumpolar Current, spanning 9,000 kilometers.
Researchers developed a new holographic microscope that can see through the intact skull and image the neural network of a living mouse brain with high resolution. The technology uses a wave correction algorithm to filter out multiple scattered light waves, allowing for sharper images.
An international team of researchers has used data science to reveal the universal rules shaping cells' power stations. The study found that genes encoding subunits of larger cellular machines are most likely to be retained in organelle DNA.
A two-part study by the International Food Additives Council found that Americans' daily natural phosphorus intake increased by 12% between 1988-1994 and 2015-2016. High phosphorus intake was associated with increased bone mineral content, reduced high blood pressure risk, and lower HDL cholesterol levels.
A rat study found that excessive blue light exposure is associated with earlier puberty onset, reduced melatonin levels, and increased reproductive hormones. This suggests a potential risk for childhood development and future fertility.
Researchers found associations between financial hardship, food insecurity, housing instability, and transportation difficulties with increased mortality risk among adults with new cancer diagnosis. The study highlights the importance of addressing social determinants of health for improving patient outcomes.
A York University study found that deep convolutional neural networks (DCNNs) fail to capture the configural nature of human shape perception, which could be dangerous in traffic video safety systems. The researchers discovered that while humans use configural shape perception, DCNNs take 'shortcuts' and are insensitive to this aspect.
A literature review found that only 53% of primary research supported the association between land change and zoonotic disease risk. Webpage content often overstated the evidence, neglecting uncertainty. The authors recommend more accurate and nuanced science communication to improve understanding.