This review explores the significance of HIF signaling pathway in panvascular diseases related to vascular smooth muscle cells. It highlights the importance of balancing global and local, temporal and spatial aspects of HIFs in treating these diseases.
A new cell type has been discovered in plants that produces organ movements, leading to changes in mating and the transition from cross-pollination to self-pollination. The contractile cells are filled with reticular structures and play a crucial role in water sensitivity.
A new electrolyte enables ultralow-temperature primary batteries with high power performance, achieving capacities of up to 495 mA h g-1. The battery shows excellent energy density and capacity retention at low temperatures.
Researchers develop a novel tetrapeptide GFFY that can self-assemble into nanospheres and deliver imaging agents to the brain with increased efficiency. The peptide's mechanism of penetration involves specific binding to IR receptors on the blood-brain barrier.
A study led by Prof. Yinchang Feng finds that China's recent changes in air quality were primarily driven by emission reduction efforts, particularly the control of coal-related combustion emissions. However, the pace of PM2.5 reduction slowed down in some cities, and ozone pollution worsened in others.
Researchers used tower-based platform data to show that wind waves can increase wind stress, while swells reduce it. This study highlights the need for numerical models to consider both swell and wind wave effects on wind stress.
Scientists have created a novel electrochemical flow aziridination method to produce nitrogen-containing compounds from unactivated alkenes, which can lead to the discovery of new drug candidates. The approach overcomes limitations of traditional methods by using radical/radical cation cross-coupling.
A team of researchers analyzed lake sediment cores to reconstruct eastern China's climate, vegetation, and human activities over the past 5100 years. The study found significant ecological shifts and human impact on the landscape, including deforestation and reforestation.
A recent study suggests that the common ancestors of bats were omnivorous, feeding on a mixture of fruits and insects. The researchers resurrected ancient proteins from six ancestral lineages and found that the sweet taste receptor was present in all extant bat species.
Researchers discovered that Martynoside (MAR) binds and stabilizes ribosomal protein L27a (RPL27A), recovering mature rRNA abundance and improving ribosome function in 5-fluorouracil-treated cells. MAR treatment alleviates hematologic toxicity without compromising anticancer effects.
Researchers discovered ovarian mesenchymal progenitor cells that improve aged ovarian function and extend reproductive lifespan. By transplanting functional mesenchymal cells, the study shows an efficient approach to postpone ovarian aging.
A study on compound weather and climate extremes in the Sichuan-Chongqing region reveals increased risk of wildfires, flash floods, and mudslides. The research emphasizes the need for understanding and predicting these events to mitigate their impacts on human health, energy, agriculture, industry, and emergency response.
Researchers discovered that Bacillus velezensis SQR9 uses a two-component system OmpS/R and toxin transporter to regulate fatty acid-mediated cannibalism, promoting biofilm formation. This precision system allows the strain to gain an evolutionary benefit by sacrificing cells involved in cannibalism.
The Jehol Biota's high biodiversity and biomass were linked to the destruction of the North China Craton, which released volcanic phosphorus into the soil and water. This nutrient boost supported a thriving ecosystem of plants and animals.
Researchers explore techniques to enhance mechanical and electrical performance of hydrogel sensors, enabling harsh environment resistance, human skin compatibility, and intelligent data processing. Hydrogels' toughness and conductive capabilities make them suitable for wearable electronics applications.
Researchers review the cavity-controlled principle in zeolite-catalyzed MTO reactions, highlighting its impact on product distribution, catalyst deactivation, and diffusion behavior. Control strategies for improved stability and selectivity are also discussed.
Researchers evaluated blood biomarkers for Alzheimer's disease in a multicenter study of 817 Chinese Han samples. The study found that combining APOE genotype with plasma pTau and serum GFAP distinguished Aβ status effectively.
The study found that subsurface microbial communities regulate refractory DOM flux to the overlying seawater. Humic-like FDOM components were more strongly correlated with microbes in energy-limiting deep-sea sediments than in eutrophic coastal sediments.
Researchers provide an overview of CSI acquisition methods for implicit and explicit types, considering factors such as RIS categories, estimation objectives, and training overhead. The study aims to optimize CSI acquisition for cost-effective and energy-efficient wireless channel utilization in RIS-assisted mobile communication systems.
Researchers leveraged genomics, transcriptomics, proteomics, and metabolomics to understand COVID-19 virus structure and mechanism of action. Multi-omics approaches identified potential antiviral drugs and characteristics of pathogens, informing vaccine design and therapeutic development.
Researchers identify AMG-1 as essential for germline development and spermatogenesis in C. elegans, regulating mitochondrial protein homeostasis. The interaction between AMG-1 and SLRP-1 is also critical for controlling germline development and reproductive success.
Researchers discovered that nickel-cobalt alloy nanocrystals inhibit the activation of three inflammasomes, including NLRP3, NLRC4, and AIM2, in primary macrophages. The study found that these nanocrystals effectively treated colitis and acute peritonitis by reducing disease symptoms.
Researchers developed a Pt2Gd alloy with intrinsic spin reconfiguration, demonstrating remarkable electroactivity and durability. The alloy's unique interplay between Pt and Gd resulted in improved adsorption of oxygen intermediates and lowered energy barrier for the rate-determining step.
Researchers developed an ionomer pre-confinement method to optimize mass transfer in gas diffusion electrodes for electrocatalytic CO2 reduction reaction. This approach promotes uniform distribution of ionomer, reducing mass transfer resistance and improving catalytic performance.
Researchers created a graphene/amorphous boron nitride aerogel with enhanced mechanical and thermal properties. The material features ultralow density, high flexibility and exceptional thermal stability.
The iEarth framework uses Big Earth Data science and AI to analyze the interplay between natural ecosystems and human society, fostering cross-disciplinary ideologies and solutions for SDGs. The framework provides a comprehensive data-science-analytics-decision support system for sustainable environmental, social, and economic prosperity.
Researchers evaluate three drought indices (SPEI, SZI, scPDSI) in the core zone of westerlies-dominated climatic regime. scPDSI is found to be more effective in reproducing drought events and monitoring arid regions due to its sensitivity to potential evapotranspiration changes.
Researchers analyzed urinary and exosome proteomes in patients with type 2 diabetes to identify novel biomarkers for diabetic kidney disease. The study found proteins involved in glycolytic, ubiquitination, lipid transport, and carbohydrate metabolic processes had altered expression patterns during DKD progression.
Researchers at Tsinghua University develop highly stretchable/compressible piezoelectric composite with giant piezoelectric coefficient of 250 picometers per volt. The composite exhibits high electromechanical coupling factor and cyclic stability under compression strain, opening up applications in flexible smart electronics.
The MAGUS method employs machine learning to accelerate structure predictions, while graph theory reduces the search space. By utilizing a surrogate force field, MAGUS decreases self-consistent calculations by approximately two orders of magnitude.
The study, led by Dr. Juzhi Hou, found a correlation between climate change and the rise and fall of the Tibetan Empire during 7th-9th centuries AD. The warm and humid climate coincided with the empire's peak, while cold and dry conditions contributed to its decline.
Researchers found that m6A mRNA modification sustains Th17 cell function, which plays a pivotal role in host defense and autoimmunity. The loss of METTL3 in T cells impaired Th17 cell differentiation, leading to reduced experimental autoimmune encephalomyelitis (EAE) development.
Research found trees and shrubs respond differently to warming, with trees advancing and shrubs delaying their growth due to increased sensitivity to chilling accumulation. This phenological mismatch confers a competitive advantage to trees, potentially driving upward treeline shifts.
A novel fully bioabsorbable occluder demonstrated non-inferiority for successful VSD closure and safety in a multicenter randomized clinical trial. The hybrid structure of the occluder showed rapid degradation, enabling complete endothelialization and reducing complications.
Sinomenine alleviates rheumatoid arthritis symptoms through regulating immunocytes, inflammatory cytokines, and inflammation-related signaling pathways. It achieves this primarily by modulating the gut microbiota composition to prevent chronic inflammation.
This study estimates China's cancer burden using disability weights, finding significant variations among cancer types and populations. The top five cancers, including lung and breast cancer, account for 60% of the estimated years lived with disability.
Researchers have developed a new generation of SuFEx linkers with various functionalities, including azo-analogs, fluorosulfates, and sulfonimidoyl fluorides. These advancements overcome limitations such as the use of poisonous gases and expensive reagents.
Researchers highlight recent photodissociation investigations of triatomic molecules, revealing a central atom elimination process that contributes to planetary atmospheres and interstellar chemistry. The study enables new insights into molecular evolution within the universe.
Aptamer-drug conjugates were modified with phosphorothioate backbone to enhance recognition and biostability. This led to improved binding and endocytosis of targeted pancreatic cancer cells, reduced toxicity and longer blood circulation half-life.
A study analyzed metabolites and cytokines in intracranial aneurysms to identify biomarkers for instability. The model used these biomarkers, along with radiological features, to predict the risk of rupture or growth within two years.
Researchers used targeted cold autologous blood transfusion to reduce infarct volume and preserve white matter integrity in a non-human primate stroke model. The method effectively reduced brain temperature while maintaining core body temperature, without adverse effects of systemic hypothermia.
A multi-model ensemble prediction system has been developed to address uncertainties in ENSO forecasting. The system's superiority is demonstrated through a long-term ensemble hindcast and real-time predictions that have successfully captured successive triple La Niúna events.
A new study reveals that soil moisture stress has a more significant impact on vegetation growth in Eurasian drylands than atmospheric vapor pressure deficit. The research provides crucial insights for effective ecosystem management and drought mitigation in the region.
Researchers discovered diverse hydrothermal activities with higher frequency than expected, leading to large-scale sulfide mineral deposits. A new sulfide metallogenic model, eHeat-dFault, suggests local enhanced heat supply and deep faults control hydrothermal circulation and mineralization.
A study led by Dr. Dawen Yang finds that thawing permafrost on the Tibetan Plateau provides a considerable but unsustainable water supply, threatening regional water security. The research suggests that ground ice meltwater contributes significantly to river runoff, particularly in sub-regions with dense populations.
NLRP3 directly induces hepatic insulin resistance and steatosis by promoting PKCε activation. Inhibition of NLRP3 alleviates metabolic disorders in mouse models.
A new study published in National Science Review found that the Amazon rainforest releases oxidized organic molecules, which form aerosol particles in the tropical free troposphere. These particles play a significant role in global climate by serving as cloud condensation nuclei.
A study found that changes in North Tropical Atlantic sea surface temperature drove the shift in Middle East dust activities. The research revealed a correlation coefficient of over 0.6 between the two, indicating a strong link.
Researchers have developed a new approach to control chemical reactivity and selectivity using oriented external electric fields, known as 'smart effector'. This technique eliminates the need for traditional catalyst screening and separation, reducing environmental risks and increasing predictability in reaction outcomes.
This study reveals SRSF1's critical role in regulating homologous pairing and synapsis during male meiosis through alternative splicing. SRSF1 interacts with TRA2B and U2AF2 to regulate key genes involved in homologous pairing and synapsis, leading to impaired homologous pairing and synapsis in conditional knockout mice.