AS-202 demonstrates excellent safety and potency as a potential treatment for ALS, with significant improvements in motor function and survival in an aggressive TDP-43 mouse model. The data also shows that AS-202 is a potent PIKFYVE suppressor with no significant off-target effects.
Researchers at HHU reconstructed LUCA's metabolism and found almost all chemical steps used by primordial life are energy-releasing reactions. The team identified the long-sought source of energy as hydrogen gas, which releases energy from within metabolism itself.
Researchers at UNC Lineberger Comprehensive Cancer Center have developed a novel way to classify breast cancers into 12 distinct biological groups using both genetic and pathologic data. This classification method has the potential to aid future research efforts and enable faster translation of molecular findings into clinical use.
Researchers developed a machine learning method to assign NMR spectra of organic crystals probabilistically from their 2D chemical structures. The approach uses a database of chemical shifts for organic solids, reducing computational cost by up to 10,000 times compared to current methods.
Pathologists have discovered that some patients with lingering COVID-19 symptoms may have underlying chronic lung disease prior to their infection. This finding suggests that clinicians should carefully consider alternative explanations for respiratory symptoms beyond long COVID.
New research found that physical activity is linked to lower microglial activation, a key factor in Alzheimer's disease pathology. The study, published in JNeurosci, suggests that exercise may help reduce inflammation and improve cognitive aging in older adults with more severe AD pathology.
Using next-generation sequencing, researchers identified four major regulatory pathways and specific molecular effectors behind COVID-19 symptoms. The study may pave the way for a more personalized approach to diagnosis and treatment.
The Association for Molecular Pathology (AMP) has published new guidelines to improve the US' ability to respond to emerging infectious disease outbreaks. The recommendations focus on better collaboration between public health, clinical laboratories, and government agencies.
Researchers linked microscopic and macroscopic approaches to describe a technologically important chemical reaction under realistic conditions. This allows understanding why catalyst particle size plays a crucial role in chemical processes.
The SPIRIT-Path extension provides evidence-based guidance to standardize pathology content in clinical trial protocols, ensuring methodological rigor and adequate skills and resources. Pathology is integral to trial planning and delivery, and the new guidelines formalize pathology input into clinical trials.
A new framework from Cornell University's Fengqi You and Xiang Zhao provides a comprehensive analysis of the environmental impacts of plastic waste chemical recycling. The framework quantifies climate change and human toxicity, offering insights into optimal technologies and market dynamics.
Researchers at Johns Hopkins Medicine have identified promising new targets for pancreatic cancer treatment and early detection, including glycosylated proteins that could be captured in the blood for diagnosis. The study also suggests new ways to improve immune response to these tumors.
A new chemical discovered by a UC Riverside team helps dormant seeds germinate, increasing crop yields and food supply. The compound, Antabactin, blocks ABA hormone receptors, allowing seeds to sprout in response to environmental stressors.
Scientists have developed a chemical process that converts hydrogen sulfide, a toxic gas emitted from manure piles and sewer pipes, into hydrogen fuel. The process uses iron sulfide with a trace amount of molybdenum as an additive and requires relatively little energy.
Researchers developed a colorization method via color transfer termed CFPM, significantly reducing reconstruction time by 2/3 without sacrificing precision. This technique enables high-throughput full-color imaging in digital pathology.
The researcher is investigating the inflammatory responses produced by exposure to chemical agents, comparing different chemical exposures at both whole-body and tissue levels. The study aims to develop a common treatment for chemical exposures and diagnose the responsible chemicals.
A study published in Scientific Reports describes the putative molecular regulators of reductive stress — a microRNA network. The researchers identified a subset of miRNAs that appeared to be direct and dose-dependent targets of Nrf2, and thus putative regulators of reductive stress.
Researchers have discovered an enzyme that enables the accumulation of p-hydroxybenzoic acid in plant cell walls, a potential game-changer for sustainable industrial chemical production. By controlling the expression of this enzyme, plants can be engineered to produce more of this valuable chemical building block.
Molecules react by following computation steps: input, transformation, output. Juan-Pérez Mercader's native chemical computation harnesses this power to build and assemble structures. It can tackle problems better suited for chemical reactions than supercomputers.
Researchers have found a way to harness the power of immunotherapy for advanced prostate cancer by targeting a protein called PIKfyve. Blocking PIKfyve with the inhibitor ESK981 has been shown to increase tumor death and recruit immune T cells, offering new hope for patients with this challenging form of cancer.
A novel 3D imaging technique reveals the degeneration of nerves in the liver, correlating with the severity of liver pathology in non-alcoholic fatty liver disease. The study suggests a 'vicious cycle' where compromised nerve function contributes to disease progression and worsens metabolic challenges.
Nisha D'Silva, a University of Michigan professor, is recognized for her exemplary mentoring skills, having mentored over 60 students and post-doctoral fellows in oral pathology and cancer biology.
Researchers at University of Illinois at Urbana-Champaign discover that applying mechanical force can deliberately alter chemical reactions, allowing for increased chemical selectivity. By manipulating atomic motions, chemists can overcome energy barriers and achieve desired outcomes, opening up new possibilities for chemical production.
The article highlights the significant impact of nitrous oxide on the ozone layer and climate change. Chemical companies are now developing efficient technologies to reduce N2O emissions, including catalyst-based processes that can decrease emissions by up to 90%. The industry is also exploring alternative uses for captured N2O emissions.
A study by Kyushu University researchers found that deficiencies in key genes lead to an imbalance in neural stem cells, resulting in fewer neurons and more astrocytes. This imbalance disrupts brain function and leads to Rett syndrome symptoms.
A study by the American Cancer Society found a 10.2% decline in real-time electronic pathology reports from population-based cancer registries in 2020 compared to 2019. The study suggests substantial delays in diagnosis and treatment services for cancers during the pandemic.
A new study published in the American Journal of Pathology uses Fast IR imaging-based AI to identify tumor type in lung cancer, providing a promising diagnostic method for future testing and treatment prediction. The analysis takes only half an hour, offering a significant improvement over current methods.
Researchers at Tokyo Metropolitan University have discovered that disulfide bonds on certain amino acids stabilize tau protein, leading to its accumulation and triggering neurodegenerative diseases like Alzheimer's. The study suggests that targeting these chemical groups may lead to novel treatments to reduce or prevent tau accumulation.
Researchers detected changes in fractal motor activity regulation (FMAR) patterns in cognitively healthy adults, particularly among women, which were associated with preclinical Alzheimer's disease pathology. FMAR may serve as a non-invasive biomarker for testing and screening AD.
Researchers developed AstroPath, a platform combining astronomy and pathology to analyze tumor microenvironments. It predicts response to anti-PD-1 therapy in melanoma patients, providing new insights into cancer treatment options.
The Association for Molecular Pathology (AMP) has published consensus recommendations for clinical CYP2D6 genotype testing, aiming to standardize testing across laboratories and improve patient care. A minimum set of variants is recommended for inclusion in all future clinical assays.
Researchers developed a new method to label histidine residues in proteins, enabling rapid and selective chemical modification. This breakthrough offers new possibilities for protein analysis and drug delivery systems.
Researchers from Kumamoto University have discovered that cysteinylated albumin can be used as an early diagnostic marker for diabetic kidney disease. The study found that serum oxidized albumin reflects renal pathology earlier than urinary albumin and predicts disease progression.
Researchers developed an AI system, TOAD, that accurately predicts the origin of tumors in cancer cases with unknown primary sites. The model, trained on gigapixel pathology images, correctly identified cancer types and listed diagnoses as top predictions 96% of the time.
Researchers at Federal University of Rio de Janeiro discover a crucial link between phase transition and cancer pathology. Mutant p53 aggregates are formed through liquid-to-liquid phase separation, progressing to a gel-like or solid-like state that plays a key role in cancer development.
The International Culture Collection of Vesicular Arbuscular Mycorrhizal Fungi will be relocated to the University of Kansas due to a grant from the National Science Foundation. WVU researchers will duplicate the collection and send it to Jim Bever at KU for cultivation, with the goal of sustaining cultures in perpetuity.
A new study reveals that intestinal worm infections can change vaginal immunity and increase the likelihood of Herpes simplex virus type 2 (HSV-2) infection. The research found that targeting eosinophils can prevent this pathology, suggesting a potential solution to reduce STI severity.
A study published in Alzheimer's & Dementia found that progressive memory loss and issues with executive function are more useful for predicting CTE pathology than mood and behavior symptoms. This breakthrough could lead to the development of new therapies and improved patient care.
Researchers found that a combination of an immune receptor blocker and an antiviral agent improves survival in mice infected with lethal influenza. The treatment reduces lung pathology in swine-influenza-infected piglets, providing insights into optimal timing of treatment to prevent acute lung injury.
A new study reveals a close link between proteins causing Alzheimer's disease and age-related sight loss, with findings showing toxic molecules accumulate in retina cells. The research also suggests that anti-amyloid beta drugs may be repurposed to treat age-related macular degeneration.
Artificial intelligence has already shown promise in pathology, including image classification and diagnosis of diabetic retinopathy. Future developments aim to further enhance diagnostic accuracy and improve patient outcomes through augmented intelligence. The authors emphasize the need for careful validation, performance monitoring, ...
Researchers have successfully probed electronic angular momentum to a chemical reaction at the quantum state-resolved level, offering a detailed understanding of molecular crossed beam experiments and theoretical simulations. This breakthrough reveals subtle influences of electronic angular momentum on chemical product distributions.
The American Chemical Society highlights the achievements of Black scientists in chemistry and chemical engineering, including drug discovery, biomedical engineering, and sustainable energy. The special issue showcases their work and calls for greater recognition and inclusion in the science enterprise.
Researchers at the University of Konstanz have created a more energy-efficient chemical recycling method for polyethylene-like plastics, recovering around 96% of the starting material. The new process uses 'breaking-points' to deconstruct molecular chains into smaller building blocks, making it suitable for 3D printing applications.
Scientists have developed a method to estimate the temperature of chemical reactions activated by plasmons, revealing that properties of plasmons depend on thermal effects and other factors. The study used organic molecules as ultra-small sensors, showing different temperatures for two molecules triggered by plasmon energy.
Researchers found that a previously overlooked phenomenon in chemical reactions can boost efficiency and reduce waste. The discovery, led by University of Illinois researcher David Flaherty, involves the formation of an organic residue that acts as a surface redox mediator, increasing reaction rates and hydrogen peroxide production.
Herbert Waldmann has been awarded the Richard Willstätter Prize for his groundbreaking work in chemical biology. He is recognized for developing novel approaches to create new active substances that can target specific biological processes, such as stopping cancer cell glucose uptake.
A study published in EMBO Molecular Medicine reveals that alterations in lamin B1 protein contribute to neurodegeneration in Huntington's disease. The researchers used innovative techniques like FANSI and ChIP-sequencing to analyze the impact of lamin B1 levels on gene transcription.
A European consortium aims to create a platform for sharing pathology data to develop artificial intelligence tools, accelerating disease diagnosis and treatment. The BIGPICTURE project collects 3 million digital slides from humans and laboratory animals to support AI development in pathology.
Researchers discovered a gene that shows butterflies and flowers independently evolved to make the same chemical compound for different purposes. Male butterflies use this pheromone to repulse competitors and attract females only once.
The American Chemical Society outlines key business and policy issues in chemistry for 2021, with a focus on climate goals and the impact of open access publishing. The organization also notes that chemical firms are looking to bounce back from the COVID-19 pandemic and manufacturers will remain busy producing COVID-19 vaccines.
Tohoku University scientists created a miniaturized pH probe to investigate deep brain structures' chemical signals. The probe detects subtle pH fluctuations, which can reveal the influence of acidity on brain function and dysfunction in diseases like mental illness and seizures.
A new study published in The American Journal of Pathology reports that neutralizing tumor necrosis factor (TNF) can prevent rejection and tissue injury after cell transplantation, improving graft survival and regenerative medicine outcomes. TNF is identified as a master switch for orchestrating cytokines and inflammatory signals.
Researchers at Karolinska Institutet identified two alternative pathways for amyloid pathology in Alzheimer's disease, revealing genetic explanations for method discrepancies. The study provides unique biological information for earlier and more individualized diagnosis and treatment.
Researchers at Purdue University have developed a machine learning model that can predict reaction outcomes and test new reactions in a blind prospective manner. The model uses statistical robust machine learning models trained on a small number of reactions to provide interpretable chemical reactivity flowcharts.
Researchers from Skoltech have created a universal approach for predicting material properties based on their chemical composition. By assigning a Mendeleev number (MN) to each element, they have shown that this system is more effective than empirical solutions in identifying promising compounds with unique properties.
The study analyzed over 591,000 chemical-gene interactions and found that almost every well-known molecular pathway is sensitive to chemicals to a certain degree. The researchers identified genes and pathways most sensitive to chemical exposures, including aging, lipid metabolism, and autoimmune disease.
Researchers found that the rate of myocarditis caused by COVID-19 is between 1.4% and 7.2%, significantly lower than previously reported rates. This finding should inform clinical colleagues about interpreting blood tests and heart radiology studies.
Researchers analyzed 1,347 nephrectomy specimens to understand kidney histopathological findings. They found that more scarring in glomerulus, tubules/interstitium, and vessels is associated with worse kidney function.
Industry is shifting towards chemical recycling as a solution to tackle the problem of plastics, breaking down them into their building blocks. The process has environmental benefits but also raises concerns about reducing plastic consumption and increasing disposable packaging production.