A team of researchers has reevaluated a 430,000-year-old cranium, previously thought to be deaf, and found that the individual had normal hearing. The study used CT scans and virtual 3D models to analyze ear structures, revealing that the extra bony growths did not impact hearing abilities.
Research investigates how diet and excess blood glucose influence Alzheimer's pathology, providing new insights into the link between diabetes and Alzheimer's disease. The study aims to develop therapies targeting glucose pathways, offering potential treatments for this debilitating condition.
Researchers have found no evidence of lipid accumulation as the cause of vaping-related lung injuries, suggesting a direct chemical injury from noxious fumes instead. The study's findings support concerns about the risks of vaping and call for better regulation and education.
A new study reveals that a protein called caveolin-1 (Cav-1) is depleted in the temporal lobe of humans with type-2 diabetes and in a diabetic mouse model, leading to increased Alzheimer's disease pathology. Restoring Cav-1 levels in mice reduced Alzheimer's pathology and improved learning and memory deficits.
The team aims to understand how genetics contributes to driving aggressive pathology in prostate cancer by combining pathology, computational modeling, and genomics. They plan to identify therapeutic options by testing combinations of genes in mouse models of the disease.
Argonne National Laboratory has received nearly $4.75 million in funding from the DOE to support two new data science projects. These projects will use machine learning approaches to accelerate discovery in chemical separations and quantum materials.
Researchers at Berkeley Lab have identified a new possible pathway for forming carbon structures in space, shedding light on a radical wrinkle in complex carbon molecule formation. The study used a portable chemical reactor and X-rays to produce ringed molecules known as polycyclic aromatic hydrocarbons.
Researchers develop algorithm that can predict complex chemical reactions and provide a 'chemical map' to desired products, reducing time in preclinical drug discovery and materials science. The model achieves high accuracy by distilling patterns of reactivity from millions of published chemical reactions.
Researchers at The University of Tokyo have developed a method to actively break chemical bonds using tiny antennae created by infrared lasers. This technique enables selective control over chemical reactions, increasing yields while minimizing unwanted side products.
A review of autopsy reports reveals that early in the HIV epidemic, the average age of death was 36, increasing to 54 by 2010 due to development of antiviral therapies. However, people are still dying predominantly from underlying disease rather than just old age, with infections like pneumonia and hepatitis C contributing to deaths.
For the first time, researchers have visualized chemical processes in unprecedented detail using molecular electron microscopy. This breakthrough allows for the observation of discrete stages in chemical reactions, which could aid in the development of methods to synthesize chemicals with greater control and precision.
Researchers investigated metabolic changes across organs in a large animal model of sepsis, identifying common and organ-specific alterations that could inform new therapeutic approaches. The study, published in The American Journal of Pathology, has the potential to reduce mortality and morbidity associated with sepsis.
Portland State University chemistry professor Dave Stuart has received a three-year $455,000 National Science Foundation grant to study hypervalent iodine reagents. The research aims to design new chemical reactions that can be used to synthesize molecules for pharmaceutical, agriculture, and technology applications.
A team of researchers led by Brittany Dugger will study donated post-mortem brain tissues from diverse individuals with Mexican, Cuban, Puerto Rican, and Dominican heritage to define the neuropathology of Alzheimer's disease in Hispanic cohorts. The goal is to develop specific disease profiles and improve prevention and treatment.
Bin Wang, a University of Oklahoma assistant professor, has been awarded a five-year grant to develop an all-optical process for chemical transformation with high efficiency and selectivity. His research aims to control light-driven reactions at the molecular level using computational modeling.
Scientists have developed a practical method to measure entanglement in chemical reactions, which could lead to breakthroughs in designing better solar energy systems and understanding the fundamental principles of chemistry. The study generalized Bell's inequality to include continuous measurements, validating its application in chemi...
Researchers at Georgia Tech have developed a new type of membrane that can separate chemicals without using heat or energy-intensive distillation processes. The hybrid membrane, infused with metal oxide networks, improves chemical separation capabilities and withstands harsh solvents for several months.
Researchers at DZNE associate oxidative stress with the spreading of abnormal alpha-synuclein protein in Parkinson's disease, a neurodegenerative disorder. The findings suggest that oxidative stress may trigger the formation and aggregation of toxic alpha-synuclein species, leading to progressive pathology and neuronal damage.
Chemical manufacturers in the US are opposing new tariffs proposed by the Trump administration on $300 billion worth of Chinese goods. The additional taxes could hurt US companies' competitiveness and pricing advantage over foreign firms that do not have to pay tariffs.
The study identified three ways in which the FOXA1 gene mutates to trigger prostate cancer: FAST, FURIOUS, and LOUD. Class 1 mutations cause rapid DNA traversal, class 2 mutations prevent normal FOXA1 from binding, and class 3 mutations create duplications of oncogenes. These alterations have different clinical implications for patients.
Companies like Stora Enso and Kemira are using sustainability-linked loans to reduce greenhouse gas emissions and improve resource-use efficiency. This approach is gaining traction, with banks increasingly considering environmental factors in loan decisions.
A new study reveals that traditional comparisons of before-and-after fluid properties do not capture the full story of chemical reactions in flowing fluids. The researchers observed an increase in viscosity during a reaction but found the solution had thinned out by its end.
Researchers found a link between sleep patterns and Alzheimer's disease pathology, suggesting new diagnostic tools and prevention strategies.
A new study reveals that bacteriophages can have a profound impact on the dynamics of the gut microbiome, causing a cascade of effects on other species and modulating metabolite levels. This finding has significant implications for therapeutic use and understanding the potential effects of other treatments.
A new protein, CAPON, has been linked to the connection between amyloid-β plaques and tau pathology in Alzheimer's disease. Accumulation of CAPON increases AD-related pathology, while deficiency reduces symptoms. The study uses novel mouse models to explore this link.
Researchers from the University of Minnesota and University of Massachusetts Amherst have discovered a way to speed up chemical reactions using oscillating catalysts. This breakthrough could significantly reduce equipment costs and increase production efficiency in various industries.
Researchers found that new neurons continue to form well into old age, including in people with cognitive impairment and Alzheimer's disease. The study provides evidence that neurogenesis may moderate the effects of brain pathology, suggesting potential therapeutic possibilities.
Researchers used chemical composition of stars to determine Gaia Sausage's age, estimating it formed around 12.5 billion years ago. The study suggests a collision with the Milky Way disrupted star formation in our galaxy.
Researchers found widespread inconsistencies in antibody use, causing unreliable results and wasting $2 billion per year. They call for industry-wide standards to validate antibodies, especially in human tissue research.
A joint report from AMP and CAP provides evidence-based recommendations for designing and validating clinical CYP2C9 assays, promoting standardization and improving patient care. The report defines a minimum set of alleles and their variants that should be included in all clinical CYP2C9 genotyping tests.
A significant rise in oral cancer and pre-cancerous lesion detection by dentists in Ontario is reported, with a nearly doubling of cancers detected between 2005 and 2015. The study suggests that comprehensive training and continuing education programs for oral health professionals may be behind the dramatic increase in detection rates.
Researchers developed nanomicrocell catalysts with integrated active sites, reducing energy barriers and improving catalytic properties. The catalyst system enhances transportation efficiency of electrons and charge carriers, opening a new window for advanced catalyst synthesis.
A new zebrafish model has been developed to visualize drug responses at single-cell resolution in live animals, identifying a promising treatment for rhabdomyosarcoma. The model allows for the assessment of combination therapies and direct visualization of drug responses, reducing costs and time required for clinical trials.
Researchers at Johns Hopkins Medicine have uncovered the role of a neurotransmitter called N-acetyl-aspartyl-glutamate (NAAG) in the spread of aggressive cancers. NAAG is found to be more abundant in higher-grade cancers, making it a potential marker for tumor progression or regression during cancer therapy.
Researchers from Case Western Reserve University have developed an open-source quality-control tool to assess the quality of digital tissue slides. The tool, called Histo-QC, incorporates measurements and classifiers to flag corrupted images and retain high-quality slides for analysis by computers.
St. Jude scientists discover that ULK1 and ULK2 break down stress granules, which build up toxic proteins that kill muscle and brain cells in diseases including IBM, ALS, and FTD. Boosting these enzymes could help treat the conditions.
Current diagnostic criteria do not account for differences in kappa and lambda light chains, leading to missed diagnoses and false positives. The researchers propose new criteria that take into account the varying levels of these light chains to improve accuracy and detect cases of lambda-associated lesions.
Researchers develop new sequencing technologies to identify genetic causes of Opitz C Syndrome, which can cause significant clinical variability. The study's findings suggest that precise molecular diagnosis is crucial for therapeutic intervention and prenatal counseling.
Researchers at the Weizmann Institute of Science have developed a chemical storage system based on simple and abundant organic compounds. The system uses ethylenediamine and methanol to store and release hydrogen with high theoretical capacity and efficiency.
Researchers found that a vegan-based fasting diet reduced inflammatory bowel disease (IBD) pathology in mice by changing their gut microbiota. The diet, known as the fasting-mimicking diet (FMD), increased stem cell numbers and stimulated protective gut microbiota, leading to reduced intestinal inflammation.
A low-calorie fasting-mimicking diet has been shown to reduce intestinal inflammation and increase intestinal stem cells, promoting the expansion of beneficial gut microbiota. The study suggests that this regimen may have potential in mitigating inflammatory bowel disease (IBD) pathology.
A research team has assembled a detailed atlas of bone marrow cells from AML patients, revealing six stages of white blood cell development and a role for differentiated tumor cells in suppressing immune responses. The study may lead to personalized therapies targeting specific AML cell types.
A NYU Tandon team has designed a novel reactor that uses solar energy and plant waste to produce adiponitrile, a precursor material for Nylon production. The technology employs organic electrosynthesis, which can be generated via renewable energy sources like solar or wind power.
Researchers at the Buck Institute have identified a novel molecular mechanism that orchestrates harmful inflammatory signaling in glial cells, contributing to Parkinson's disease pathology. Blocking Furin 1, a catalytic protein, in dopaminergic neurons reduces toxic cross-talk and protects neurons from degeneration.
A new diagnostic technique using infrared imaging and proteomics has identified a protein biomarker called AHNAK2 that can accurately distinguish between bladder cancer and benign inflammation. The technique has been shown to have high sensitivity and specificity in differentiating between various stages of bladder cancer.
Researchers at RMIT University developed a nano-enhanced material that captures 99% of light and converts it into chemical energy, offering a sustainable alternative for the chemical manufacturing industry. The innovation has potential applications in desalination, night vision technology, and producing valuable chemicals.
Researchers identified Porphyromonas gingivalis as a bacterial pathogen driving Alzheimer's disease pathology in the brains of patients. The study found that Pg infection led to increased production of amyloid beta and neuroinflammation.
A new study describes a novel approach to suppressing chemotherapy-induced tumor growth and recurrence in ovarian cancer. Researchers developed an anti-inflammatory drug called PTUPB that blocks the release of tumor-promoting chemicals by macrophages.
The American Chemical Society (ACS) reviewed 2018's top research stories, including machine learning and new solutions for plastic waste. Experts predict key advances in 2019, such as automated chemical synthesis and analysis, and solid-state battery technologies.
Researchers from China and Germany discover the geometric phase effect in a benchmark chemical reaction, providing new insights into molecular systems with conical intersections. The study uses high-resolution velocity map ion imaging technique to observe rapid oscillations of H2 products, which can only be reproduced by theoretical ca...
Researchers at NYU Tandon School of Engineering have developed a machine learning system that pairs artificial neural networks with infrared imaging to control and interpret small-scale chemical reactions. This technique can reduce the decision-making process from one year to weeks, saving tons of chemical waste and energy.
A UCL-led study confirms that some vials of discontinued hormone used in medical treatments contained seeds of a protein implicated in Alzheimer's disease. The research found that these seeds can seed amyloid pathology in mice and supports the team's hypothesis that amyloid beta was accidentally transmitted to patients via this treatment.
A study in The American Journal of Pathology reveals the connection between endoplasmic reticulum stress and pseudoachondroplasia, a severe inherited dwarfing condition. Disrupting a self-perpetuating cellular loop of ER stress, inflammation, and oxidative stress may lead to therapeutic advances.
The US military seeks to protect its troops against chemical attacks with a new color-changing fabric developed by University of Cincinnati Professor Anastasios Angelopoulos. The fabric, made from the polymer Nafion, detects chemical agents in the air while preventing them from interacting with the skin.
Clemson University's new program aims to recruit doctoral students from underrepresented groups to become professors in chemical engineering. The goal is to create a diverse generation of educators who will serve as role models for women and minority students.
A recent study by the University of Helsinki reveals that pathological tau triggers a safety valve mechanism in cell membranes, leading to accelerated neuronal cell death and loss of synapses. Omega-3 fatty acids have been found to modify the microstructure of cell membranes, capturing tau aggregates within cells.
The article highlights the threat of future chemical attacks during a period of rapid scientific change. The authors emphasize the need for collective review and strengthening of global measures to prevent the re-emergence of chemical weapons.
The Chemical Weapons Convention comprehensively bans development, production, and use of chemical weapons worldwide. The OPCW must address scientific issues to prevent re-emergence, particularly regarding toxic 'non-lethal' or 'incapacitating' chemicals.
Researchers will investigate the GI lymphatic system's impact on diabetes reversal after bariatric surgery. The five-year grant aims to shed light on the mechanism involved in reversing diabetes through disruption of lymphatic circulation in an animal model.
The University of Leeds and Leeds Teaching Hospitals NHS Trust will create a digital pathology clinical network and research programme with a £10.1m UK Research and Innovation investment. The project aims to develop artificial intelligence tools for pathology diagnosis, generating over 760,000 images per year.