Articles tagged with Protein Analysis
Scientists at the University of Groningen have developed a nanopore-based method for protein identification and sequencing. They constructed a proteosome-nanopore system that can recognize proteins from peptide spectra and sequence entire proteins directly.
Researchers from Delft University of Technology and the University of Illinois at Urbana-Champaign have developed a method to identify individual proteins with single-amino acid resolution, reducing errors to practically zero. Using DNA nanopores and supercomputer simulations, they characterized protein sequences with high accuracy.
Researchers found that hepatitis C treatment reduces the activity of proteins involved in cirrhosis, potentially indicating an early sign of liver recovery. The study suggests a possible pathway toward healing scarred liver tissue after virus elimination.
Researchers from University of Copenhagen discover a protein analysis that can predict COVID-19 patient death or hospitalization with high accuracy, predicting 78.7% of hospitalizations and 93.9% of non-serious infections. This discovery has the potential to save lives by identifying high-risk individuals.
A new study led by the American Museum of Natural History suggests that the extinct ground sloth Mylodon was an omnivore, contrary to previous assumptions. The researchers analyzed amino acid nitrogen values in fossil samples to determine their diet, finding evidence of meat consumption.
Researchers at Uppsala University have designed new antibodies that bind to both large and small aggregates of the amyloid-beta protein, potentially providing a more effective treatment for Alzheimer's disease. The new antibody format is stronger in binding to clumps and can also target smaller aggregates.
Researchers used an evolutionary approach to identify proteins that coevolve with the ACE2 receptor, which may contribute to COVID-19 complications. Disruptions in these interactions could lead to abnormal blood clotting and inflammation responses, causing tissue and organ damage.
Scientists have developed a method to produce strigolactones, a group of plant hormones that prevent excessive budding and branching. By combining yeast and bacteria, researchers can synthesize these hormones from microbes, providing a promising alternative to traditional methods.
A new study by Ivan Zanoni at Boston Children's Hospital reveals a complex picture of interferon production in mild versus severe COVID-19. The researchers found that different types of interferons have opposite roles in the upper and lower respiratory tract, and that specific interferons determine disease severity.
Rutgers researchers have developed a novel technique to quantify protein droplets involved in neurodegenerative diseases. The technique measures the surface tension and viscosity of protein droplets, allowing for improved understanding of disease mechanisms and potential drug treatments.
Research using mass spectrometry proteomics identified distinct proteins in craft beers compared to mass-produced brews. The study found that single-brewery analysis revealed significant differences between beer styles, suggesting the use of unique yeast strains or brewing processes.
Researchers discovered an enzyme from Amazon fungus Trichoderma harzianum capable of breaking down diverse plant biomass sugars, enhancing the efficiency of second-generation ethanol production. The enzyme's industrial use is now viable at low cost due to genetic engineering techniques.
Researchers at the University of Birmingham have developed a new screening method to test therapeutic molecules designed to bind proteins together. The method uses mass spectrometry to measure the precise mass of proteins and their 'glue' compounds, identifying the strongest glue to treat diseases.
A team of researchers has successfully analyzed over 8,000 proteins in fixed lung cancer tissue samples, providing a detailed understanding of molecular processes in cancer cells. The study aims to help identify the best treatment for each tumor and may lead to new biomarkers and therapeutic targets.
A new study from Arizona State University and MIT sheds light on how Alzheimer's disease manifests in patients, highlighting the link between toxic proteins, neurodegeneration, and glial cells. The analysis captures a detailed molecular profile of changes in protein levels and alterations in brain tissue.
Researchers at Pohang University of Science & Technology developed a new method for regenerating damaged conjunctiva using mussel adhesive protein, achieving stable tissue adhesion and biodegradation. The technique replaces traditional sutures in ocular surface reconstruction.
Researchers have developed a new method to select efficient gRNA molecules for CRISPR-Cas9 gene editing, achieving high efficiency and precision. The algorithm uses deep learning and large datasets to predict the efficiency of gRNAs, promising improved outcomes in genetic disorders and biotechnology applications.
The SARS-CoV-2 papain-like protease (PLpro) inactivates human proteins crucial for immune response, cardiovascular function and blood clotting. This link may explain COVID-19 symptoms of heart damage, blood clots and inflammation.
A new simulation method predicts blood flow conditions that cause pathological behavior of the human blood protein vWF. This breakthrough has the potential to optimize the design of left ventricular assist devices used in heart failure patients and improve diagnosis and treatment of von Willebrand disease, a common inherited bleeding d...
Researchers have developed a new method to control human hormones and metabolism, which could help prevent diseases such as prostate cancer and high cholesterol. The method involves binding to the POR protein, influencing hormone production and degradation, and has shown promise in treating prostate cancer by regulating CYP17 levels.
Researchers have developed a remedy for renal anemia in cats using feline-derived erythropoietin, which shows minimal adverse reactions. The Pegylated fEPO was tested on 60 cases and proven effective in improving symptoms and quality of life for both cats and their owners.
Researchers discovered that certain anaerobic bacteria can use citrate synthase to catalyze citrate cleavage without consuming ATP, requiring very high CO2 concentrations. The findings suggest that this metabolic pathway may be a relic of early life and have potential applications in biotechnology.
Researchers at Kanazawa University created a new AFM approach to increase frame rates up to 30 fps, reducing sample disturbance and improving imaging capabilities.
Researchers at CNIO describe how embryonic stem cells are maintained in optimal conditions for use in regenerative medicine. The study reveals the molecular events that help stabilize these valuable cells, which can differentiate into any cell type.
A Korean research team has developed an innovative treatment method for vesico-vaginal fistulas using a mussel adhesive protein-based bioadhesive. The new method shows promise in sealing fistulas quickly and effectively, with improved outcomes compared to conventional suture methods.
Scientists at Osaka University fabricated nanopores in silicon dioxide that can prevent particles from entering by applying a voltage. The technology may enable the development of single-particle sensors and next-generation DNA sequencing technology.
Researchers applied a new method to analyze ancient dental calculus, identifying dairy proteins and bacterial fragments that shed light on ancient diseases. The single-pot solid-phase-enhanced sample preparation (SP3) approach increased the number of unique protein fragments detected.
Researchers discovered that spraying leaves with high concentrations of ascorbic acid increases protein production three-fold in plants. This simple method can produce valuable pharmaceutical proteins at a lower cost and with increased efficiency.
UT Southwestern researchers have identified nine serum proteins in blood that strongly predict autism spectrum disorder (ASD) using machine learning tools. These biomarkers could enable earlier diagnosis and prompt therapeutic support, potentially improving quality of life for children with ASD.
New tools have been developed by WEHI researchers to study 'tryptophan C-mannosylation', a protein modification linked to diseases such as muscular dystrophy and cancer. The tools enable the mapping of this modification's prevalence in healthy tissues, laying the foundation for future studies.
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 Purdue University team developed a patented extraction method to separate mucilage from chia seeds, yielding a protein-rich flour with improved bioactivity. This method allows for more efficient processing of chia seeds for nutritional and pharmaceutical uses, potentially slowing signs of aging.
A new study has made a significant discovery about the origins of TAU protein in Alzheimer's disease, revealing its primary emergence in the rhinal cortex. The automated method, which tracks TAU buildup using PET imaging, suggests targeting this area could slow disease progression.
A new study has created the most complete annotated resource of proteins present in synapses, which could aid in early diagnosis and specific drug targets for brain diseases. Researchers identified 1466 synaptic vesicle proteins, many of which were previously unknown, and found that lower-abundance proteins often have crucial functions.
Researchers have discovered a protein that can expand typically scarce blood stem cells, potentially leading to new methods for growing a large quantity of these cells inside and outside the human body. The findings could benefit patients with inherited blood disorders and certain types of blood cancers.
Scientists have created a method to expand lipids in cell membranes, enabling the imaging of proteins and organelles with unprecedented resolution. This breakthrough allows for detailed insights into bacterial infection mechanisms and potential therapeutic targets.
Researchers have developed a novel approach to quantify ChIP-seq results, eliminating the need for spike-ins and ensuring reproducibility. The sans-spike-in method defines a physical scale for sequencing results, allowing comparison between experiments.
Researchers applied proteogenomics to identify precise diagnostics for known treatment targets, new tumor susceptibilities, and mechanisms involved in breast cancer treatment resistance. The study provides insights into the metabolic vulnerabilities of ER+ and ER- breast cancers and suggests potential targets for diagnosis and treatment.
Scientists developed an AI tool called DeepFRET that analyzes protein motion and interaction, speeding up research and making it accessible to more labs. The tool's accuracy exceeds 95%, outperforming human operators and requiring minimal human input.
Researchers at Karolinska Institutet have developed a new DNA-based analytical method called NanoDeep, which enables the analysis of entire populations of cells. This breakthrough could lead to better drugs for breast and other cancers by providing a more detailed understanding of membrane protein organisation.
A team of scientists from KAUST has rediscovered the value of an old technique in studying proteins through NMR spectroscopy. By re-examining the molecular motions of proteins, they found that dynamic NOE provides more accurate information about protein flexibility and is less prone to errors, especially in flexible regions.
Researchers have developed a new technology to diagnose sickle cell disease with increased sensitivity and speed, using only a small droplet of blood and costing less than traditional methods. The Acousto Thermal Shift Assay (ATSA) measures protein interactions and mutations in under one minute.
Researchers at uOttawa developed a novel computational procedure for enzyme design that approximates the intrinsic flexibility of protein scaffolds, improving catalytic efficiency by 1000-fold. This breakthrough enables the creation of artificial enzymes with high-efficiency catalysis on par with natural enzymes.
Researchers at Arizona State University have developed a method to examine proteins in keen detail, using surface plasmon resonance (SPR) and innovative microscopy techniques. This new technique resolves single molecules, including proteins, with high sensitivity.
Scientists at Nagoya University developed a new method for visualizing microtubule dynamics and cell membrane protein endocytosis in living plant cells. They successfully used SNAP-tag to mark auxin transporters, allowing clear differentiation between newly synthesized and endocytosed proteins.
Researchers have identified a new enzymatic reaction involving carbohydrates in plant cell walls, which is essential for their structure and function. This discovery contributes to our understanding of how plant cell walls can be formed, structured, and re-modelled.
A systematic review and dose-response meta-analysis found diets high in plant protein are associated with a lower risk of death from any cause. Plant protein intake was also linked to reduced risks of cardiovascular disease and cancer mortality.
A new protein-based technique analyzes amelogenin in tooth enamel to estimate human biological sex with superior accuracy than DNA analysis. This method allows for sex determination of children and is reliable even with weak DNA signals.
Researchers from Kazan Federal University developed a program to predict DSC curves from known binding constants and concentrations. This approach allows for the accurate measurement of high and weak binding constants, as well as stoichiometry of complexes, using albumin as a model protein.
Researchers from CityU have developed a novel detection method called CARPID to identify binding proteins of specific RNAs in living cells. The method uses CRISPR/dCasRx system and biotin-labelling technology to detect RNA-protein interactions, showing high specificity and applicability for lncRNAs of different lengths.
Researchers at NJIT have developed a new coulometric mass spectrometric approach to quantify proteins, which could aid in discovering new therapeutic antibodies or biomarkers. The method is faster and more efficient than current methods, requiring less time-consuming preparation of synthesized standard material.
Researchers have developed a CRISPR-Cas9 method to optimize proteins in mammalian cells, producing the fluorescent protein mCRISPRed that labels lysosomes. This technique enables targeted protein diversification and validation within organelles, opening new possibilities for biosensors, receptors, and therapeutic proteins.
A team of MIT researchers has developed ELAST technology, which provides a fast way to fluorescently label cells, proteins, and molecules in brain and other large tissues. The technology enables fully reversible tissue shape transformation while preserving structural and molecular information.
Researchers at EPFL have developed an algorithm to design artificial proteins that precisely guide the body's immune system to produce specific antibodies. The proteins were tested in animal models, triggering a strong immune response against respiratory syncytial virus (RSV), a leading cause of serious lung infections.
Researchers at Penn State have developed a novel method to deliver therapeutic proteins inside the body using an acoustically sensitive carrier and ultrasound imaging. The method uses a fluorous mask to interact with the particle's fluorous liquid medium, allowing the protein to be released in a precise manner.
Researchers at the University of Copenhagen found that fava beans can be processed into a concentrated protein powder using a unique method called wet fractionation, which increases protein content and improves digestibility. Fava beans are also more climate-friendly than soy due to local cultivation and reduced genetic modification.
Researchers developed a new technique to detect the aggregation state of amyloid beta proteins in solution, which could aid early diagnosis of Alzheimer's disease. The technique uses terahertz waves and provides a dementia quotient index to distinguish between protein states.
A new method detects trace proteins secreted by embryos using microfluidic droplets and multicolor fluorescence, predicting developmental potential with high accuracy. The technique improves upon conventional morphological scoring, reducing variability among embryologists.
Scientists have developed new methods to analyze individual proteins in marine protists, enabling studies on how these tiny organisms respond to environmental changes. The research sheds light on seasonal fluctuations and climate change impacts, providing insights into global cycles driven by phytoplankton.
A comprehensive map of the proteome of the model plant Arabidopsis thaliana has been created, detailing the presence, location, and quantity of approximately 18,000 proteins in the plant. This study provides new insights into plant biology and offers potential avenues for improving crop yields and disease resistance.