Articles tagged with Enzymes
Researchers at UC San Diego developed a fluorescent biosensor to observe PKC activity in real time and 3D space. The study revealed designated signaling territories where different types of PKC are active, shedding light on their critical role in human disease.
The red milkweed beetle's genome has been sequenced, providing insights into how it safely feeds on toxic plants. The study found an apparent expansion of genes related to toxin sequestration and metabolic enzymes.
Researchers successfully designed and engineered novel enzyme systems that can degrade various types of plastics. By replacing the binding module with different modules, they created chimera LPMOs capable of recognizing and breaking down different types of plastics, including biosourced polyhydroxyalkanoate.
A UC Irvine-led team has engineered an efficient new enzyme that can produce synthetic genetic material called threose nucleic acid. This advancement advances the discovery of potentially more powerful, precise therapeutic options for cancer and autoimmune diseases.
The team created a new method by adding two different enzymes to the existing reaction, increasing conversion rates from 46% in 7 hours to 80% in 5 hours. This approach also improved fumaric acid production efficiency from 10% to 16%.
Researchers review UBA1 loss of function in VEXAS Syndrome, a hematoinflammatory disorder characterized by severe inflammation, cytopenias, and oncogenicity. They explore therapeutic options, including clone-targeting drugs, to combat this challenging disease.
Researchers discovered that wastewater bacteria can break down plastic into small pieces called nanoplastics and use a specialized enzyme to further degrade it. The bacteria then use the broken-down plastic as a food source, providing new possibilities for developing bioengineering solutions to clean up difficult-to-remove plastic waste.
A University of North Florida biologist has received a four-year NIH grant to investigate the functional role of dual-specificity phosphatase 4 (Dusp4) in skeletal muscle atrophy. The study aims to characterize Dusp4's role in modulating muscle size and strength.
Researchers identified a crucial protein, TIMP3, overproduced in AMD and found that blocking its activity can reduce drusen formation, suggesting a promising treatment strategy. The study offers new avenues for preventing AMD and improving the lives of millions affected by this disease.
A new study reveals that two specific genes in the RNA interference pathway play a crucial role in preventing virus transmission from parent to progeny in plants. This discovery could lead to healthier crops and potentially reduce the transmission of diseases like Zika from mothers to human children.
Researchers found that certain C4 crops can control water loss through non-stomatal mechanisms, allowing them to absorb carbon dioxide despite raised temperatures and increased atmospheric demand. This discovery has significant implications for improving water-use efficiency in these crops.
A new study reveals that soil pH sets the stage for microbial interactions and community composition, with bacteria cooperating to survive in acidic environments. The research sheds light on global nitrogen cycling and provides insights into reducing potent greenhouse gas emissions.
Researchers identified protein kinase N as a key regulator of heart fibrosis, which threatens heart function. Deleting this enzyme reduced cardiac dysfunction, suggesting anti-PKN treatments may protect against heart failure.
Scientists are investigating the basic biology of protein arginine methyltransferase 5 (PRMT5), an enzyme found in 15% of human cancers. The goal is to understand its normal functions and avoid potential side effects when targeting it for cancer treatment.
Researchers found that certain proteins called killer toxins produced by brewer's yeast can suppress diastatic strains and prevent spoilage. Adding these killer yeasts at the point of contamination may be a remediation procedure to curb the issue.
Researchers at WVU are working on a project to inhibit the myeloperoxidase enzyme, which feeds pancreatic cancer growth. By targeting this enzyme, they hope to boost the body's immune system to fight cancer, showing promise in mouse models and potential for future clinical trials.
New research reveals that downregulating the enzyme EGLN2 can protect motor neurons and mitigate ALS symptoms in animal models. This discovery brings hope to understanding how to slow or prevent this devastating disease.
Researchers from Osaka Metropolitan University have discovered that disruptions in the basement membrane zone between the epidermis and dermis could make it harder for pigment-producing cells to adhere. An enzyme called matrix metalloproteinase 2 (MMP2) may be overexpressed, leading to disturbance of the basement membrane.
Over 12,000 years ago, humans in Europe increased their ability to digest carbohydrates by expanding the number of genes for enzymes that break down starch. This rapid increase in gene copies provided a survival advantage and tracks the spread of agriculture across Europe.
A study by researchers from Brazil and Germany found that a surface protein on Aspergillus fumigatus spores suppresses the release of pro-inflammatory substances by immune cells, making it easier for the fungus to infect the body. The enzyme glycosylasparaginase plays a crucial role in this process.
Researchers have developed a novel, more selective inhibitor of the human immunoproteasome using a bacterially derived natural product. The new compound targets autoimmune diseases without disrupting other cellular mechanisms.
A newly developed compound, MOD06051, targets neutrophils and reduces harmful inflammation in rat models. This approach differs from current treatments that may have broader immunosuppressive effects, offering a safer alternative.
New research compares four methods for extracting edible insect protein, finding that alkali extraction boosts protein content while enzyme treatment improves nutritional value. Additionally, salt-assisted extraction reveals anti-inflammatory effects and anti-diabetic properties.
Researchers at Tokyo University of Science discovered a natural tyrosinase inhibitor from Corynebacterium tuberculostearicum that inhibits melanin synthesis and provides an alternative to toxic hydroquinone-based products. The compound, cyclo(L-Pro-L-Tyr), exhibits low toxicity and potential benefits for hyperpigmentation treatment.
Researchers identified a new enzyme XccOpgD in Xanthomonas that enhances pathogenicity, leading to potential anti-bacterial pesticides. The discovery offers sustainable solutions to global agricultural challenges and promotes environmental stewardship.
Researchers at the University of Illinois developed an eco-friendly method to precisely mix fluorine into olefins using natural enzymes and light, offering a more efficient strategy for creating high-value chemicals with potential applications in agriculture, pharmaceuticals, renewable fuels and more.
Researchers at Ohio State University are exploring the role of caspase 11 in SARS-CoV-2 infection, aiming to prevent inflammation and tissue injury. They will use human cell samples and experimental inhibitors to develop new treatment strategies for long COVID.
Researchers have developed a smart RNA capable of regulating gene expression in response to various signals, enabling the precise design of gene therapies and advanced personalized treatments for diseases.
A Montana State University researcher has developed nano-scale materials that can convert carbon dioxide into chemical building blocks, marking a potential step forward in reducing atmospheric CO2. The materials mimic enzymes and have the ability to selectively capture CO2 from the air.
A recent UNIGE study highlights the risks of high-protein diets, also known as Paleolithic diets, which can lead to severe neurological disorders. Excess protein increases ammonium production, overwhelming the liver and potentially causing coma in severe cases.
Researchers investigate chemical modifications to genetic regulation mechanisms, finding that Set8 controls gene activity through a mechanism other than histone modification. This study refines our understanding of genetic regulation relevant to human diseases like cancer.
Researchers isolated three bacterial strains that produce amylase enzymes from sugar factory waste, showing great potential for production. The optimal conditions for amylase production were found to be 37°C and pH 7.0, leading to increased enzyme activity.
Researchers have discovered that the Greenland shark's metabolism remains unaltered over time, suggesting a key role in its exceptional longevity of at least 270 years. The study also found that metabolic enzymes were more active at higher temperatures, challenging previous assumptions about the species' adaptation to cold environments.
Han Xiao aims to develop cells that can biosynthesize and utilize non-canonical amino acids as in vivo sensors for enzymes involved in posttranslational modifications. This research could lead to new strategies in treating diseases by providing real-time insights into enzyme activities.
A study at Umeã University reveals that an enzyme breaks down the bacteria's protective outer layer, facilitating the transfer of genes for resistance to antibiotics. The researchers identified that only the SLT domain was active in PrgK, but it has an important role in regulation.
Researchers develop an artificial fusion protein combining UndB with catalase, creating a whole cell biocatalyst that converts fatty acids to alkenes with high efficiency. The biocatalyst produces pure 1-alkene as a valuable biofuel and can be used to generate a large number of hydrocarbons.
Researchers at Howard University have identified a new therapeutic strategy to combat prostate cancer by depleting amino acids. This depletion induces oxidative stress and DNA damage in cancer cells, making them more susceptible to treatment with DNA repair-targeted and immune checkpoint blockade therapies.
Researchers developed a permeable and robust polymer-silica hybrid armor on cell catalyst, enhancing enzyme stability and inhibiting leakage. The new technology showed improved permeability and mechanical strength, leading to higher yields and longer half-lives in biomanufacturing processes.
Researchers discovered that enzyme METTL6 interacts with tRNA synthetase to recognize specific tRNAs, enabling precise modification and potential application in cancer treatment. This discovery provides new insights into the molecular machinery of protein production.
Researchers have devised an algorithm to rationally engineer enzymes for improved performance, taking into account evolutionary history. The new method successfully introduced up to 84 mutations over a sequence of 280, resulting in improved activity and stability at higher temperatures.
Scientists have identified a mechanism that enables enzymes to communicate and produce organic molecules with disease-fighting properties. This breakthrough could aid in the discovery of new drugs by allowing researchers to design or modify enzymes to create novel natural products.
A research team has developed a biocatalytic process to produce nitriles using enzymes, eliminating the need for highly toxic cyanide. The process works at room temperature and produces less harmful waste, making it a promising technology for the fragrance industry.
Scientists at Hokkaido University have created a new technique for building nanoparticles using enzymes, enabling the production of various nanomaterials with controlled size and properties. This method has potential applications in technology, medicine, and quantum computing.
Researchers from Tokyo Institute of Technology developed a biocatalyzed carboxylation reaction using Thermoplasma acidophilum malic enzyme to fix CO2, increasing the yield and sustainability of the process. The method can be tailored for selective synthesis of wider carboxylation products, unlocking new avenues for renewable resources.
A recent study suggests that inhibiting epigenetic control enzymes in immune cells, specifically HDAC1, improves anti-tumor immunity and tumor surveillance. This finding could lead to new therapeutic strategies in cancer immunotherapy.
Researchers identify UBE2J1's role in degrading the androgen receptor, a key player in prostate cancer progression. The study suggests targeting this ubiquitination machinery may help overcome antiandrogen resistance in cancer therapy.
Scientists aim to create a spray-on bandage that breaks down within 48 hours, providing time for proper treatment. The project uses enzymes to degrade polymer complexes, which will allow for controlled degradation and potential applications in drug delivery.
Researchers at King's College London have developed a novel drug delivery system using biologically compatible peptides found in chicken feathers and skin tissue. This innovative approach enables targeted delivery of chemotherapy drugs and repair of faulty enzymes, potentially reducing side effects and improving treatment outcomes.
Bromination of extracellular matrix proteins is a physiological modification dependent on peroxidasin, revealing a possible role for protein bromination in pulmonary fibrosis and non-fibrotic lung tissue. This study extends knowledge of halogenation's importance in the mammalian organism.
Scientists at the Paul Scherrer Institute have precisely characterized the styrene oxide isomerase enzyme, enabling the production of valuable chemicals and drug precursors in an environmentally friendly manner. The enzyme's unique mechanism and high specificity make it a promising tool for green chemistry.
Scientists have discovered a way to break down styrene, a toxic plastic component, using microorganisms that produce an enzyme called styrene oxide isomerase. This enzyme accelerates the conversion of styrene into a less toxic compound, offering a potential solution for biodegradable plastics.
A research team has identified molecular mechanisms that weaken the virulence of Pseudomonas aeruginosa, a key step towards developing new antibiotics. Medium-chain free fatty acids regulate PlaF enzyme activity, which can be targeted to inhibit the pathogen's deadly effects.
Researchers have developed a new method to detect malignant melanoma using a microneedle patch that measures tyrosinase enzyme levels in the skin. This non-invasive technique has the potential to provide faster and more reliable results compared to traditional biopsies.
Researchers created an enzyme with a reactive boronic acid group, enabling faster and more selective catalytic reactions. This breakthrough has potential applications in the pharmaceutical industry, offering a greener alternative to traditional chemical synthesis methods.
Researchers at Rice University have successfully synthesized a group of natural compounds known as fusicoccanes, exhibiting diverse biological activities. The study leverages modern organic chemistry and engineered enzymes to achieve the synthesis of complex molecules.
Scientists at DTU and Lund University have found new enzymes that can remove both the A and B blood antigens and their blocking sugars, enabling the production of universal donor blood. This breakthrough has the potential to reduce logistics and costs associated with storing four different blood types.
A team of LMU researchers has deciphered the mechanism by which a tiny chromatin modifying enzyme called ISWI remains mobile in the cell nucleus. The study reveals that ISWI consumes ATP to navigate through densely packed chromatin and prevent it from becoming too rigid.
Scientists from OIST created synthetic droplets to mimic biological processes, finding that pH gradients facilitate Marangoni effect and enabling droplets to detect and migrate towards each other. This study sheds light on the movement of simplest forms of life in primordial soup billions of years ago.
A recent study revealed that phosphoinositide 3-kinase (PI3K) has a built-in brake mechanism that impedes cell migration, while also acting as an accelerator to prompt motility. The brake mechanism is specific to the p85β subunit and can be disrupted, leading to uncontrolled cell movement.
Researchers develop gene therapy to delay progression of metachromatic leukodystrophy by correcting enzyme deficiency and reducing neuroinflammation. Successful treatment has been demonstrated in mice, paving the way for potential human clinical trials.