Articles tagged with Thermophiles
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Researchers at Emory University uncover how deep-sea microbes create complex structures through a simple process, driving chaperone-free polymerization of archaeal cannulae. This discovery sheds light on the unique adaptations of extremophiles, which thrive in extreme environments.
Researchers have found new organisms that can capture carbon dioxide and clean pollutants from the environment. By exploring extremophiles in homes, scientists can gain insights into their unique characteristics and develop sustainable solutions.
A team of researchers, including Bob Peterson and Chelsea Heveran, studied the unique adaptations of tiger beetles living in hot springs to survive high temperatures. The study found that these insects have evolved different abdominal plates to reflect more heat than their counterparts in cooler areas.
Researchers used ancestral sequence reconstruction to study the evolution of enzyme thermostability and cold adaptation. They identified key amino acid substitutions that enhanced catalytic activity at low temperatures, revealing a structural shift between intermediate ancestral enzymes.
A Montana State University research team, led by graduate student Lisa Keller, has published a groundbreaking paper on how certain bacteria thrive in extreme environments. The discovery challenges current understanding of microbial survival and sheds light on ancient lifeforms' adaptation to Earth's progressive oxygenation.
Researchers found that microorganisms in low-oxygen environments expressed genes adapted for very low oxygen levels, while those in high-oxygen environments expressed genes for higher oxygen levels. This study provides insight into the evolution of life on Earth and how organisms adapt to their surroundings.
Researchers at North Carolina State University identify molecular property of lignin that determines ease of using microbial fermentation to turn trees into industrial chemicals. The discovery could lead to more sustainable alternatives to petroleum-based chemicals.
A new study has identified novel strains of microbes that have adapted to use limited resources in cities, including those found in Hong Kong's subways and skin. These microbes can metabolize manufactured products, posing health risks if they are pathogenic.
A new bacterial species, Hydrogenimonas cancrithermarum, discovered at a deep-sea hydrothermal vent site provides insights into bacterial evolution. The strain represents the first mesophilic sulfur-oxidizing bacterium in its genus, expanding physiological and metabolic characteristics.
Researchers have discovered that extremophilic bacteria from high-temperature marine environments can be used to remove iron, silicon, and magnesium from asbestos minerals, reducing their toxicity. This finding has the potential to develop new methods for detoxifying and reusing asbestos as a secondary raw material.
Scientists studied F1-ATPase function in bacteria to clarify the angle of rotation during ATP hydrolysis. The study revealed three sets of short and long dwells associated with different intervals per revolution, resolving a long-term debate over the ATP-cleavage shaft angle.
Researchers at KAUST have identified thermophilic bacteria with potential to degrade oil contamination. The study reveals that certain bacteria can secrete surfactants and absorb emulsified petroleum into their cells for degradation via enzymatic activity.
A heat-loving bacterium's Cas13 protein enables specific detection of SARS-CoV-2 and other viruses in a one-pot assay. The technology has been patented and clinically validated, with the aim of mass production and commercialization.
A recent review highlights the effects of different intestinal bacteria on colorectal cancer, exploring new therapies for disease prevention and treatment. Beneficial probiotics, such as Akkermansia muciniphila and Lactobacillus rhamnosus GG, exhibit anticancer properties and reduce CRC cell proliferation.
Researchers at Rice University have developed a novel method for producing olefins, or alkenes, using vitamin B12 and blue light, eliminating harsh chemicals typically needed in the process. This breakthrough could lead to more efficient and sustainable production of drugs, agrochemicals, and plastics.
Researchers at Goethe University Frankfurt and the University of Exeter have found that Thermus thermophilus bacteria possess two types of tiny surface hairs, or pili, with different functions. The thick pili are used for DNA capture, while the thin pili facilitate movement on surfaces.
Scientists have discovered that Thermus thermophilus can produce two types of type IV pili: one specialized for movement and the other for genetic exchange. This finding could lead to the development of new antimicrobial drugs targeting specific mechanisms.
Researchers have determined the first atomic structure of the V/A-ATPase family, a key energy machine in cells. The enzyme's structure reveals a turbine-like structure with two or three peripheral stalks and additional connecting protein subunits, enabling greater plasticity and flexibility in its rotation mechanism.
Researchers propose the 'air bridge' hypothesis, suggesting bacteria can be transported globally through the air, sharing antibiotic resistance genes. Studies collected from hot springs worldwide found identical viral DNA memories in bacteria from distant locations.
Researchers have discovered a novel glycocin, a small antimicrobial peptide with a sugar group attached, produced by the thermophilic bacterium Aeribacillus palladius. The compound has been successfully expressed in E. coli bacteria, making it easier to produce and investigate. This breakthrough could lead to new alternatives for biofu...
Researchers have discovered the structure of a virus that infects bacteria thriving in 160-degree hot springs, which could enhance targeted drug delivery and lead to breakthroughs in DNA sequencing technology.
Bacteria adapt more slowly and less efficiently when exposed to two stress factors, leading to smaller population sizes. This affects the evolution of antibiotic resistance, as bacteria are less able to protect themselves from predators, resulting in a stronger influence on their survival rate.
A team of researchers led by Paola Picotti found that only a small fraction of key proteins denature at high temperatures, contradicting previous assumptions. This discovery has implications for understanding protein stability and potentially improving the performance of heat-resistant bacteria for industrial processes.
Professor Nagendra Shah received the prestigious International Dairy Foods Association Research Award in Dairy Foods Processing for his groundbreaking work on GABA-producing lactic acid bacteria. His team's discovery has great commercial significance in developing dairy foods with anti-hypertensive activity.
Research suggests that beneficial bacteria like Lactobacillus and Streptococcus may protect women from breast cancer by inducing anticarcinogenic properties. Probiotics could be a potential tool to boost these beneficial bacteria, potentially lowering the risk of breast cancer.
Researchers have found nano-wire connections between thermophilic AOM consortia, enabling energy transfer between archaea and sulphate reducers. These direct power wires facilitate the growth of sulphate reducers, providing insight into the anaerobic oxidation of methane.
Researchers at North Carolina State University developed a precision scalpel to excise target genomic regions, revealing essential and non-essential genes. The CRISPR-Cas system enables targeted editing of DNA sequences, allowing for the identification of core genomic regions critical for bacterial survival.
A computational model of E. coli has been developed, enabling researchers to compute the temperature sensitivity of proteins and predict weak points that limit heat tolerance. This study opens up possibilities for creating heat-tolerant microbial strains for industrial applications.
Stephen J. Giovannoni receives the USFCC/J. Roger Porter Award for his contributions to microbial biodiversity and ecosystem research, particularly in the fields of marine microbiology and SAR11 clade discovery.
Researchers have successfully decoded the atomic structure of the TM287/288 ABC transporter, a heterodimeric protein involved in antibiotic resistance and metabolic disorders. This breakthrough could lead to the development of new treatments against multi-resistant bacteria and tumors.
Scientists discovered CRISPR/Cas, a bacterial immune system that protects against foreign DNA invasions. The system may help prevent antibiotic resistance in certain bacteria, benefiting industries like yogurt and probiotics.
Researchers at Rice University studied bacteria in a competition for evolutionary dominance, finding specific genetic mutations that imparted physical advantages. These mutations were linked to increased resistance to temperature changes and protein misfolding, which may be related to human diseases like Alzheimer's.
A dietitian recommends a balanced diet rich in fiber, protein, and low-fat foods to maintain a healthy gut microbiota. Key findings include the importance of monounsaturated fats and adequate protein intake for optimal gut health.
A team of scientists led by U of C grad Casey Hubert detected high numbers of thermophilic bacteria in subzero sediments in the Arctic Ocean. The bacteria may provide a unique opportunity to trace seepages of fluids from hot sub-seafloor habitats and potentially point towards undiscovered offshore petroleum reservoirs.
Researchers have isolated five new Rubrobacter strains that contribute to the biodeterioration of old buildings. These bacteria degrade building materials through vital activities.
Researchers found that probiotic bacteria can efficiently mature monocyte-derived dendritic cells, leading to the production of specific cytokines. The maturation process was triggered by different bacterial strains, with some inducing pro-inflammatory and others anti-inflammatory responses.
Researchers have developed a new strain of bacteria that can convert waste plant fibre into ethanol, providing a potential solution to the UK's transport fuel needs. The process is energy-efficient and uses agricultural waste materials, offering greater environmental benefits than traditional biofuels.
A recent study investigated the effect of probiotic bacterial combinations on cytokine production in vitro. The results showed that different bacteria compete with each other during host cell interactions, and novel probiotic strains are more potent inducers of Th1 type cytokines.
A novel bacterium, Candidatus Chloracidobacterium thermophilum, has been discovered in Yellowstone National Park's hot springs, transforming light into chemical energy. The finding is significant as it belongs to a new phylum and expands our understanding of photosynthesis in bacteria.
A team of researchers has discovered a new bacterium, Candidatus chloracidobacterium thermophilum, in the hot springs of Yellowstone National Park that can transform light into chemical energy. The discovery was made possible by metagenomics, a technique for studying organisms without culturing them.
Researchers at UC Berkeley used shotgun sequencing to identify new microbes living in mine slime, including three previously unknown Archaea that are the smallest organisms ever found. These nanoorganisms have the potential to thrive on other planets, such as Mars.
Archaea are more closely related to humans than previously thought, with a common ancestor living in extreme conditions billions of years ago. Scientists have discovered novel organic compounds and found evidence of ancient archaea fossils, shedding light on their role in global climate change and methane emissions from rice farming.
A study by Washington University researchers reveals that heat-loving microbes create energy through various reactions, including the use of sulfur and hydrogen. The findings hold clues to the origin of life on Earth, suggesting a high-temperature environment as the likely last common ancestor.
Researchers discovered that thermophilic bacteria have an abundance of disulfide bonds, which improve protein stability and boost heat-tolerance. The study identified a specific protein, protein disulfide oxidoreductase (PDO), playing a key role in forming these bonds.
Researchers discover key biochemical tools that cold-adapted bacteria use to survive in subzero temperatures, including cell membranes packed with polyunsaturated fatty acids and protective solutes inside cells. The study also reveals potential industrial applications for cold-hardy enzymes found in the Colwellia psychrerythraea genome.
Blank's research challenges initial findings on cyanobacteria age, pinning emergence to 2.3 billion years ago using genetic analysis. This breakthrough also sheds light on eukaryote evolution and the development of mitochondria.
Scientists are exploring the potential of Antarctica's subglacial lake to test sterile drilling techniques, which could also be used on Mars. The permafrost site is 2.8 kilometers below South Pole Station and contains a frozen mixture of ice and sediment.
Researchers have discovered a new type of bacteria that can produce magnetic iron oxides, which could be used to remove heavy metals from contaminated soils and groundwater. The bacteria were found in deep subsurface formations heated by compression and burial, and show potential for bioremediation applications.