Articles tagged with Microbiota
Beneficial gut microbes transfer genes to acquire vitamin B12, increasing their ability to survive. This process, called bacterial sex, allows them to form a tube that DNA can pass through to another cell, demonstrating the horizontal gene exchange among microbes.
A recent study found that cover cropping can reduce the population of Pseudomonas syringae, a common bacterial pathogen affecting agricultural crops. The researchers also discovered an increase in beneficial microbes such as Sphingomonas and Methylobacterium, which have been used as biocontrol agents against pathogens.
Researchers discovered that Black women have a greater relative abundance of Actinobacteria, associated with reduced insulin sensitivity and elevated inflammation. The study highlights the importance of understanding the role of gut microbiome in cardiometabolic health disparities among Black women.
Researchers found that seed microorganisms have more staying power than soil microorganisms when colonizing plants. The study suggests that modifying the seed microbiome could lead to more sustainable agriculture and increased crop yields and quality.
Research shows that common medicines have distinct effects on gut bacteria, with some having beneficial and others detrimental impacts. The study found associations between certain medications and changes to the gut microbiome, particularly with statins and gastric acid medication.
Researchers found that gut microbiome changes can reduce b-amyloid deposits in male mice, indicating a potential target for preventing and treating dementia. Daily fecal matter transplants restored the pre-antibiotic microbiome, suggesting microglia memory plays a role.
Researchers discovered that these 'meat-eating' bees have a unique gut microbiome enriched with acid-loving bacteria, similar to those found in vultures. The bees' ability to eat dead bodies is surprising, but they can also store honey and have special chambers for meat storage.
Researchers have identified specific skin microbiome bacteria and their pathways as contributing to ageing skin. The study, published in PLOS ONE, used a novel approach to chart host-microbe co-metabolism in skin aging.
A recent study published in Annals of the Rheumatic Diseases reveals a link between systemic lupus erythematosus and an altered gut microbiome. Researchers at Osaka University identified two species of Streptococcus bacteria significantly increased in SLE patients, which can affect the body's functions by altering plasma metabolites. T...
Researchers found that children tend to have similar levels of sulfur volatiles in their saliva as their parents, suggesting shared oral microbiomes. Children who produce high amounts of sulfur volatiles dislike raw Brassica vegetables the most.
Researchers at UC San Diego School of Medicine are studying the impact of antibiotics on breast milk and infant health. The team will investigate how antibiotics alter the composition of breast milk and impact the infant microbiome, metabolome and immune response.
A study compared four common DNA extraction methods and found that each method produced slightly different results due to varying 'how' factors. Researchers can now make informed decisions about their methods to optimize results.
A study published in International Journal of Environment and Public Health Research reveals that oral bacteria, specifically P. gingivalis and Lactobacillaceae families, are associated with periodontitis. Genetic differences among hosts contribute to susceptibility to pathogens, but the oral microbiome plays a more significant role in...
Scientists found that rain-borne microbes can successfully colonize plants' aboveground microbial communities, protecting them from stressors. The study suggests that rain is a potentially important reservoir for phyllosphere bacteria, which could be used to improve plant health.
Wastewater screening at UC San Diego detects 85% of COVID-19 cases early, enabling timely testing, contact tracing, and isolation. The approach has reduced campus positivity rates to less than 1% during the pandemic.
A recent study investigated the relationship between switchgrass and soil microbes, revealing that each cultivar harbors a unique community of bacteria and fungi. The research found that root characteristics, such as length and diameter, differ among cultivars and may influence soil microbiomes.
A Horizon 2020 project aims to develop an efficient biotechnological production platform that creates synergy between strain engineering strategies and microbiomes. The project will create novel treatment options in biomedicine beyond biotechnology, leveraging the resilience of microbial communities and their metabolic plasticity.
A global study found that each city has a distinct microbial signature, with over 4,246 known species identified. The research also revealed a core set of 31 species found in 97% of samples across urban areas.
Research finds that a balance between immune-suppressive and non-suppressive bacterial strains in the plant microbiota is crucial for maintaining microbe-plant homeostasis. This balance allows plants to promote growth while preventing excessive defense, reducing disease susceptibility.
A comprehensive map of the citrus microbiome has been created, outlining its structure and potential functions. The study reveals that key microbes dominate different niches of the plant, such as the rhizosphere, rhizoplane, endorhiza, and phyllosphere.
Ravi Sheth, a 27-year-old Hertz Fellow, won the 2020 Hertz Thesis Prize for his groundbreaking work in understanding and engineering complex microbial communities. He developed new tools to quantify how microbiomes change over space and time, revealing universal principles that apply to other physical systems.
A new study found that plant genetics, tissue type, and management strategy play a crucial role in shaping the plant microbiome. The research discovered that bacterial communities are most diverse in the soil, while fungal communities are more evenly distributed across different tissues.
A new study on the Northern Star Coral reveals its ability to recover from laboratory-induced stress, shedding light on coral resilience. Researchers found that coral with algal symbionts recovered their mucus microbiomes more consistently and quickly.
A new study found that decades of corn breeding led to a degradation of sustainable nitrogen-fixing microbes in the soil, contributing to increased greenhouse gas emissions. The researchers recreated the history of corn breeding from 1949 to 1986 and found modern corn varieties recruit fewer beneficial microbes than earlier varieties.
Dr. Kelly Haas is studying the structure, stability, and resilience of the hand microbiome in collaboration with GOJO Industries. Her goal is to understand how the hand microbiome responds to hand hygiene events and develop new products that minimize the trade-off between public health and personal hand health.
Researchers found that treating apple flowers with specific bacteria strains reduced fire blight symptoms, altering floral microbiomes and disease rates. The study suggests that flowers may be a key site for biocontrol interventions, offering a new approach to managing this damaging disease.
Researchers at Utah State University used a new tool to study the effects of stress on Pseudomonas chlororaphis O6, a health-promoting bacterium found in dryland wheat roots. The study found that stress can cause compositional changes in the bacteria's outer membrane vesicles, which may be leveraged for crop benefit.
A Rutgers study reveals widespread antibiotic overuse due to misconceptions and pressure from patients, leading to drug-resistant bacteria and harm to the microbiome. The study also finds that older physicians are more likely to prescribe antibiotics, while misinformation among the public perpetuates unnecessary use of antibiotics.
A new study on sourdough starters from around the world found that geography doesn't play a significant role in shaping their microbial ecosystems. Instead, variables like starter age, feeding frequency and storage conditions have smaller effects that add up to make a big difference.
The new search engine enables researchers to compare different samples with the same function in various microbiomes, aiding disease diagnosis and treatment. MSE 2 includes an extended database of over 260,000 samples, providing a bird's eye view of the microbiome data space
Researchers at Stockholm University found that oak acorn microbes are inherited by seedlings, promoting growth and protecting against diseases. This discovery opens up new possibilities for breeding super plants with improved genes and microbial communities.
A new sequencing-based approach has been developed to determine infection clearance and microbiota recovery. The technique has shown promise in understanding the activity of microbial drug resistance mechanisms and identifying causative microbes.
A large study challenges the conventional practice of administering antibiotics before C-section incisions, finding them equally effective when given after clamping. This discovery may benefit newborns' developing microbiomes, potentially affecting immune system development and future health.
Certain bacteria living in sorghum roots work together with the plant to reduce drought stress, leading to overall plant success. The microbiome plays a critical role in determining crop productivity, and manipulating it may hold the key to developing crops that can thrive in harsh conditions.
A study found that urban daycare children developed more diverse microbiomes and signs of a better-regulated immune system after playing in renovated yards with natural forest floor. The intervention improved immune regulation and health-associated commensal microbiota among 3-5 year olds.
Research demonstrates that a stable bacterial microbiome exists within surface-sterilized perennial ryegrass seeds, which almost disappears as the plant matures but returns in a new generation of seed. The microbiome is influenced by soil type and can be used to track the movement of bacteria from parent to seed.
The UK Crop Microbiome Cryobank will preserve the microbiomes of six major food crops in the UK, including barley, oats, oil seed rape, potato, sugar beet, and wheat. This project aims to improve crop yield and reduce reliance on chemical fertilizers and pesticides.
A $1.3 million DOE grant is funding a five-year collaboration to examine the genetic and environmental factors affecting mycorrhizal symbioses in field conditions. Researchers will use shotgun sequencing, artificial intelligence, and microscopy to understand how plants control their associations with beneficial fungi.
A team of scientists calls for a prioritized list of what should be conserved from a scientific, economic, social and environmental perspective. The current biobanking infrastructure is 'fragmented and not prepared' to handle the rapid advancement of microbiome research.
A study published in Frontiers found that men's penile microbiota can predict with high accuracy whether their female partner will develop bacterial vaginosis. The researchers analyzed the microbiota of 168 Kenyan couples and found a direct correlation between the composition of a man's microbiome and the occurrence of BV in his female...
Researchers used a new method to understand how corals' symbiotic algae respond to warmer temperatures. They found thermally tolerant algae adopt a 'shelter-in-place' strategy, storing fats and carbohydrates to persist through stress.
Researchers have identified a common suite of 21 bacterial taxa present in more than 80% of samples, and six bacterial taxa present in all 63 samples. The study found palmerolide levels were high across all samples but no trends between sites or microbiome bacteria.
A recent study found that certain genes are associated with the pathogens that infect chronic wounds and hinder the healing process. The research showed that patients with more diverse wound microbiomes healed faster.
A study found that genetic variation affects the types of bacteria that infect wounds and the healing process. The researchers identified specific genes associated with microbiome diversity in chronic wounds, which could lead to predictive biomarkers and targeted therapies for patients at risk of persistent infections.
A study reveals that holobionts, including viruses and microbes, interact through a distinct microbiome at the coral-algal interface. This interaction determines the outcome of competition between corals and turf algae, leading to shifting reef ecosystems.
The study found that the microbiome exerts a continuous effect on conventional dendritic cells, which are key players in the immune response. In their basal state, these cells require microbiome-derived signals to prime for future responses against pathogens.
A study found 26 bacterial and 31 fungal species in coffee roots, indicating beneficial relationships and improving management practices for climate change predictions.
The sweet potato microbiome research is a vital step towards increasing crop yields and disease resistance, particularly in sub-Saharan Africa. The study found that the microbiome follows a two-step model of development, with variability across farms but commonalities within fields.
Researchers aim to understand COVID-19 infection rates and identify individuals with different immune responses. They plan to collect blood samples from residents and healthcare workers to analyze the impact of SARS-CoV-2 on the human body.
Researchers found that women who deliver prematurely have a more diverse vaginal microbiome, especially in the first trimester. This link highlights specific bacteria associated with premature birth, which could aid future diagnostic and therapeutic strategies.
The development of agricultural microbiome metadata standards aims to standardize recording and sharing practices, enabling researchers to integrate data across studies. By establishing a shared consensus on what needs to be reported about microbiome samples, the long-term value of microbiome data can increase.
A group of ITMO University researchers analyzed the Moscow Subway and found a microbiome similar to that of New York's public transportation. The study used high-throughput DNA sequencing and discovered identical types of bacteria, including Dietzia, Brevundimonas, and Pseudomonas.
A new study found that the same bacteria are present in the dermis layer of skin across all ages and genders, contradicting the long-held assumption that each person's microbiome is unique. This discovery has significant implications for understanding skin disorders like eczema and psoriasis.
Researchers discovered that the rhizosphere microbiota can shape and control root exudation through a systemic root-to-root signalling mechanism. This process, termed Systemically Induced Root Exudation of Metabolites (SIREM), triggers the secretion of acylsugars in the whole root system.
A pilot project with high school students in Florida's Everglades inspired a hands-on learning experience in microbiology. The students collected soil samples and analyzed DNA sequences, leading to the publication of their data in a reputable scientific journal.
Researchers tracked microbial blooms in Trunk River lagoon to study their formation and collapse. They discovered that certain microorganisms can thrive in mildly oxic waters, leading to new understanding of bloom dynamics.
Crop residues serve as a key microbial ecosystem, contributing to both crop health and disease susceptibility. The microbiomes of crop residues may play a crucial role in innovative disease management strategies.
Researchers compared Lisbon lemon and Washington Navel orange trees using metabolomics and microbiome technologies to understand HLB's impact on root systems. The study found differences in metabolite levels and beneficial bacteria between the two varieties, which may inform preventative and treatment measures.
A team of researchers in China has developed a new algorithm to compare metagenomes, allowing for more accurate understanding of microbiome diversity. The Dynamic Meta-Storms (DMS) algorithm compares metagenomes at the species level, considering physical and genetic details, as well as evolutionary relationships.
Researchers found a microbiome signature associated with endometrial cancer risk, particularly in postmenopausal women, and verified established risk factors including obesity and high vaginal pH. The study aims to develop a screening tool for early detection of endometrial cancer.