Articles tagged with Human Gut Microbiota
Scientists have discovered that certain species of gut bacteria can absorb PFAS, potentially protecting against its harmful effects. The researchers plan to develop probiotic dietary supplements to boost the levels of these helpful microbes in our gut.
A new study reveals that women with polycystic ovary syndrome (PCOS) have a sharp reduction in the beneficial gut bacterium Parabacteroides merdae, alongside elevated levels of branched-chain amino acids. These changes may impair endometrial health and reproductive complications in women with PCOS.
New research warns against widespread use of Fecal Microbiota Transplants (FMT) due to potential for long-lasting, unintended health consequences. Mismatches in gut ecosystems can lead to changes in metabolism, behavior, and energy balance.
A recent study found that individuals with a specific type of gut bacteria (Firmicutes) had higher bone mineral density and better metabolic health. The researchers suggest that promoting the growth of butyrate-producing bacteria could be an effective strategy for maintaining bone mass and preventing osteoporosis.
Researchers at UCSF found that certain gut bacteria can reduce chemotherapy side effects by clearing excess drugs and producing the protective vitamin K2. Patients with more beneficial bacteria had fewer side effects, suggesting that probiotics may help mitigate chemotherapy's impact.
Researchers found that mice on a Mediterranean-style diet recovered quickly and restored a healthy gut microbiome after antibiotics, while those on a Western-style diet were susceptible to infection. The study suggests that diet can be used to treat infections in patients following cancer treatment or organ transplants.
This study found that intestinal depletion of TM6SF2 exacerbates high-fat diet-induced MASLD by altering the gut microbiota and liver lipid content. The absence of TM6SF2 also led to increased serum biomarkers associated with MASLD progression.
RMIT University has transferred patents and intellectual property related to the Atmo Gas Capsule, a real-time gut health monitor, to medical device company Atmo Biosciences. The capsule measures biomarkers directly at the source of production in the gut to aid diagnosis of gastrointestinal disorders.
A study found that migrants experience a 'clear change' in their gut microbiome composition after migration, leading to increased rates of cardiovascular disease. The Amsterdam UMC-led research showed that specific groups of microbes disappear or emerge along the migration axis.
A new study reveals that specific gut bacteria can break down certain drugs, altering their efficacy. The research found that 30 out of 127 tested drugs were heavily metabolized by human gut microbiota, potentially reducing their effectiveness. The study's findings could have significant implications for personalized medicine and drug ...
A study published in Cell suggests that the gut microbiome can play a key role in protecting against gastrointestinal (GI) diseases by breaking down certain plant compounds. The researchers found that specific intestinal microbes release beneficial small molecules that regulate inflammation and promote resistance to pathogens, such as ...
Hyperuricemia is a metabolic disorder characterized by elevated uric acid levels, linked to cardiovascular diseases, gout, renal dysfunction, and metabolic disorders. Advances in technology and genetic research are transforming management strategies, including personalized treatments and probiotic interventions.
This study found that aging impacts the gut microbiome composition and metabolites differently in male and female rats, influenced by biological sex and mitochondrial DNA. The researchers analyzed fecal samples from genetically diverse rats to assess bacterial changes with age, revealing more significant shifts in females.
The summit will highlight the latest research on coronavirus, plant-based protein, and probiotics, with a focus on their applications in clinical practice. Studies have found that COVID-19 affects the gut microbiome in children, while dietary protein like S100B may promote a healthy microbiome.
Researchers found that supplementing gut bacteria with Clostridium scindens can improve recovery from colonic injury and enhance regeneration of the gut lining. This approach targets the underlying issue: impaired ability of the gut to heal itself by restoring natural bile acid balance.
A new enzyme discovered in a gut bacterium has the potential to synthesize unique glycans with prebiotic properties, supporting gut health. The novel β-galactosidase could drive innovation in prebiotic products and contribute to developing new treatments for diseases like Chagas disease.
A new study by Weill Cornell Medicine researchers has identified a potential biomarker for joint inflammation in Crohn's disease patients, the bacterium Mediterraneibacter gnavus. The study found that M. gnavus is associated with increased immune cell responses and disease activity scores in patients with joint inflammation.
Researchers developed a synthetic microbiome therapy using limited strains of gut bacteria to effectively protect against C. difficile infections in mice. The treatment was as effective as traditional fecal transplants and had fewer safety concerns, offering a new alternative for treating this notoriously difficult-to-treat infection.
Researchers at Kobe University discovered that gut microbes convert glucose into short-chain fatty acids when fed sugar, highlighting a new symbiotic relationship. This finding could lead to the development of novel therapeutics for regulating gut microbiota and their metabolites.
Researchers analyzed phage-bacteria communities in children's stool samples to understand their role in type 1 diabetes development. They found dynamic changes in phage and bacterial populations, suggesting an 'arms race' between the two, but no clear link to disease risk.
Researchers at the Technical University of Denmark have found that adding biochar to chicken feed can significantly reduce campylobacter levels in free-range chickens. The study, published in Poultry Science, demonstrates an 80% reduction in campylobacter and suggests a potential tool for improving public health.
Researchers have developed a 'gut-on-chip' model that replicates intestinal inflammation and predicts response to immunotherapy in melanoma patients. The device differentiates between major intestinal populations and reproduces realistic environments.
A new study developed a human microbiota modelling system capable of predicting each person's sensitivity to an emulsifier, such as carboxymethylcellulose (CMC), using a simple stool sample. The model identified a specific metagenomic signature of sensitivity to CMC, allowing for the prediction of individual susceptibility.
Researchers develop new method to study glycosylation in proteins, discovering that gut bacteria can alter molecular signatures in the brain. The study found over 150,000 glycosylated protein forms in brain tissue samples from mice.
Researchers developed a 3D microscopic version of the human intestines on a chip, allowing for real-time examination of gut microbes' interactions with the human intestine. The 'Gut-Microbiome on a chip' model enables the study of complex interplay between gut microbes and health, facilitating targeted microbiome-based interventions.
A study found that two liver graft preservation methods differ in their effect on gut microbiota composition and function following liver transplantation. The NMP cohort showed enrichment of beneficial gut taxa, while the static cold storage cohort depleted such taxa. Notable differences were observed between the two preservation methods.
A comprehensive study reveals that Akkermansia muciniphila breaks down sugars locked in mucus using a set of enzymes. The findings provide new insights into the molecular mechanisms behind this process and its potential applications in understanding disease and improving gut health.
Research from RIKEN Center for Integrative Medical Sciences found that infant gut bacteria are associated with food sensitivities and allergies, particularly to eggs. The study suggests that probiotic supplements, such as Bifidobacterium, may help prevent food allergies in at-risk infants.
Researchers at the University of Surrey propose a new approach to treating inflammatory diseases using personalized probiotic therapies. By analyzing large-scale computer models and computational methodologies, they can identify potential targets and design tailored treatments.
The study discovered new microbial species and never-before-reported metagenomes from African sites, shedding light on the importance of geography in shaping microbiome differences. The research highlights the need for site- and region-specific approaches to gut health interventions.
A study identified unique microbiome signatures associated with Nonalcoholic Fatty Liver Disease (NAFLD), allowing for precise diagnoses and new therapeutic approaches. These signatures predict bacterial metabolites and are linked to the development of NAFLD, providing insights into disease mechanisms.
A recent study reveals that gut bacteria modify bile acids to control digestion, cholesterol levels, and fat metabolism. The body counters this influence by producing compounds that act as FXR antagonists, ensuring a finely tuned system.
Researchers found that a person's microbiome signature can predict the likelihood of Enterobacteriaceae colonization. Fiber-rich foods support the growth of beneficial Faecalibacterium, which produce short-chain fatty acids protecting against infection.
Researchers found that carrots can enhance the body's ability to regulate blood sugar and positively influence the composition of gut bacteria. The study used mice with type 2 diabetes and found improved glucose tolerance after consuming carrot powder.
A new study from the University of Oregon shows how Vibrio cholerae bacteria activate the immune system to trigger painful gut contractions. The research also finds a more general explanation for how the gut rids itself of unwanted intruders, which could help scientists better understand chronic conditions like inflammatory bowel disease.
A review of probiotics for restoring antibiotic-disturbed gut microbiota found limited conclusive evidence. While certain probiotics can reduce clinical symptoms like diarrhea and C. difficile colitis, the lack of standardization in measuring microbiota disruption and recovery hinders conclusions.
Researchers found β-ionone alleviates ulcerative colitis symptoms by protecting the gut barrier and restoring microbial balance. The study suggests ION's therapeutic potential for UC management, offering an alternative to current drug treatments.
Researchers discovered a set of genes in Lactiplantibacillus plantarum that enable it to stably attach to host tissue, revolutionizing our understanding of microbiome colonization. This breakthrough could lead to the creation of targeted probiotics and improved gut health.
Researchers found that prenatal exposure to Akkermansia muciniphila increased offspring's stem cell activity, leading to less anxiety and faster recovery from colitis. Postnatal exposure did not replicate these effects. The study suggests microbiome-based intervention strategies may improve child health.
A panel of international experts has drawn up guidelines to standardize the analysis and use of gut microbiota tests. The consensus paper aims to reduce the use of inappropriate tests and pave the way for evidence-based development of human microbiota diagnostics in medicine.
The ESMO Immuno-Oncology Congress 2024 will present key findings on new therapeutic opportunities and management of treatment-related toxicities. Leading experts will share their research advancements in the rapidly evolving field of immuno-oncology.
A new study found that changes in the gut environment influence the composition and activity of gut bacteria. The study involved swallowing a capsule with pH sensors through breakfast, revealing unique gut environments and travel times among individuals. This may help explain individual differences in digestion, nutrient uptake, and bo...
Dr Bøsch's work explores betalains' potential to impact blood pressure, diabetes, cardiovascular health, and gut microbiota. The award highlights the significance of her research in advancing functional food and feed applications with implications for human and animal health.
A new study has found that tamoxifen works better for some people due to their unique gut microbiota. Researchers discovered a specific enzyme, beta-glucuronidase, in certain bacteria that helps recycle the drug into its effective form. This finding may lead to tailored treatment interventions for breast cancer patients.
The study found that substituting pure maple syrup for refined sugars reduced several cardiometabolic risk factors in humans, including improved blood sugar levels and lowered blood pressure. Visceral fat mass also decreased significantly in the maple syrup group. The study's findings suggest that incorporating maple syrup into daily d...
Scientists at UMC Utrecht developed a new technology to isolate and study gut bacteria recognized by IgA antibodies, which are associated with various diseases. The next-generation IgA-SEQ method allows for high-throughput identification and analysis of these immunostimulatory bacteria, shedding light on their role in health and disease.
A new study maps the gut microbiome of over 1,300 children under five years old in Ethiopia, revealing a clear link between gut bacteria composition and the duration of diarrhea. The researchers identify beneficial bacteria that produce short-chain fatty acids, which are lacking in children with chronic diarrhea.
A new study developed a machine-learning model to predict microbial load, the density of microbes in our guts. The model revealed that many factors can influence microbial load, including lifestyle, diseases, and medications.
Research highlights the role of gut dysbiosis in pancreatic ductal adenocarcinoma (PDAC), with specific microbial profiles associated with PDAC. Fecal microbiota transplantation (FMT) is proposed as a potential adjunct therapy to improve patient outcomes through microbiome modulation and immune system recalibration.
A new study from the University of Copenhagen aims to replace fecal capsules with a standardized treatment using fermented feces. The method employs fermentation to cultivate beneficial microorganisms, producing a complex mixture of bacteria and bacteriophages that can fight gastrointestinal disorders.
A pioneering study has uncovered the vital role that gut microbiota plays in regulating stress responses by interacting with the body's circadian rhythms. The findings open the door for developing new microbial-based therapies to help individuals better manage stress-related mental health conditions.
A study by FSU researchers has found a potential link between an infection caused by gut bacteria and the progression of Alzheimer's disease. The research suggests that antibiotic exposure can lead to issues not just in the gut but also in the brain, triggering neuroinflammation and neurocognitive impairment.
New research from the University of Chicago shows that gut bacteria can acquire a gene that shuts down their own deadly weapon and activates a new one, allowing them to outcompete other bacteria. This transfer of genes enables the bacteria to carve out niches in the tightly packed recesses of the gut.
Researchers at USC found a link between per- and polyfluoroalkyl substances (PFAS) and kidney damage, which may be tied to dysregulation of the gut microbiome. The study, published in Science of the Total Environment, suggests that changes in gut bacteria and related metabolites can explain up to 50% of decreased kidney function.
Researchers found a significant difference in gut microbiome between patients with and without lumbar degenerative spondylolisthesis. The study suggests that gut bacteria may play a role in back pain and disability, potentially leading to new treatment options.
Researchers at University College Cork found that wild birds' gut microbiome impacts their growth, weight, and survival. The study manipulated the birds' microbiome by feeding them beneficial bacteria Lactobacillus kimchicus.
Research highlights the dynamic interplay between the gut microbiome and aging, with microbiota-dependent mechanisms regulating aging. Microbiome modulation through prebiotics, probiotics, and dietary interventions shows promise in promoting healthy aging.
The 'MiCCrobioTAckle' project investigates the complex interactions between the gut microbiome and tumor cachexia to find ways of slowing down muscle breakdown. Twelve doctoral researchers from twelve countries will work together across Europe, gaining new insights into the relationship between the gut microbiome and cancer cachexia.
Researchers identified T. immunophila as a key player in breaking down the gut's protective immune barrier, leading to increased susceptibility to pathogens and delayed repair of the gut barrier. The discovery provides a promising new avenue for treatment of inflammatory bowel disease, Crohn's, and ulcerative colitis.
Researchers discovered that certain bacteria display communal behaviors protecting sensitive species from drugs, allowing them to grow normally in a community. The study found that high drug concentrations cause microbiome communities to collapse and cross-protection strategies are replaced by cross-sensitisation.