Articles tagged with Gut Microbiota
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Researchers discovered a mechanism by which certain bacteria can induce quiescence in cancer epithelial cells, making them resistant to chemotherapy. Understanding this microbe-tumor relationship may lead to the development of smarter therapies that can target treatment-resistant cancers.
Researchers discovered that non-hibernating pikas alter their gut microbiota to increase urea nitrogen salvaging, maintaining protein homeostasis during winter. This adaptation helps the animals cope with the scarcity of dietary protein during the cold season.
Researchers analyzed feces samples from 11 herbivore species in Namibia's Etosha National Park to understand how environmental factors shape their gut microbiomes. The study found five types of bacteria serving as environmental indicators, which could help monitor ecosystem changes and animal adaptation.
A new study links gut dysbiosis to severe steatosis in MASLD, improving diagnostic accuracy when microbiota status is added to standard clinical tools. The inflammation-linked Bact2 enterotype is strongly associated with severe hepatic steatosis in MASLD.
Dr. Amin's transformative insights reshape international understanding of depression genetics, identifying novel therapeutic targets and biomarkers for diagnosis and treatment. Her systemic disease model challenges traditional views of depression as a brain disorder.
Researchers found that hosts harboring different microbial strains exhibited neurobehavioral differences. The study identified 34 significant associations between microbial single nucleotide variations and host plasma metabolites, primarily related to key physiological processes such as neuroactive regulation and oxidative stress.
Researchers from the University of South Australia explore the connection between the gut and brain to decipher their role in mental health and wellbeing. The study found that changes in the gut microbiome can directly affect brain chemistry, suggesting a potential link between gut health and mental illness.
The 2-day conference focuses on bridging the fields of mitochondrial biology, microbiome research, and extracellular vesicle science to advance translational innovation. Experts will discuss EVs as core messengers in intercellular communication and their potential therapeutic applications.
The study reveals that Christensenella tenuis significantly reduces LPS levels and improves glucose and lipid metabolism in diet-induced obesity mice. It achieves this through a distinct bile acids-LPS interaction, preventing LPS from translocating into the bloodstream.
This comprehensive metagenomic survey reveals vast gut microbiome diversity, with 21,902 species-level genome bins identified. The study also uncovers a significant reservoir of previously uncharacterized microbes and identifies high-risk antibiotic resistance genes across 14 mammal species.
A year-long study on Japanese macaques found that their gut microbiome composition and fermentative ability adjust seasonally to improve digestive efficiency. The study reveals that mature leaf consumption boosts the fermentative ability of the gut microbiome, helping monkeys handle chemically defended foods during harsh winters.
Researchers identified a cellular mechanism that alters the gut microbiome in a way that promotes cancer. Long-chain fatty acids serve as food for certain bacteria, such as Desulfovibrio fairfieldensis, which multiply and displace other microbes.
The University of California - Riverside is receiving a $2 million grant to investigate how gut microbes interact with their human hosts to influence health. The research aims to create next-generation probiotics that strengthen the gut microbiome, improve vaccine effectiveness, and prevent infections.
Researchers developed an engineered strain of gut-homing bacteria that induces mature tertiary lymphoid structures, associated with improved survival and stronger treatment responses. The therapy also restored healthy gut microbiota and showed excellent biocompatibility.
Research links oral bacteria to Parkinson's disease via the gut-brain axis, finding Streptococcus mutans produces metabolite imidazole propionate that contributes to disease progression. Targeting the oral-gut microbiome may offer a new therapeutic approach for Parkinson's treatment.
A study in mice found that maternal consumption of emulsifiers can alter the gut microbiota of their offspring, leading to increased risk of chronic inflammatory gut disorders and obesity. The research highlights the importance of regulating food additives, particularly in powdered baby formulas, to prevent long-term health consequences.
Researchers at DTU have discovered a way to combat antibiotic-resistant bacteria by nourishing special bifidobacteria that is naturally occurring in the gut. Special lactic acids produced by bifidobacteria play a key role in keeping antibiotic-resistant bacteria at bay.
Researchers found genetic peptides called alpha-defensins that shape gut bacteria, producing healthier microbiomes and reducing insulin resistance. This discovery suggests personalized treatments can be tailored to individual genes, offering new hope for addressing chronic diseases like obesity and diabetes.
A study published in Cell Host & Microbe found a significant link between the maternal gut microbiome and preterm birth. The researchers identified Clostridium innocuum as a key bacteria species that may contribute to preterm birth by degrading estradiol, a critical hormone during pregnancy.
Researchers found significant causal relationships between gut microbiome characteristics and age-related traits, including ApoM protein levels. The study suggests targeting the gut microbiota may help delay or reduce age-related inflammation and disease.
Researchers found that children with stable gut microbiomes tend to have better growth outcomes. The study created the first-ever pediatric undernutrition microbial genome catalog, which can predict and prevent malnutrition. This discovery opens the door to new diagnostics and therapeutics for addressing global child stunting issues.
A novel genome-wide association study identifies previously unrecognized connections between human genetics, gut fungi, and chronic disease. The study establishes that host genetics can influence the fungi that live in the gut and provide clues about their abundances.
A study of 344 Japanese women found that a diet rich in fermented foods, soy products, mushrooms, and seaweed was associated with improved gut microbiota and reduced depressive symptoms. Traditional Japanese cuisine may hold the key to preventing postpartum depression.
A new scientific review reveals that stress, hardship, and social challenges reshape a person's gut bacteria and brain performance, making it harder to keep weight off. Social determinants of health play a key role in obesity risk, and addressing these conditions is crucial for long-term solutions.
Researchers found 148 fungi-associated genetic variants linked to 9 fungal taxa and associated with chronic disease risk. The study sheds light on the human genetic determinants of the mycobiome, a previously understudied group of gut microorganisms.
Researchers have discovered that gut bacteria can recognize diverse chemical signals, including those from nutrients, DNA, and other metabolites. This allows them to detect and respond to nutritional values, suggesting that finding sources of nutrients is a primary function of motility in these bacteria.
Researchers discovered that smoking produces metabolites that encourage mouth bacteria to grow in the large intestines, triggering an immune response. These bacteria, specifically Streptococcus mitis, help reduce inflammation in ulcerative colitis by triggering a specific immune response.
Researchers found that a molecule produced by gut bacteria can cause inflammation, scarring and fibrosis in the kidneys, a major complication of diabetes. Corisin, a small peptide, attaches to albumin in the blood and targets the delicate kidney structures, accelerating aging and cell death.
Researchers found that patients carrying colibactin-producing Escherichia coli in their colon polyps were more than three times as likely to have a history of colorectal cancer compared to those without the bacterium. The study suggests that targeting specific microbes could help prevent cancer in high-risk groups.
Researchers at Kyushu University discovered that combining yogurt intake with hot spring bathing enhances gut microbiota diversity and improves defecation status, suggesting a potential application for preventive medicine. The study found significant improvements in gut health outcomes, particularly among healthy adults.
A new study published in Molecular Nutrition and Food Research found that red meat consumption causes an imbalance of bacteria in the intestinal microbiota, leading to exacerbated colonic inflammation. The diets resulted in a decrease in beneficial bacterial strains and an increase in pro-inflammatory cells.
Researchers discovered a multi-faceted mechanism behind ASD, revealing the gut microbiota and host immune system's influence on disease progression. Precision-selected probiotics restored metabolic balance, reduced neuroinflammation, and ameliorated behavioral abnormalities in ASD mouse models.
Researchers found that a compound produced by Lactobacillus bacteria can reverse liver and gut damage caused by aflatoxin exposure. The molecule, 10-hydroxystearic acid, activated PPARα signaling to repair liver tissue and support gut health.
Institute for Systems Biology researchers use microbial community-scale metabolic models to simulate C. diff behavior in human gut microbiome samples. They accurately predict colonization states, susceptibility, and response to probiotics, offering a path to prevent C. diff before it starts.
A new study uses Association Rule Mining to identify complex microbial relationships in the gut microbiome, revealing key beneficial microbes that contribute to gut homeostasis. The research also demonstrates how ARM can enhance disease classification accuracy for conditions like IBD, CRC, T2D, and IGT.
Researchers have identified 48 previously unknown bacterial species in the indri's microbiome, which is largely established through transmission between members of the same social group. This finding has significant implications for preserving the species' habitat and preventing extinction.
A new study has identified a common bacterial strain that produces signaling proteins influencing hormonal balance and affecting weight, bone density and blood sugar levels. The researchers discovered that RORDEP-producing bacteria can vary greatly between individuals and that people with high levels of these bacteria tend to be leaner.
Researchers have mapped microbial networks underpinning healthy food systems, highlighting the need for integrated approaches to address climate crisis, antibiotic overuse and pesticide reliance. This work is driving microbiome-based solutions for animal, human and environmental health.
Research suggests that consuming high levels of sucralose can make cancer treatment less effective by disrupting the gut microbiome and altering T cell function. However, adding arginine or citrulline supplements to the diet may restore immunotherapy effectiveness in patients with melanoma and non-small cell lung cancer.
Researchers have mapped the microbiome of agri-food systems, revealing how diverse and balanced microbes keep our food safe, nutritious, and sustainable. The map highlights areas where targeted interventions such as probiotics and biofertilizers can improve food quality and reduce antibiotic use.
A low FODMAP diet has been shown to improve colonic barrier function and reduce mast cell activation in patients with IBS-D. The study found that the diet reduced symptoms of diarrhea and abdominal pain, and improved intestinal permeability.
Researchers at ETH Zurich and Stanford University quantified the number of molecules produced by gut bacteria that reach the human body daily. This knowledge helps understand how the gut microbiome influences health and behavior.
Researchers discovered that indole, a key tryptophan metabolite produced by gut bacteria, can restore enteroendocrine cells in the intestines, which are diminished in obesity. The study suggests that microbial metabolites derived from dietary tryptophan may hold promise as a novel therapy for obesity-associated metabolic complications.
A study analyzing 249 individuals reveals disrupted interactions between the gut microbiome, immune system, and metabolism in ME/CFS patients. Biomarkers linked to symptoms such as sleep disturbances, headaches, and fatigue provide hope for future diagnostic tools.
Four leading Japanese corporations in the health and nutrition sectors have joined forces to advance microbiome science. The event aims to explore recent research and development achievements, engage with industry innovators, and promote practical applications of fundamental research.
Researchers at Duke University School of Medicine have identified a new system linking the microbiome to the brain, which influences behavior and appetite. The discovery was made by detecting flagellin in gut bacteria, triggering an appetite-suppressing signal to the brain.
A new study reveals that the human gut microbiota can pinpoint an individual's city of residence with high accuracy, strongly linked to each city's characteristic diet. The researchers identified unique microbial signatures and interaction networks between cities in China, shedding light on how local environments shape our inner biology.
A 21-day study found that restricting food variety triggers unique shifts in individual gut microbiomes, contradicting the assumption of uniform microbial outcomes. The results suggest personalized nutrition approaches are essential for achieving targeted microbiome modulation.
Research from North Carolina State University found that different probiotic strains have varying impacts on gut microbiome recovery. Some strains, like Lactobacillus gasseri, promoted the growth of beneficial bacteria while others increased bacterial load and delayed resistance to C. difficile infection.
The 12th World Congress on Targeting Microbiota explores the microbiome's role in diagnostics, therapeutics, and systems biology. Emerging data reveal bidirectional interactions between psychotropic medications and the microbiome, highlighting new approaches to mental health.
A study by University of California, Riverside researchers found that inhaling agricultural dust can alter the gut microbiome and impair intestinal function, leading to increased 'leaky gut' and associated chronic diseases. The study highlights the need for protective measures for agricultural workers.
Researchers created an 'encyclopedia of sugar utilization pathways' in 263 Bifidobacterium genomes. This resource helps predict which strains thrive in different conditions, enabling personalized probiotics to match children's lifestyles and dietary needs. The study suggests a potential solution to improving outcomes for preterm infants.
A new study found that consuming pistachios every night for 12 weeks altered bacteria in the gut of adults with prediabetes, increasing beneficial short-chain fatty acids like butyrate. The changes may offer long-term health benefits, potentially slowing Type 2 diabetes development or reducing inflammation.
A study found that early antibiotics exposure can impair infant immune systems, disrupting lung immunity and making them vulnerable to respiratory infections. Supplementing with a naturally occurring metabolite called inosine may help restore their ability to fight such infections.
Japan is set to host a global summit on microbiome medicine and fermentation science, featuring pioneering research and collaboration among industry leaders. The event aims to promote personalized nutrition, microbial diagnostics, and next-generation therapeutics.
Researchers analyzed over 1,400 gut microbiome samples from 292 mammalian species to find distinct gut microbiomes corresponding to different gut morphology types. These microbiomes were grouped into three enterotypes: Fusobacterium in simple-gut species, UCG-005 in foregut fermenters, and Prevotella in hindgut fermenters.
A new study from the University of Pittsburgh shows exercise improves cancer outcomes and enhances response to immunotherapy in mice by reshaping the gut microbiome. The research found that a specific compound called formate, produced by gut bacteria in exercised mice, was associated with better outcomes in patients with melanoma.
The study found that elderly patients with acute hepatitis E infection have distinct gut microbiota compositions compared to healthy controls. The relative abundance of Bacteroides fragilis was significantly associated with disease outcomes, including self-healing and non-self-healing cases. This suggests a potential role for Bacteroid...
The gut virome, dominated by bacteriophages, regulates gut ecology and interacts with host immunity to influence the onset and progression of gastrointestinal diseases. Harnessing the virome through novel therapies, such as phage therapy and dietary modulation, may restore health and reduce disease severity.
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.