Articles tagged with Inflammatory Bowel Diseases
Researchers at MBL have found a genetic arrangement that confers antibiotic resistance to the bacterium Bacteroides fragilis, which may help it protect itself from tetracycline. The study highlights the role of transposons in horizontal gene transfer and potential mechanisms for controlling gene expression.
The American Gastroenterological Association has proposed a 12-point plan to enhance IBD care in the US, focusing on insurer-mandated barriers such as prior authorization and step therapy. The plan aims to improve treatment access and quality for over three million Americans living with IBD.
The American Gastroenterological Association recommends fecal microbiota transplant (FMT) as a safe and effective treatment for most patients with recurrent Clostridioides difficile infection. FMT offers hope to patients suffering from debilitating C. diff, enabling them to lead happy and healthy lives.
The prevalence of inflammatory bowel disease is rapidly increasing, affecting an estimated 6.8 million people worldwide. Factors such as lifestyle, gut microbial diversity, and genetics contribute to disease development. A multiomics approach using machine learning can predict treatment response and optimize therapy selection.
A study of over 80,000 children found that high fish and vegetable intakes early in life are associated with a lower risk of inflammatory bowel disease. High sugar beverage intake, on the other hand, was linked to a higher risk.
A study published in Lancet eClinical Health found pregnancy outcomes for pregnant individuals with autoimmune disease vary greatly depending on the specific condition and individual factors. Research highlights the importance of considering comorbidities when discussing autoimmune disease and pregnancy.
Researchers found that mood interventions, including psychological therapy, antidepressants, and exercise, significantly reduced inflammatory biomarker levels in individuals with IBD. Interventions for mood may present an alternative treatment for IBD that is effective and low-cost.
Researchers at University of Tsukuba discovered a correlation between hypoxia levels and clinical symptoms in UC patients. Lower oxygen saturation in the rectal mucosa was associated with greater severity of colitis, making this method a potential tool for objective measurement of disease activity.
Researchers identify microbial enzyme bilirubin reductase that converts bilirubin into urobilinogen, causing urine's yellow color. The discovery sheds light on the gut microbiome's role in ailments like jaundice and IBD.
A new consortium, co-led by Florian Rieder, MD, and Vipul Jairath, MD, will create clinical care pathways toward drug development and improve disease management for patients with Crohn's disease and permanent ileostomy. The EndO-trial Consortium aims to develop effective drugs and measure treatment outcomes using patient-reported outco...
A new study by University of California Riverside researchers found that high-fat diets affect not only obesity and colon cancer but also the immune system, brain function, and potentially COVID-19 risk. The study, which analyzed genetic changes in mice fed different types of fat, showed that polyunsaturated fatty acids in soybean oil ...
Scientists at University of California San Diego develop a new approach to microbiome research, identifying hundreds of molecules never seen before in the human body. They found a strong association between these molecules and inflammatory bowel disease, potentially leading to new diagnostic and therapeutic applications.
Researchers have developed a new method, SECRE, to identify genetic regulators of cytokine secretion in autoimmune diseases. The technique has been validated on cells known to play a crucial role in inflammatory bowel disease (IBD) and shows promising results for treating conditions with few therapeutic options.
Researchers at MUSC and Cincinnati Children's have developed a novel colon organoid model with naturally occurring immune cells. The model has the potential to improve treatment outcomes for colon-related diseases such as cancer and IBD by providing a more complete human organoid system that can be used to model inflammation in the colon.
Researchers found that rare gene variants associated with inflammatory bowel disease (IBD) are less prevalent in African Americans, suggesting a different genetic contribution to the disease. The study highlights the importance of considering genetic diversity and admixture in IBD research.
Researchers have developed a novel PET radiotracer that enables early detection of inflammatory bowel disease (IBD) with high spatial and molecular specificity. The imaging tool targets the IBD biomarker IL12/23p40, providing detailed information for accurate diagnosis and treatment.
Researchers discovered subtle changes in minerals, cells, and inflammation markers in people with inflammatory bowel disease up to 8 years before diagnosis. These findings suggest an opportunity for preventative action or early treatment to improve quality of life.
Recent advances in IBD pathophysiology and treatment development have led to the emergence of new therapies for moderate-to-severe IBD. These novel medications show promising efficacy results for patients who have previously failed to respond to multiple drugs, offering a glimmer of hope for improved management.
Research at the University of Gothenburg found that even low-active IBD patients have a higher risk of serious infections due to microscopic intestinal inflammation. Achieving a fully healed intestinal mucosa may reduce this risk, contributing to lower morbidity and mortality in IBD patients.
A recent study found a compelling link between vitamin B12 deficiency and chronic inflammation, which can lead to various health problems. The research revealed an inverse relationship between vitamin B12 levels and inflammatory markers in humans and mice, suggesting that higher vitamin B12 levels may lower inflammatory markers.
Researchers have characterised a specialised type of immune cell that plays a key role in protecting and repairing the healthy human gut. Depletion of these cells is linked to inflammatory bowel disease (IBD) progression, with potential implications for treatment options.
Researchers have developed a less invasive test for inflammatory bowel disease by analyzing the sugar molecules attached to antibodies. The study found distinct patterns of glycans on immunoglobulin A (IgA) antibodies between patients with Crohn's disease and ulcerative colitis, which could lead to a simple blood-based diagnostic test.
Researchers at Karolinska Institutet found that statin treatment was associated with a lower risk of developing and dying from colorectal cancer in patients with ulcerative colitis. After a follow-up period of 5.6 years, the study showed that 70 statin users had been diagnosed with colorectal cancer compared to 90 non-statin users.
Scientists at CeMM and Max Perutz Labs have reclassified approximately 200 rare immune system disorders using a network-based approach. The study reveals strong similarities between rare diseases and autoimmune conditions, enabling the prediction of treatment efficacy and personalized approaches for diagnosis and treatment.
Researchers developed a platform that allows engineered biosensor bacteria to safely pass through the gastrointestinal tract in animal models. The platform enables real-time monitoring of gut health and can be used to diagnose and monitor various diseases, including inflammatory bowel disease. It has the potential to revolutionize pati...
A new study reveals that the receptor PIEZO2 in sensory neurons plays a crucial role in controlling gut motility and transit time. This finding has significant implications for understanding gastrointestinal disorders and developing therapeutic applications.
Researchers found that a diet high in soybean oil decreases beneficial bacteria and increases harmful bacteria, leading to increased inflammation and susceptibility to colitis. Olive oil, with lower amounts of linoleic acid, is considered a healthier alternative.
A study published in Neurology found that people with inflammatory bowel disease (IBD) are more likely to have a stroke than those without the disease. The study revealed an association between IBD and an increased risk of stroke, with people with IBD being 13% more likely to experience a stroke up to 25 years after diagnosis.
A new study suggests that high-sugar diets can exacerbate inflammatory bowel disease (IBD) symptoms by disrupting the colon's lining renewal process. The research found that a high-sugar diet led to impaired cell division and altered metabolic pathways in mice, resulting in faster gut damage.
A study published in Cell Reports Medicine found that pro-inflammatory cell types dominate the intestinal mucosa of children with inflammatory bowel disease, while protective cells are underrepresented. The results provide new insights into the immunology of IBD and may lead to the development of more effective treatments.
A recent study found that exposure to antibiotics before age 5 triples the risk of pediatric IBD, while a Western diet high in sugars and ultra-processed foods increases the risk, and lower socioeconomic status provides protection. Conversely, having more siblings, being exposed to pets, and consuming vegetables reduce the risk.
A study by researchers at Umeå University found that diet plays a much stronger role in shaping the intestinal microbiota composition than previously thought. The study also suggested that intestinal defense molecules may help protect against metabolic disorders when consuming an unhealthy Western-style diet.
Consuming insects like crickets can contribute to healthy gut microbiota and provide essential nutrients. Research by CSU professor Tiffany Weir and colleagues highlights the potential benefits of edible insects on human health, including increased prebiotic effects and reduced intestinal inflammation.
Scientists discover that milk-derived extracellular vesicles can repair damaged gut barriers and prevent bacterial toxins from leaking into the bloodstream. The study shows promising results in treating leaky gut syndrome and related diseases such as inflammatory bowel disease and non-alcoholic fatty liver disease.
A UC Riverside-led study found that reduced PTPN2 activity in intestinal epithelial cells leads to decreased Paneth cell antimicrobial peptide production, disrupting the gut microbiota and increasing E. coli. This loss can serve as a marker of IBD disease.
Studies investigate multimorbidity, which is increasing due to improved survival from chronic diseases and population aging. The prevalence of multimorbidity varies greatly depending on the number and types of conditions considered, with some combinations spending more than the sum of individual diseases.
A new study by Oxford researchers has found vedolizumab to be effective in inducing remission in patients with chronic pouchitis after surgery for ulcerative colitis. The treatment improved remission rates and quality of life, making it a game-changer for these patients.
A study published in Gut journal found that COVID-19 patients experienced gastrointestinal symptoms more frequently than non-infected patients. The research also discovered a higher incidence of irritable bowel syndrome among infected individuals, with symptoms lasting up to 12 months after hospitalization.
Researchers at Mass General Hospital have found that intestinal fibrosis plays a critical role in the progression of inflammatory bowel disease (IBD), affecting the growth and differentiation of intestinal stem cells. The study suggests targeting mechanosensing pathways may offer an attractive therapeutic strategy for IBD.
Researchers created a network of interacting proteins to understand the function of genes and link specific biological processes to diseases. They identified groups of proteins interacting with genes linked to over 1,000 human traits, providing insights into new targets for drug discovery and potential repurposing opportunities.
A new study found that individuals with a normal gastrointestinal biopsy still have a higher risk of developing inflammatory bowel disease (IBD) in the years following the biopsy. The study of over 450,000 individuals in Sweden showed that symptoms of IBD may start significantly before the disease shows up on biopsy.
Scientists have found that caterpillars can be used as an alternative to rodent models for studying gut inflammation, a risk factor for colorectal cancer. The tobacco hornworm caterpillar has a high degree of similarity to the human gut structure and physiology, making it a promising model organism for future research.
Researchers have isolated two new bacterial species from patients with inflammatory bowel disease (IBD), which break down the protective mucus layer of the gut. The bacteria, Allobaculum mucilyticum and Allobaculum fili, are highly efficient at degrading intestinal mucus, leading to potent immune responses.
A landmark study found a strong genetic correlation between higher education and protective causal association with several gut disorders. The research reveals that better education reduces the risk of diseases such as Alzheimer's and inflammatory bowel disease (IBD).
Salk scientists have developed a new therapeutic compound called FexD, which reverses gut inflammation in mouse models of inflammatory bowel disease. By activating the master regulator protein FXR, FexD reduces inflammation and restores balance to the digestive system.
Researchers at Karolinska Institutet have shown that B cells can prevent intestinal healing by increasing in numbers after bowel damage. The study found that mice lacking B cells recovered more quickly after bowel damage than regular mice.
Researchers at the University of Wisconsin-Madison develop nanoparticles to neutralize molecules implicated in IBD, significantly improving treatment outcomes. The probiotic bacteria are equipped with nano-backpacks that target reactive oxygen species, reducing inflammation and promoting weight gain and colon length restoration.
A type of dietary fiber called inulin alters gut bacteria metabolism, triggering type 2 inflammation in the gut and lungs. Inulin boosts Treg cells but also induces higher levels of eosinophils, a classic sign of type 2 inflammation.
Scientists discover that increased levels of enzyme alpha 1-6 fucosyltransferase (FUT8) in the colon may lead to ulcerative colitis by altering mucous layer properties, making it more permeable and sticky. Researchers believe this allows bacteria to reach epithelial cells, triggering inflammation.
Researchers found that certain types of dietary fiber cause inflammation in IBD patients, worsening symptoms. A stool test is being developed to predict individual responses to dietary fibers, enabling tailored recommendations.
A study published in Nature Medicine found that higher levels of microbiota engraftment correlate with better clinical responses to FMT. The research used genomic sequencing and AI to analyze over 1,300 gut samples from donors and patients with various diseases.
A recent study published in the journal Gut found that gay men are more than twice as likely to develop inflammatory bowel disease (IBD) than heterosexual men who engage in high-risk sexual activity. The study's lead author notes that this finding will open a new field of research into gastrointestinal inflammatory conditions.
Researchers found that genetic makeup of mice affects bacteria in their gut, with heritable species and co-evolution observed. The study's findings could provide new insights into treating human gut-related conditions like Inflammatory Bowel Disease (IBD).
Researchers developed optimized human small intestinal organoids with mature Paneth cells, mimicking the original human intestine. The discovery highlights the importance of Interleukin-22 in activating Paneth cells, which helps prevent infections and maintain barrier function.
A study published in Frontiers in Immunology found that Japanese herbal medicine DKT reduces colitis severity by preventing gut bacteria loss and increasing immune cells. It restores Lactobacillus levels and promotes type 3 innate lymphoid cells, alleviating inflammatory responses.
Researchers discovered a novel role for an E. coli enzyme in reducing the toxic effects of hypothiocyanite, a key antimicrobial released by the human immune system. This finding has implications for diseases like cystic fibrosis and inflammatory bowel disease, as it suggests that various bacteria can evade this powerful oxidant.
Researchers have developed a novel approach to engineering live bacterial therapeutics by using native microbes that can survive in the gut. This method overcomes previous limitations of introducing engineered bacteria into the gut, demonstrating potential for long-term therapy and reversal of disease pathologies in mouse models.
Researchers have designed a phage combination therapy that precisely targets and suppresses gut bacteria associated with inflammatory bowel diseases (IBD). The team identified effective phages against IBD-contributing Kp strains, which attenuated inflammation and tissue damage in mice models.
A team from Osaka University developed a silicon-based agent that generates hydrogen when reacting with water, reducing inflammation and symptoms of ulcerative colitis in a mouse model. The study suggests the Si-based agent may be an effective treatment method for this disease.
Researchers developed an AI system that classifies IBDN lesions accurately, displaying image-based diagnostic ability with 64.5% sensitivity and 89.5% specificity. The correct diagnosis rate of the AI system was 79.0, surpassing that of endoscopists, who achieved a 77.8% accuracy rate.