Articles tagged with Gastrointestinal Disorders
Guan's lab will apply accumulated experience and methods to study SLC6A14, a sodium-coupled epithelial amino acid co-transporter involved in cancer and several chronic diseases. CryoEM will be used to determine the structure of SLC6A14, providing insight into its substrate specificity and inhibitory mechanisms.
A new Australian study found a strong link between low magnesium levels and high homocysteine, leading to increased DNA damage and susceptibility to Alzheimer's, Parkinson's, gastrointestinal diseases, cancers, and diabetes. Wholegrains, dark leafy vegetables, nuts, beans, and dark chocolate are rich in magnesium.
Researchers found that children's immune systems attacked their own tissues after latching onto a coronavirus protein resembling one found in multiple organs. Early intervention was crucial to prevent death in these cases, and the study has implications for understanding other autoimmune diseases.
Researchers identified areas with lower colorectal cancer screening rates and developed an interactive web map to pinpoint neighborhood-level disparities. The study aims to inform targeted education or intervention programs, ultimately increasing screening rates in priority neighborhoods and contributing to national improvements.
A study found that dogs with a gallbladder disease similar to human cystic fibrosis have impaired CFTR function, not a genetic mutation. This discovery could lead to new treatment targets and insights into the underlying causes of CF-like diseases.
Researchers developed a preclinical model that shows knocking out VPS35 leads to alpha-synuclein aggregate accumulation, similar to human Parkinson's. The study also discovered a potential new strategy for detecting the disease using autofluorescence technology.
Researchers used Mendelian randomization to identify lifestyle factors, circulating nutrients, and obesity as risk factors for various intestinal diseases. The study suggests that modifying lifestyle habits and optimizing diet can reduce the risk of bowel disease.
New studies suggest a simplified, less restrictive low FODMAP diet may be effective for managing irritable bowel syndrome (IBS). The alternative 'FODMAP-simple' diet restricts only fructans and galacto-oligosaccharides without restricting other FODMAP groups. This approach may reduce symptoms and improve patient adherence to the diet.
Splenic venous hypertension is a rare condition characterized by upper GI bleeding without liver disease. It arises due to increased pressure in the splenic vein, leading to gastric varices. Diagnosis involves clinical suspicion, imaging studies, and endoscopic methods.
Researchers develop optogenetic system to precisely target cancer cells using light, inducing inflammatory cell death and triggering immune response. The approach aims to modulate the immune suppressive environment around cancer cells, helping T cells recognize and attack the disease.
A new study demonstrates the potential of stem cell therapy to treat Hirschsprung disease by generating nerve cell precursors that produce missing nerves in the intestine. Transplanted gut samples showed improved functionality, suggesting a breakthrough for this rare condition.
A new study reveals that micro- and nanoplastics may boost the risk of non-communicable diseases such as cancer, diabetes, and cardiovascular disease. The tiny particles are absorbed into the human body through food, air, and other sources, potentially leading to increased inflammation and severity of these conditions.
The NEC Society is working to improve understanding, diagnosis, prevention, and treatment of necrotizing enterocolitis (NEC), a leading cause of infant death. May 17 has been declared NEC Awareness Day in several states, aiming to generate more awareness and resources for a world without NEC.
Studies reveal distinct differences in oral microbiomes of patients with gastric cancer, premalignant conditions, and healthy controls. Researchers also found a surge in colorectal cancer incidence among young patients under 45, while late-stage gallbladder cancer is on the rise in non-Hispanic Blacks.
The American Gastroenterological Association recommends considering endoscopic eradication therapy for patients with low-grade dysplasia after discussing risks and benefits. For patients with high-grade dysplasia, the AGA suggests removing abnormal pre-cancerous cells to reduce esophageal cancer mortality.
A groundbreaking IBD study aims to identify biomarkers for personalized treatment, monitoring, and prediction. Researchers will collect genomic data from 1,000 newly diagnosed patients in the UK over four years.
Researchers at Bielefeld University discovered that certain gluten-derived molecules, including the 33-mer deamidated gliadin peptide (DGP), form nanosized structures that accumulate in gut epithelial cells and lead to leaky gut syndrome. This triggers chronic inflammation and autoimmune responses in celiac disease patients.
A study found that healthcare professionals attending certain endoscopic gastrointestinal procedures can be exposed to dangerous toxin levels, similar to smoking a cigarette. The researchers suggest possible solutions such as using insufflators or masks to reduce smoke exposure during procedures.
Researchers identified distinct differences between oral microbiomes of healthy patients and those with gastric cancer or pre-cancerous conditions. The findings suggest that oral bacteria could serve as biomarkers for gastric cancer risk, potentially leading to practice-changing tests and guidelines.
Researchers found that gut bacteria-generated linoleic acid metabolite KetoC markedly reduced inflammation and immune cell expansion. gKetoC also suppressed prolonged T-cell proliferation and dendritic cell activation. The study suggests a potential molecular axis governing the immunomodulatory effects of gKetoC.
The Multifunctional Ablative Gastrointestinal Imaging Capsule (MAGIC) combines OCT technology with an endoscope camera and ablation laser for superior esophageal imaging. It provides unmatched accuracy in detecting early lesions, enabling potential ablative treatment of esophageal abnormalities.
Researchers at U of T have identified two compounds, diindolylmethane and diindolylethane, produced by gut bacteria that can regulate the nuclear receptor CAR, potentially treating diseases like diabetes, fatty liver disease, and small intestine ulcerative colitis.
The Necrotizing Enterocolitis Society has released a statement on the Watson vs Mead Johnson verdict, highlighting the devastating impact of NEC on premature and medically fragile infants. The organization emphasizes the importance of adequate nutrition and protective care practices to prevent NEC.
Researchers at UCSF have identified laryngeal and tracheal neuroendocrine cells that sense water and acid in the upper airway, triggering a cough reflex. The discovery could lead to interventions to prevent pneumonia and treat certain types of chronic cough.
A mysterious plasmid, pBI143, found in 90% of human intestines, could be used to identify faecal contamination and offer insights into intestinal diseases. The discovery also highlights the prevalence of 'cryptic' plasmids in human gut microbiota.
Researchers have shed light on the complex communication between cells at the gastro-esophageal junction, revealing specific pathways and cellular composition. The study provides new starting points for understanding, preventing, and treating gastrointestinal diseases.
Researchers have gained new insights into the development of cells, their communication with each other, and regulation at the gastro-esophageal junction. The study reveals complex cellular communication and signaling pathways, which has significant implications for understanding, preventing, and treating gastrointestinal diseases.
Researchers successfully carried out pioneering fecal microbiota transplantations on Navy bottlenose dolphins, showing significant improvement and increased microbial diversity. The study's findings have important implications for marine mammal medicine, highlighting a non-antibiotic option to treat gastrointestinal diseases.
Researchers identified a case of chronic inflammatory bowel disease after a blood stem cell transplant, linked to a genetic mutation in the recipient's body. Genetic analysis revealed that the donor carried a similar mutation, which triggered an autoimmune response.
A new study has discovered that Streptococcus anginosus bacteria play a significant role in causing stomach cancer. The research showed that S. anginosus infection led to gastric inflammation, cell damage, and the growth of stomach cancer cells, doubling tumour size and weight in some cases.
A potentially fatal parasite has been discovered in the Colorado River in California, affecting dogs and causing liver and intestinal illness. Researchers confirm the presence of Heterobilharzia americana, a flatworm that can be transmitted through snails and water, highlighting the need for awareness and precautions among dog owners.
The study found that patient outcomes for six critical conditions worsened at urban hospitals, while rural hospitals experienced smaller declines, highlighting the need for tailored strategies to reduce excess deaths in future crises.
A new study finds that the high burden of typhoid fever in sub-Saharan African countries calls for stronger prevention strategies, including the use and implementation of typhoid conjugate vaccines. The study estimates that there are 12.5 to 16.3 million cases of typhoid every year with 140,000 deaths.
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.
Researchers found that supplementing with rhIGF-1/BP3 protected neonatal mice from necrotizing enterocolitis, a deadly intestinal disease affecting premature infants. The study's preclinical evidence paves the way for a clinical trial on preventing NEC.
Researchers discovered that the vitamin D/vitamin D receptor pathway protects enterocytes during aging, reducing ISC proliferation and centrosome amplification. This study provides insights into the molecular mechanisms underlying healthy aging in Drosophila.
Chronic exposure to E551 may reduce oral tolerance to dietary proteins and increase intestinal inflammation, potentially worsening coeliac disease symptoms. Researchers found daily exposure to E551 worsened levels of inflammation markers associated with the disease in mice.
Researchers discovered that exposure to atrazine increases intestinal rotation in reverse direction, disrupting metabolism and cellular processes in frog embryos. This finding suggests a potential link between environmental chemicals and human intestinal malrotation.
A recent study published in the Journal of Clinical Medicine identifies potential biomarkers for ME/CFS diagnosis and treatment. Researchers found that patients can be divided into subgroups based on immune system function, revealing differences in intestinal barrier function and immune competence.
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.
The strongyloidiasis disease, caused by a parasitic worm, affects remote Australian communities with the highest rates globally. The new $5 million grant project focuses on improving sanitation, funding allocation, and training to eliminate the disease.
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 large clinical study led by Linköping University found no difference in the risk of severe complications between breast milk-based and cow's milk-based enrichment for extremely preterm infants. The study included 228 infants and found that both groups had a similar incidence of necrotising enterocolitis, sepsis, and death.
A study by McGill University researchers found that people with symptomatic H. pylori infection have an 11% higher risk of developing Alzheimer's disease. The findings suggest a potential role for the bacterium in the development of the disease, opening avenues for future research and possible prevention strategies.
A recent study published in EBioMedicine found that yellow fever virus causes myocardial fibrosis, cardiomyocyte hypertrophy, and vascular endothelium alterations, leading to cardiac conduction system disruption. The research provides new insights into the pathogenesis of YF-associated heart injury.
A malaria drug combination could counteract the negative effects of malnutrition on the female digestive tract, leading to improved birth outcomes. The research used a human organ chip model to demonstrate the potential benefits of this treatment.
A new genetic atlas details the gene expression programs that drive zebrafish development, revealing insights into human embryonic growth and the origins of diseases such as gastrointestinal disorders. The atlas provides a comprehensive resource for studying cell development and differentiation in vertebrates.
Researchers found that Helicobacter pylori infection can increase the risk of Alzheimer's disease by 11-24% in people over 50, potentially due to inflammation and damage to the brain. The study analyzed data from over four million people and considered the time interval between infection and increased risk.
A review article links pesticide exposure to an increased risk of developing Parkinson's disease through alterations in the gut microbiota. The authors recommend reducing or replacing agrochemicals and implementing coordinated efforts to develop standardized biomarkers for gut integrity and microbiome changes.
A recent study from Drexel University's College of Nursing and Health Professions aimed to understand the challenges and supports affecting individuals with GI cancer and their caregivers when it comes to maintaining a healthy diet and avoiding malnutrition. The research highlighted the importance of creating dietary interventions that...
The Cre-LoxP system's specificity is compromised due to non-specific promoters driving Cre expression, leading to inaccurate results. This limitation requires careful consideration for proper interpretation of experimental outcomes.
A new study by the University of Plymouth reveals that chlorine disinfectants used in hospitals are no more effective at killing off hospital superbugs than water. The research highlights the need for alternative strategies to tackle Clostridioides difficile, which causes diarrhoea, colitis and other bowel complications globally.
Scientists have identified a key genetic factor, abfA cluster, responsible for improving gut motility and alleviating constipation. The study found that Bifidobacteria longum strains with the abfA cluster can enhance arabinan utilization, leading to improved gastrointestinal transit time.
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 at UMass Lowell found that anti-inflammatory bacteria were less abundant in people with Parkinson's disease, suggesting a potential biomarker for early diagnosis. A new study on Latinos may also uncover novel biomarkers for Alzheimer's disease.
A new study published in BMJ Mental Health reveals that people with severe mental health issues are almost twice as likely to experience multimorbidity, a combination of chronic diseases. The research emphasizes the urgent need for a comprehensive and integrated approach to address this critical issue.
A new study found that the gut microbiota plays a significant role in prostate inflammation in aging men, particularly those with metabolic syndrome. The researchers discovered a strong relationship between IL-6 and IL-18 expression and lipid parameters in the prostate tissue of men with BPH + MetS.
A study found that gastrointestinal and sleep issues may be connected to self-injury and aggression in adolescents diagnosed with profound autism. The researchers discovered a possible connection between these health issues and future challenging behaviors, predicting next-day behavior with over 80% accuracy.
A study using human mini guts reveals a link between high polyp proliferation and increased serotonin production, which may lead to new treatments for Cronkhite-Canada syndrome. The findings suggest that serotonin inhibitors could improve the outcome of this disease.