Ulcers News

July 5, 2025

Top Headlines

Gut Bacteria and Acetate, a Great Combination for Weight Loss

May 21, 2025 — Researchers have discovered a new way to reduce obesity. Supplying the gut with extra acetate reduces fat and liver mass in both normal and obese mice, as long as bacteria of the Bacteroides species is also present. When both these conditions are ...

Engineered Bacteria Can Deliver Antiviral Therapies, Vaccines

May 21, 2025 — New research demonstrates how specially engineered bacteria taken orally can operate as a delivery system for vaccines and antiviral ...

Fast Food, Fast Impact: How Fatty Meals Rapidly Weaken Our Gut Defenses

May 19, 2025 — A study has become the first in the world to unravel the immediate effects of a high-fat diet on our gut ...

Food as Medicine: How Diet Shapes Gut Microbiome Health

May 7, 2025 — Researchers show how mice fed a Western-style diet are not able to rebuild a 'healthy,' diverse gut microbiome following antibiotic treatment. These mice were also more susceptible to infection by pathogens like Salmonella. However, mice given food ...

Explaining the Link Between 'Good' Gut Bacteria and Rheumatoid Arthritis

May 4, 2025 — After spending years tracing the origin and migration pattern of an unusual type of immune cell in mice, researchers have shown in a new study how activity of 'good' microbes in the gut is linked to rheumatoid arthritis and, potentially, other ...

Designer Microbe Shows Promise for Reducing Mercury Absorption from Seafood

May 4, 2025 — Scientists inserted DNA-encoding methylmercury detoxification enzymes into the genome of an abundant human gut bacterium. The engineered bacterium detoxified methylmercury in the gut of mice and dramatically reduced the amount that reached other ...

A Digestive 'Treasure Chest' Shows Promise for Targeted Drug Treatment in the Gut

May 2, 2025 — A new approach to drug design can deliver medicine directly to the gut in mice at significantly lower doses than current inflammatory bowel disease treatments. The proof-of-concept study introduced a ...

Protein Sources Change the Gut Microbiome -- Some Drastically

May 1, 2025 — Protein sources appear to have major effects on both the population and function of the mouse gut ...

Bacteria's Mysterious Viruses Can Fan Flames of Antibiotic Damage

Apr. 30, 2025 — Scientists built a model that allows them to diminish phage communities from a mouse gut microbiome -- and then bring them back -- without affecting the bacteria. On a test run of their model, researchers found evidence that phages may increase gut ...

How Bacteria in Our Aging Guts Can Elevate Risk of Leukemia and Perhaps More

Apr. 25, 2025 — Scientists have discovered a surprising new connection between gut health and blood cancer risk one that could transform how we think about aging, inflammation, and the early stages of ...

Researchers Identify Pathway Responsible for Calciphylaxis, a Rare and Serious Condition

Apr. 23, 2025 — The global burden of chronic kidney disease (CKD) is rising, with more than 800 million people affected worldwide. Vascular diseases in patients with CKD are unique and grouped as uremic vascular ...

Early Mutations and Risk Factors for Stomach Cancer, and Develops a Pre-Cancer Model for Stomach Cancer Prevention

Apr. 16, 2025 — Researchers have made significant advancements in understanding the earliest stages of stomach cancer, a leading cause of cancer-related deaths worldwide, through two recent innovative studies. With ...

Latest Headlines

updated 10:44am EDT

Common Supplement Reverses Premature Aging in Landmark Human Trial

June 9, 2025 — A rare genetic disorder called Werner syndrome causes premature aging and devastating health complications from an early age, yet treatment options have been lacking. New hope emerges from Chiba ...

Gut Microbes Release Cancer-Fighting Bile Acids That Block Hormone Signals

Apr. 15, 2025 — Bacteria naturally present in the human intestine (known as the gut microbiota) can transform cholesterol-derived bile acids into powerful metabolites that strengthen anti-cancer immunity by blocking ...

Clockwork, Just for Antibiotic Resistance?

Apr. 13, 2025 — Could a gene regulatory network in gut microbes have evolved its elaborate and tightly regulated molecular machinery only to pump out antibiotics indiscriminately? Researchers show this is an ...

Scientists Reveal New Toxin That Damages the Gut

Apr. 13, 2025 — Scientists have discovered how a diarrhea-causing strain of bacteria uses 'molecular scissors' to cut open and destroy gut cells, leading to severe illness and sometimes ...

Some Gut Bacteria Could Make Certain Drugs Less Effective

Apr. 5, 2025 — A new study shows how common gut bacteria can metabolize certain oral medications that target cellular receptors called GPCRs, potentially rendering these important drugs less ...

How Specialized Diet Can Improve Gut Disorders

Apr. 5, 2025 — A new study examined whether a specialized diet could improve symptoms of gastrointestinal disorders linked to an imbalance in gut ...

Multi-Resistance in Bacteria Predicted by AI Model

Apr. 2, 2025 — An AI model trained on large amounts of genetic data can predict whether bacteria will become antibiotic-resistant. The new study shows that antibiotic resistance is more easily transmitted between ...

C. Diff Uses Toxic Compound to Fuel Growth Advantage

Mar. 25, 2025 — The pathogen C. diff -- the most common cause of health care-associated infectious diarrhea -- can use a compound that kills the human gut's resident microbes to survive and grow, giving it a ...

FDA-Approved Dialysis Drug May Help Fight Against Antimicrobial Resistance

Mar. 22, 2025 — Increased antibiotic use can lead, seemingly paradoxically, to more problematic infections, as the bacteria evolve to resist the treatment. The answer to this antimicrobial resistance, which the ...

Earliest Stages and Possible New Cause of Stomach Cancer Revealed

Mar. 19, 2025 — Scientists have systematically analyzed somatic mutations in stomach lining tissue to unpick mutational processes, some of which can lead to cancer. The team also uncovered hints of a potential new ...

Helicobacter Pylori Treatment Practices in the Asia-Pacific Region

Mar. 18, 2025 — Researchers conducted a large-scale online survey of clinicians in the Asia-Pacific region to investigate treatment policies for the gastric cancer-causing bacteria Helicobacter ...

RNA Molecule Identified as Possible Driver of Gastric Cancer

Mar. 13, 2025 — Researchers have discovered molecules that present the potential to drive the development of gastric ...

Gut Bacteria Heal the Colon

Mar. 10, 2025 — Scientists have uncovered how a gut bacterium, Clostridium scindens, aids in healing intestinal injuries by restoring bile acid balance. Their findings could pave the way for new treatments for ...

Possible Biomarker Identified for Crohn's Disease With Arthritis Type

Mar. 5, 2025 — People with Crohn's disease and related joint inflammation linked to immune system dysfunction have distinct gut bacteria or microbiota, with the bacterium Mediterraneibacter gnavus being a ...

We Feed Gut Microbes Sugar, They Make a Compound We Need

Mar. 3, 2025 — Gut microbes that were thought to feed exclusively on dietary fiber also get fed sugar from our guts, from which they produce short-chain fatty acids that are crucial to many body functions. The ...

How a Low-Carb Diet Can Drive Colorectal Cancer Development

Mar. 3, 2025 — Researchers have shown how a low carbohydrate diet can worsen the DNA-damaging effects of some gut microbes to cause colorectal cancer. The study compared the effects of three different diets in ...

Synthetic Microbiome Therapy Suppresses Bacterial Infection Without Antibiotics

Mar. 3, 2025 — A synthetic microbiome therapy, tested in mice, holds promise as a new treatment for C. difficile, a notoriously difficult-to-treat bacterial infection, according to a team of researchers. The ...

Bacteria 'Leaking Across Stomach Lining' Could Indicate Risk of Gastric Cancer

Feb. 26, 2025 — A pioneering study has revealed new insights into the role of gastric bacteria in stomach cancer development that could pave the way for a more effective treatment of ...

Understanding the World Within: Study Reveals New Insights Into Phage--Bacteria Interactions in the Gut Microbiome

Feb. 25, 2025 — Researchers are investigating whether certain viruses known as bacteriophages, or phages, which specifically infect bacteria but not human cells, affect the development of type 1 diabetes in young ...

Surprising Finding for Acid Reducing Drugs

Feb. 20, 2025 — Acid reducing medicines from the group of proton pump inhibitors (PPIs) are best-selling drugs that prevent and alleviate stomach problems. PPIs are activated in the acid-producing cells of the ...

Nerves Electrify Stomach Cancer, Sparking Growth and Spread

Feb. 19, 2025 — Researchers have found that a cancer outside the brain makes electrical connections with the nervous system to fuel cancer growth and aid its ...

Biologists Transform Gut Bacteria Into Tiny Protein Pharmacies

Feb. 18, 2025 — Biologists converted gut bacteria into miniature protein factories that manufacture and release a sustained flow of targeted proteins inside the lower intestines. This technique solves one of the ...

Bacteria, Brains, and Sugar: Scientists Uncover New Connections

Feb. 10, 2025 — Using a new method to study how carbohydrates modify proteins, scientists have discovered that gut bacteria can alter molecular signatures in the ...

Scientists Develop Realistic 'Micro-Gut' Model to Study the Relationship Between Gut Microbes and Human Diseases

Feb. 10, 2025 — In a breakthrough for the advanced study of gut health, scientists have developed a 3D microscopic version of the human intestines condensed into a small chip about half the size of a five-cent coin. ...

Personalized Cancer Treatment Using 3D Bioprinting Technology

Feb. 7, 2025 — Scientists have successfully developed a gastric cancer model using 3D bioprinting technology and patient-derived cancer tissue fragments. This innovative model preserves the characteristics of ...

Gut Microbes May Mediate the Link Between Drinking Sugary Beverages and Diabetes Risk

Jan. 31, 2025 — It's well known that consuming sugary drinks increases the risk of diabetes, but the mechanism behind this relationship is unclear. Now researchers show that metabolites produced by gut microbes ...

A Common Mouth and Gut Bacteria May Be Linked With Increased Stroke Risk

Jan. 30, 2025 — Increased levels of Streptococcus anginosus, a common type of bacteria that usually lives in the mouth and gut, was found in the gut of recent stroke survivors in ...

New Study Reveals How a 'Non-Industrialized' Style Diet Can Reduce Risk of Chronic Disease

Jan. 23, 2025 — Researchers have found that a newly developed diet inspired by the eating habits of non-industrialized societies can significantly reduce the risk of a number of chronic diseases -- and are to share ...

Inflammation May Explain Stomach Problems in Psoriasis Sufferers

Jan. 20, 2025 — People with the skin condition psoriasis often have invisible inflammation in the small intestine with an increased propensity for 'leaky gut', according to new research. These changes in ...

New Computer Models Open Door to Far More Targeted Antibiotics

Jan. 14, 2025 — The new models could give antibiotics a laser-like precision to target only specific bacteria in specific parts of the body. This would represent a major step forward in the battle against the ...