inflammatory bowel disease tagged posts

Immune changes could signal inflammatory bowel disease up to 10 years before diagnosis

ulcerative colitis
Endoscopic image of a bowel section known as the sigmoid colon afflicted with ulcerative colitis. The internal surface of the colon is blotchy and broken in places. Credit: Samir/Wikipedia

A large-scale study, presented at UEG Week 2026, has identified distinct antibody patterns up to 10 years before the diagnosis of inflammatory bowel disease (IBD), potentially opening new avenues for earlier risk detection and providing insights into future disease course.

IBD is a group of chronic conditions, including Crohn’s disease (CD) and ulcerative colitis (UC), in which abnormal immune responses contribute to ongoing inflammation and damage in the digestive system...

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Cancer researchers identify the ‘switch’ that allows intestinal cells to regenerate after injury

Cancer researchers identify the 'switch' that allows intestinal cells to regenerate after injury
Suppressing H3K36 methylation induces the accumulation of abnormal secretory cells. Credit: Nature Cell Biology (2025). DOI: 10.1038/s41556-024-01580-y

Researchers from the University of Colorado Cancer Center have solved a cellular mystery that may lead to better therapies for colorectal and other types of cancer.

Peter Dempsey, Ph.D., professor of pediatrics–developmental biology in the CU School of Medicine, and Justin Brumbaugh, Ph.D., assistant professor of molecular, cellular, and developmental biology at CU Boulder, recently published a paper in the journal Nature Cell Biology showing the importance of the H3K36 methylation process in regulating plasticity and regeneration in intestinal cells.

“The intestine has an enormous ability to regenerate itself after injury, an...

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Researchers Discover New Bacterium that Causes Gut Immunodeficiency

Thaddeus Stappenbeck, M.D., Ph.D., (left) and Qiuhe Lu, Ph.D., in the lab.
Thaddeus Stappenbeck, M.D., Ph.D., (left) and Qiuhe Lu, Ph.D., in the lab.

Cleveland Clinic researchers have discovered a new bacterium that weakens the immune system in the gut, potentially contributing to certain inflammatory and infectious gut diseases.

The team identified the bacterium, Tomasiella immunophila (T. immunophila), which plays a key role in breaking down a crucial immune component of the gut’s multi-faceted protective immune barrier.

Identifying this bacterium is the first step to developing new treatments for a variety of inflammatory and infectious gut diseases...

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Helping ‘Good’ Gut Bacteria and Clearing out the ‘Bad’ – all in one treatment

An illustration of several rod-shaped bacteria.
Probiotic bacteria, like those illustrated here, could one day be delivered to the body on spherical microgels.
Kateryna Kon/Shutterstock.com

Probiotics can help maintain a healthy gut microbiome or restore populations of “good bacteria” after a heavy course of antibiotics. But now, they could also be used as an effective treatment strategy for certain intestinal diseases, such as Crohn’s disease. Researchers reporting in ACS Central Science have developed a microgel delivery system for probiotics that keeps “good” bacteria safe while actively clearing out “bad” ones. In mice, the system treated intestinal inflammation without side effects.

In the digestive system, there’s a delicate balance of bacterial populations...

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