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Gastroenterology news

Will dietary fiber help digestion? It might depend on your gut bacteria

Doctors recommend dietary fiber for healthy digestion, but to benefit from it, people not only need specific species of gut bacteria but also the right strains of those bacteria to process the starches, according to a new ...

Your gut can get jet lag too: How not to waste the first days of your vacation

A dream vacation, an exotic destination, a long-haul flight and finally some well-deserved rest. The problem is that many travelers arrive at their destination only to spend the first days of their vacation struggling with ...

2008 to 2023 saw shift in causes of cirrhosis

There have been substantial epidemiological shifts in the burden of cirrhosis in the United States during the past decade, according to a study published in the American Journal of Gastroenterology.

Q&A: Cyclospora outbreak

People across the United States are taking a closer look at their lettuce and leafy greens this summer because of an outbreak of cyclosporiasis, a gastrointestinal illness whose most notable symptom is severe, watery diarrhea.

Microbiota dysbiosis triggers intestinal cancer stemness

Scientists at National Taiwan University College of Medicine have discovered that cancer formation is not simply caused by gene mutations. Colorectal cancers primarily originate from epithelial cells that form adenocarcinomas ...

Cyclosporiasis: What to know and how to prevent it

Cyclosporiasis, a parasitic infection causing "explosive diarrhea," is making headlines across the country. Dr. Stacey Rose, associate professor of internal medicine and infectious diseases at Baylor College of Medicine, ...

Sweeteners slow growth of important gut bacteria in lab tests

Cambridge researchers have shown how commonly used sweeteners slow the growth of certain gut bacteria. One sweetener in particular—isosteviol—when combined with the antidepressant duloxetine, significantly impaired two important ...

Roasted and browned: How gut bacteria break down heated foods

Crusty bread, fried meat and roasted coffee owe their characteristic taste and browning to chemical reactions that occur when foods are heated. In the so-called Maillard reaction, amino acids—the building blocks of proteins—react ...

Genetic atlas reveals how human liver cells divide their labor

If scientists could shrink themselves to microscopic size and take a journey through the human body—like the submarine crew in the 1966 science fiction classic "Fantastic Voyage"—one of their first stops would no doubt be ...

Should people over 75 continue colonoscopies?

The American Cancer Society recommends screening for colorectal cancer in adults beginning at age 45 and continuing through age 75. However, adults over the age of 75 with a history of precancerous polyps—also known as adenomas—are ...

Gut bacteria linked to levels of latent HIV

The composition of gut bacteria appears to be associated with how much latent HIV remains in the blood of people receiving antiretroviral therapy. This is shown in a new study from Karolinska Institutet, published in Gut ...

Can gluten pass through a kiss? New data are reassuring

For people living with celiac disease, the fear of gluten exposure can extend beyond food—sometimes even into moments of intimacy. A new study published in Gastroenterology offers reassuring news: while gluten can be transferred ...

Are your bathroom habits normal? New book addresses concerns

When you're an expert on the gut, you're used to conversations others might shy away from. So a book on pooping and what can go wrong in the process is on brand for Trisha Pasricha, a second-generation gastroenterologist ...