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Gastroenterology news

New approach opens rare immune cells to genetic risk research

Much of how genetic risk leads to disease has remained hidden. In many cases, genetic variants linked to disease do not act on nearby genes along the chromosome. Instead, they influence genes located far away along the DNA ...

A new target in the gut for reducing Alzheimer's risk

A compound produced by bacteria in many people's digestive tracts increases the risk of developing Alzheimer's disease and speeds cognitive decline in dementia patients, making it a potential target for a treatment that could ...

Patients with IBD face elevated risk of psychiatric disorders

Patients with inflammatory bowel disease (IBD) face a significantly higher risk of psychiatric disorders starting two to three years before diagnosis and lasting up to a decade afterward, according to a nationwide study published ...

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 ...