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Gastroenterology news

Appetite-suppressing hormone may protect liver from inflammation through newly discovered signaling pathway

Researchers at McMaster University have discovered that a naturally occurring hormone best known for suppressing appetite and promoting weight loss also helps protect the liver from inflammation through a previously unknown ...

Cyclospora spreads through human waste, so how did it get on food?

The nationwide cyclospora outbreak is very likely a result of sewage contamination in the food supply, according to scientific researchers and public health officials.

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 ...

New tool accurately predicts liver cancer recurrence

A Singapore team of clinician-scientists and researchers has developed a new tool that accurately predicts which liver cancer patients are likely to experience a recurrence after surgery. The machine-learning tool combines ...

Leaky gut might make food allergies worse

A "leaky gut" might increase the severity of food allergies, according to new research conducted in mice and published in The Journal of Immunology. The researchers found that changes to the gut microbiome in mice were linked ...

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.

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, ...

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 ...

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 ...

Virtual tumor predicts response to liver cancer immunotherapy

Using computational tools, researchers from the Johns Hopkins Kimmel Cancer Center and the Johns Hopkins University School of Medicine have developed a method to predict which patients with a primary liver cancer called hepatocellular ...