gastroenterology

The brain is always active – even when it is at rest, it receives a continuous stream of information from other areas of the body. From gut feelings to heartbeats, this information is constantly monitored to maintain a state of physiological equilibrium known as homeostasis. Signals from the body, including the stomach, also influence a… Read more

As people age, their intestinal stem cells begin to lose their ability to regenerate. These stem cells are the source for all new intestinal cells, so this decline can make it more difficult to recover from gastrointestinal infections or other conditions that affect the intestine. This age-related loss of stem cell function can be reversed… Read more

Micromotors have been used to treat a bacterial infection in the stomach for the first time, nanoengineers at the University of California San Diego report. The tiny vehicles, each about half the width of a human hair, swim rapidly throughout the stomach while neutralizing gastric acid and then release their cargo of antibiotics at the… Read more

Each time you swallow food, cells that line your intestines must step up their activity in a sudden and dramatic manner. In fact, they rise to the challenge in the most economic fashion, according to a new study by Weizmann Institute of Science researchers. In economics or engineering, when one has to get production ramped-up… Read more

Longtime use of proton pump inhibitors is associated with an increased risk of death, a new study from Washington University School of Medicine in St. Louis reports. The widely used heartburn drugs have previously been linked to a variety of health problems, including serious kidney damage, bone fractures and dementia. Millions of U.S. residents take… Read more