The immune system exercises constant vigilance to protect the body from external threats, including what the person eats and drinks. A careful balancing act plays out as digested food travels … Continue Reading Study finds neurons in gut regulate the immune system to control inflammation.
Although serotonin is well known as a brain neurotransmitter, it is estimated that 90 percent of the body’s serotonin is made in the digestive tract. In fact, altered levels of … Continue Reading Researchers identify gut’s role in peripheral serotonin production and shaping the nervous system.
Genetic studies in humans, zebrafish and mice have revealed how two different types of genetic variations team up to cause a rare condition called Hirschsprung’s disease. The findings from Johns … Continue Reading Researchers identify new genetic variants in Hirschsprung’s disease development.