The d-xylose absorption test is useful in the diagnosis of tropical and idiopathic sprue, 1–4 but results are variable in other disorders and in elderly persons without intestinal disease. 5,6 ...

A risky but often lifesaving surgery that removes damaged parts of the small intestine can leave patients facing a new threat: serious liver damage with no available treatment. Now, scientists have ...

Biopharmaceuticals, medium- and high-molecular weight biologically active macromolecules, are not easily absorbed by the small intestine, the main organ responsible for gastrointestinal absorption, ...

DURING its absorption by the small intestine a substance leaves the bowel lumen, traverses the epithelial lining, passes through the connective-tissue stroma of the lamina propria and enters terminal ...

An exciting new study has examined how bacteria in the small intestine help digest and absorb high-fat foods. The novel research suggests that in the future we could potentially combat obesity by ...

Biopharmaceuticals, medium- and high-molecular weight biologically active macromolecules, are not easily absorbed by the small intestine, the main organ responsible for gastrointestinal absorption, ...

Time your B12 supplement right with these dietitian-backed recommendations.

Because biopharmaceuticals are medium- and high-molecular-weight, biologically active macromolecules, they are not easily absorbed by the small intestine, resulting in a bottleneck for oral ...

Although the vast majority of research on the gut microbiome has focused on bacteria in the large intestine, a new study--one of a few to concentrate on microbes in the upper gastrointestinal ...