Any drug that is taken orally must pass through the lining of the digestive tract. Transporter proteins found on cells that line the GI tract help with this process, but for many drugs, it's unknown ...

Gut organoids are three-dimensional (3D), stem cell-derived structures that mimic the cellular composition and functions of the human gastrointestinal (GI) tract. By replicating digestive physiology ...

Within multicellular organisms, tissues are organized communities of cells that work together to carry out a specific function. The exact role of a tissue in an organism depends on what types of cells ...