Organs often have fluid-filled spaces called lumens, which are crucial for organ function and serve as transport and delivery ...

While animal models can be a good way to learn more about biology and disease, they don’t always faithfully replicate what happens in the human body. Scientists have, therefore, searched for other ...

The digestive system is a group of organs that work together to change the food you eat into the energy and nutrients your body needs. After you consume food and liquids, the digestive system breaks ...