Similar cell shapes are found on the surface of plant leaves, and the principle has been employed in human-led design as well. The lymphatic system plays a key role in maintaining the body's fluid ...

The lymphatic system is a network of tissues and organs, including the spleen, lymph nodes and vessels. One of the functions of the lymphatic system is that it provides your body with immunity.

Lymph nodes are part of the body’s immune system. A swollen lymph node in the armpit may be a sign of a bacterial or viral infection, an injury, or a serious health condition, such as cancer.

Human immunodeficiency virus (HIV ... away to reduce the risk of potential complications. Lymph nodes are a part of your immune system and can become swollen if you've developed an infection ...

Researchers have developed lab-generated lymph node–like organoids that, when transplanted into mice in place of lymph nodes that have been removed, drain fluid and connect to the animals’ original ...