Our bodies and organs are shielded from the external environment by tissue barriers like the skin. These barriers must be tightly sealed to prevent unwanted substances from entering. This sealing is ...

This is a top-down cross-section of one of the 3D hollow spheres (lumenoids) that our cells can create. The different colors are for different proteins, which allows you to see some striking ...

One of the fundamental goals of basic biology is understanding how diverse cell types work in concert to form tissues, organs, and organ systems. Recent efforts to catalog the different cell types in ...

Every day, the human body removes billions of dead cells. 1 Professional phagocytes, such as macrophages and dendritic cells, do a lot of the heavy lifting, but some non-immune cells, the so-called ...

Many liver diseases share a common characteristic: fibrosis, that is, the progressive accumulation of scarring in the liver ...