Scientists have long understood that parts of cells, called organelles, evolved to have certain shapes and sizes because their forms are closely related to how they function. Now, Johns Hopkins ...

A cell’s internal cleanup system, and what happens when it fails Healthy cells constantly break down old or damaged proteins. They then reuse the components to build new ones. Nicole Scharping, a ...

Cells degrade components that are no longer needed through autophagy. New results show that a weak molecular interaction is essential for this process. By modifying this interaction, it is possible to ...

Recycling takes place in our cells at all times: in a process called autophagy, cell components that are no longer needed are enclosed by membranes and broken down into their basic building blocks.

An image of human leukemia cells. A research team discovered two essential components to the formation of some types of white blood cells, which could lead to a new treatment option for some leukemia ...

Most human nerve cells last a lifetime without renewal. A trait echoed within the cells' components, some enduring as long as the organism itself. Most human nerve cells last a lifetime without ...