The cell's endoplasmic reticulum (ER) plays a central role in protein synthesis, folding, and calcium (Ca²⁺) storage. When damaged, ER-phagy (self-eating) removes affected ER regions via ...

The body's cells change their shape to close gaps such as wounds – with part of the cell flexing depending on the curve of the gap and the organization of cell-internal structures, a new study reveals ...

Calcium is widely known for its role in maintaining strong bones and teeth, but it is also one of the body's most important cellular messengers ...