The human body contains about 100 trillion ... Within every cell (except red blood cells) is a nucleus -- a sphere-like structure separated from the rest of the cell by a membrane.

Structure and function In the human body, cells dwell within three-dimensional networks of proteins and other macromolecules collectively known as the extracellular matrix (ECM). “This is the ...

Most cells in the human body each contain about six feet of DNA. Yet the nucleus, where DNA is coiled, is no larger than a ...

Researchers have identified mutated proteins strongly linked to bone cancer by constructing a multimodal map of human ...

“Our structure reveals many new ways ... Around 50 million cells die and are replaced in the human body every minute. But unlike other cells in the body, when brain cells die, the rate at ...