Most cell signals are chemical in nature. For example, prokaryotic organisms have sensors that detect nutrients and help them ...

In the event of a heart attack, the affected part of the heart muscle can no longer be supplied with oxygen and nutrients. As ...

The 2020 Nobel Prize in Chemistry was awarded for the development of CRISPR/Cas9, a method also known as "gene scissors," which enables researchers to better understand how human cells function and ...

A team led by UT Southwestern Medical Center researchers has uncovered the atomic structure of a protein complex pivotal to the function of motile cilia, the hair-like structures extending from the ...

Crypt-base-columnar cells are continuously dividing intestinal stem cells that generate IECs, which are composed by distinct specialised cell types that play different functions: Enterocytes (in the ...

A new international study led by scientists from Ben-Gurion University of the Negev has characterized the populations of fat cells in various fat tissues in the human body. Using innovative technology ...

The human body feels solid and unchanging from one day to the next, but at the cellular level it is in constant motion. Individual cells are born, carry out their function, die, and get replaced on ...