a) Cross section of a leaf showing the cuticle, xylem, phloem, and mesophyll cells. b) underside of a leaf (dark regions ... waterlogging and excessive irrigation can deprive roots of oxygen, kill ...

In developing hearts, cells shuffle around, bumping into each other to find their place, and the stakes are high: pairing ...

Converting one type of cell to another—for example, a skin cell to a neuron—can be done through a process that requires the ...

An international group of researchers has identified an important mechanism that enables stem cells to evade immune rejection ...

Until now, doctors knew hepatic stellate cells mainly as drivers of liver fibrosis. The actual functions of this cell type have hardly been studied to date. Researchers have now determined that ...

Even cells experience peer pressure. Scientists have long studied the ins and outs of cancer cells to learn more about the ...

Scientists are using artificial intelligence to better capture how healthy cells surrounding tumors influence cancer cell behavior and how those interactions can inform treatments.

The cornea is the clear, outermost layer of the eye. Its outer border, the limbus, contains a large volume of healthy stem ...

Our partnership with Xylem is built on a shared purpose and joint commitment to environmental, economic and social sustainability, including social progress and community impact. This specifically ...

A fuel cell is a device that generates electric energy through electrochemical reactions between an oxidizing agent and a fuel – a material that stores energy in chemical form. Both species are ...

The blood is the transport medium – it carries substances to all cells in the body and removes waste. It consists of four main components: ...