Individual mammalian cells contain billions of protein molecules, which must be synthesized, deployed, and removed with ...

The average human cell contains roughly 10,000 different proteins. Existing as several to millions of copies in each cell, proteins mediate all manner of tasks, including chemical transformations, ...

Scientists have long known that cellular membranes vary in thickness, but measuring those differences inside actual cells has ...

The kidney's proximal tubule reabsorbs water, glucose, ions and other small molecules from the urine and thus maintains the ...

Polyamines are small molecules naturally present in all cells and are critical in guiding cellular decisions, whereas an ...

Many people still don’t understand how protein works, why it matters or the best ways to get enough of it in their diet. Here ...

Researchers have identified a mechanism which can explain aspects of neurodegeneration which have baffled scientists for ...

Scientists have long been trying to tease apart hepatitis A virus, to understand its inner workings and how it functions in the human body. Infectious disease researchers have discovered that a little ...

Cells that are about to die send a signal to an executioner protein, but sometimes, those cells can fight back and regenerate ...

RNA in cells performs an astounding number of functions. Messenger RNA carries the sequences of active genes to cellular machinery that turns it into proteins. And transfer RNA molecules are an ...