Every cell depends on proteins to function and stay healthy. These proteins are made inside the cell from amino acids, but ...

Ever since the cell was recognized as the basic unit of life almost 200 years ago, biologists have been on a quest to characterize and classify the myriads of distinct cell types that make up each ...

Hormones coordinate different body functions by carrying messages through the bloodstream to target cells and tissues. Hormonal imbalances occur through inadequate or excess hormone synthesis, which ...

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 ...

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 ...

Many biological processes are regulated by electricity—from nerve impulses to heartbeats to the movement of molecules in and ...

As people age, their immune system function declines. T cell populations become smaller and can't react to pathogens as ...

A recent Science study explored how intranuclear metabolic enzymes establish the link between locus-specific epigenetic reprogramming of T cells and nutrient availability. Persistent antigen ...

If it has seemed like more people you know are developing diabetes, you are right. The diabetes epidemic is not called an epidemic for nothing: According to the American Diabetes Association, over 10% ...

Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...