Epithelial cells form the body's frontline barriers, helping keep microbes, toxins and other harmful substances out. Yet ...

Viruses come in two major flavors—not chocolate and vanilla, quips Harvard Medical School structural biologist Stephen ...

Researchers at Juntendo University have discovered that the lipid mediator 12-HHT and its receptor BLT2 form an emergency ...

Scientists have often thought of cells as small, bustling cities with parts that resemble factories, power grids and shipping ...

Scientists at Scripps Research have engineered a synthetic protein capable of binding to Toll-like receptor 4 within the cell ...

A new review proposes that the ratio of monounsaturated to polyunsaturated membrane phospholipids acts as a tunable rheostat ...

A three-dimensional model of different organelle membranes created from high-resolution imaging data reveals that membranes vary in thickness. Darker colors indicate thicker regions of the membrane, ...

Cells may generate their own electrical signals through microscopic membrane motions. Researchers show that active molecular processes can create voltage spikes similar to those used by neurons. These ...

This video explains the stages of mitosis, contrasts them with meiosis and the creation of haploid gametes, and concludes by showing how gametes fuse during fertilisation to form a zygote.

In a bid to better understand how cancer cells power their explosive growth and spread, scientists at Johns Hopkins Medicine say they have shed new light on the location and function of ...