They derive their energy from differences in the concentration of hydrogen ions across some of these membranes ...

For immune cells, the actin cytoskeleton is more than a structural scaffold. Immune cells can migrate to sites of infection ...

The research is opening new frontiers in pest control and evolutionary biology. An international group of scientists has uncovered a strange tubular structure within Profftella, a bacterium that lives ...

Cilia and flagella are microtubule-based organelles that extend from the surface of eukaryotic cells and play pivotal roles ...

A multinational research team has discovered a mysterious tubular structure—previously unknown in any organism—within Profftella, a symbiotic bacterium associated with a major global citrus pest. This ...

A multinational research team has discovered a mysterious tubular structure — previously unknown in any organism — within ...

Some human organs, such as kidneys and lungs, have back-ups. Some can be lost with little consequence—the spleen, for example ...