Tagged: cell

A gut bacterium’s guide to building a microbiome

The mammalian gut is warm, moist, and incredibly nutrient-rich—an environment that is perfect for bacterial growth. The communities of “good bacteria” in the gut, commonly referred to as the microbiome, are vital partners for...

Bacteriophage: the deadliest being on planet earth

A bacteriophage is a type of virus that infects bacteria. In fact, the word “bacteriophage” literally means “bacteria eater,” because bacteriophages destroy their host cells. All bacteriophages are composed of a nucleic acid molecule...

How do drugs affect the brain?

Most people will take a pill, receive an injection, or otherwise take some kind of medicine during their lives. But most of us don’t know anything about how these substances actually work. How can...

Watching brain cells interacting in real time

Reported in Neuron, the new method enables researchers to peer deep inside a mouse’s brain and watch astrocytes’ influence over nerve-cell communication in real time. In particular, the UCLA team focused on astrocytes’ relationship with...

Found: A new form of DNA in our cells

In a world first, Australian researchers have identified a new DNA structure – called the i-motif – inside cells. A twisted ‘knot’ of DNA, the i-motif has never before been directly seen inside living cells....