We often think the brain is like a muscle – we say things like “use it or lose it!”, and we talk about exercising or “training” our brains. In reality, actual brain tissue looks pretty much nothing ...

This important study examines the role of pericytes in patterning the zebrafish blood-brain barrier (BBB) and controlling its permeability. Using pdgfrb mutant zebrafish models lacking brain pericytes ...

Not all scars are created equal. That's the conclusion of a new study by Weizmann Institute of Science researchers: They found that two distinct types of scars, referred to as "hot" and "cold," can ...

This is an important and solid study that examines the role of TFAM, a protein that helps maintain mtDNA, in mtDNA mutator mice. The authors have demonstrated that TFAM's counteractive role in mtDNA ...

This article reviews recent developments and major issues in the use and design of biomaterials for use as scaffolds in pediatric tissue engineering. A brief history of tissue engineering and the ...

They found that a protein known as BCL6 is in charge of maintaining muscle structure – and by increasing its presence, it could stop the tissue from deteriorating without compromising any weight ...