Tagged: gene

Inflammation trains the skin to heal faster

Scars may fade, but the skin remembers. New research from The Rockefeller University reveals that wounds or other harmful, inflammation-provoking experiences impart long-lasting memories to stem cells residing in the skin, teaching them to...

How bacteria rule over your body

The human microbiota consists of the 10-100 trillion symbiotic microbial cells harbored by each person, primarily bacteria in the gut; the human microbiome consists of the genes these cells harbor. Microbiome projects worldwide have...

Are eggs bad for your heart?

The claim: Eggs raise blood cholesterol levels and increase your risk for cardiovascular disease. The facts: It’s no wonder this myth still circulates. Recommendations to limit dietary cholesterol to no more than 300 milligrams a day...

Antioxidants and free radicals

Antioxidants are part of the complex world of biochemistry. In cells, oxygen is constantly involved in chemical reactions in which electrons are shifted around. To generate energy, our cells remove electrons from sugars, fatty...

Secrets of the X chromosome

The sequence of DNA that we inherit from our parents encodes directions for making our cells and giving us specific traits. Identical twins have the same DNA sequence, so how can one twin end...

Are GMOs good or bad?

In most cases, GMOs have been altered with DNA from another organism, be it a bacterium, plant, virus or animal; these organisms are sometimes referred to as “transgenic” organisms. A gene from a spider that...