Study examines how DNA damage is repaired by antioxidant enzymes

A typical human cell is metabolically active, roaring with chemical reactions that convert nutrients into energy and useful products that sustain life. These reactions also create reactive oxygen species, dangerous by-products ...

Bitter substances spoil the appetite of oak moth caterpillars

Trees have a huge arsenal of ways to keep the pests that attack them under control. In the course of evolution, for example, some English oaks (Quercus robur) have developed the ability to release volatile signaling substances ...

Metabolically engineered bacterium produces lutein

Lutein is classified as a xanthophyll chemical that is abundant in egg yolk, fruits, and vegetables. It protects the eye from oxidative damage from radiation and reduces the risk of eye diseases including macular degeneration ...

Secret language of cells? New cell computations uncovered

Throughout evolution, individual cells have been making successful decisions on their own, even while forming parts of vast networks, such as neurons and glia in the human brain. Now scientists from King Abdullah University ...

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