Researchers report sleep-like states in brainless marine animals, suggesting rest began as a basic cellular repair mechanism.

Every second, millions of cells in your body divide in two. In the space of an hour, they duplicate their DNA and grow a web ...

Damage to the genetic material of mitochondria – the mitochondrial DNA or mtDNA for short – can lead to diseases such as Parkinson's, Alzheimer's, amyotrophic lateral sclerosis (ALS), cardiovascular ...

The human genome is contained within the nucleus of cells. The genome is well protected, but many things can cause DNA damage, including aging, some drugs, and environmental factors like UV rays or ...

Red arrows indicate the DNA repair pathways that are known to aid bacterial survival as persisters and gamblers in the presence of fluoroquinolones. Blue color arrow indicates downregulation, while ...

In specialized chambers throughout leading medical centers worldwide, patients breathe pure oxygen at pressures significantly higher than normal atmospheric conditions. This treatment, known as ...

A major advance in cell biology has revealed how our cells safeguard their genetic material during one of the most vulnerable moments in their life cycle. The study identifies a specific protein ...

Naked mole-rats are well known for both their wrinkly appearance and for their unexpectedly long lives. The source of this extended lifespan has been under scrutiny for decades. While many rodents are ...