Introduction Across this series, we have examined many ways scientists are trying to influence ageing biology. Some approaches alter metabolism. ...
Introduction DNA methylation requires raw material. When a cell places a methyl tag on DNA or on the proteins around ...
Introduction Inside the human intestine lives a large community of microorganisms called the gut microbiome. These microbes do something especially ...
Introduction Every mature cell has a job. A skin cell behaves like a skin cell. A liver cell behaves like ...
Introduction CRISPR is usually described as a tool that edits DNA. That description is incomplete. Scientists can also use CRISPR ...
Introduction Everyone has a chronological age. That is simply the number of years since birth. Researchers are also trying to ...
Introduction Cellular senescence is a stress-response state in which a cell stops dividing for the long term but remains alive ...
Introduction Metformin is a prescription medicine with a long-established role in type 2 diabetes. Its established medical purpose is improving ...
Introduction Spermidine is a natural molecule made by human cells and also obtained from food. It belongs to a family ...
Introduction Alpha-ketoglutarate (AKG), also called 2-oxoglutarate, is a normal molecule in the tricarboxylic-acid cycle, or TCA cycle—the mitochondrial network that ...
