A gene called AHL15 (AT-hook motif nuclear-localized protein 15) promotes longevity in annual flowering plants, according to a new study published in the journal Nature Plants. Left: wild-type Arabidopsis thaliana. Right: Arabidopsis thaliana with overexpressed AHL15. Image credit: Omid Karami. “Plants have growing points on their stems. These are groups of stem cells that can form new stems with leaves or flowers,” said Professor Remko Offringa...
