Green glow shows changes in gene expression

A new gene signal amplifier could help simplify diagnosis of conditions like Alzheimer's disease, diabetes, and some cancers.

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Tags: alzheimers-disease genes proteins health-and-medicine chromosomes

DNA fragments may persist in baby dinosaur cartilage

Research with a baby duckbilled dinosaur "adds to the growing body of evidence that these tissues, cells, and nuclear material can persist for millions—even tens of millions—of years."

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Tags: dinosaurs fossils cartilage science-and-technology skulls chromosomes