Articles on DNA

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Laboratory mice are among the first animals to have their diseases treated by CRISPR. tiburi via Pixabay.com

CRISPR controversy raises questions about gene-editing technique

A new research paper reports dangerous side effects in CRISPR-edited mice. Some scientists are pushing back, placing blame for the unwanted mutations on the experiment, not the technique.
Elephants express many extra genes derived from the critical tumour suppressor gene TP53. Stephen Tan/Flickr

What elephants teach us about cancer prevention

Elephants naturally avoid cancer after 55 million years of evolution. Scientists are studying if they can extract lessons that could help people.
Dental calculus deposits show this Neadertal was eating poplar, a source of aspirin, and moulded vegetation including Penicillium fungus, source of a natural antibiotic. Paleoanthropology Group MNCN-CSIC

The daily life of a Neanderthal revealed from the gunk in their teeth

Neanderthals had a very varied diet based on what foods were available to them where they lived. They also knew what to eat when they were sick.

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