Saturday, January 18, 2025

‘Selfish DNA’ has vital role in early human development

They move around the genome.

The mechanisms that guide early human embryo development are still not well understood. A new study suggests that transposons, often labeled as “selfish DNA,” play a crucial role in this process.

Researchers from Sinai Health found that these transposons can move around the genome. While many view transposons as viruses that invade cells solely to replicate themselves, this research shows they are actually vital for early development rather than just being harmful parasites.

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Early universe had more supermassive black holes than previously thought

Most distant and therefore oldest blazar ever seen.
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worm C. elegans

How electrical synapses fine-tune sensory information for better decisions?

A configuration of electrical synapses.