Uploaded January 2026 | Updated September 2026, 2 weeks ago

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A brand new medical treatment seems to have saved this little boy’s life.

Out of the 20,000 genes in his body, one has a rare mutation, causing a life-threatening disorder.

To help, scientists took stem cells from his blood, then used a harmless virus to insert a new working gene…

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#science #medicine #gene #tech #shorts