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Gene Editing
June 8 , 2019
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- In a bid to make babies immune to infection from HIV virus Chinese researcher Dr. He used a clinically untested gene editing tool (CRISPR-Cas9) to modify a particular gene.
- He edited and disabled a gene called CCR5 in twin girl embryos.
- The CCR5 gene encodes a protein that allows HIV to enter and infect cells.
- Babies without a functional CCR5 gene will become resistant to HIV infection.
- Ethical concerns were raised about the experiment.
- So Chinese government has laid down stringent rules in gene editing technique.
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