First gene-edited babies at early death risk: study

6 min read
  1. According to a recent study by scientists,the world’s first babies whose genes were altered by the Chinese scientists are more likely to die younger.
  2. In 2018,Chinese scientists had gene-edited the twin babies to knock out a gene called CCR5 in hopes that it would render the babies immune to HIV.
  3. However,scientists have searched for a repository of human subjects DNA to look for the same variants of the CCR5 that the Chinese scientists gave to the children.
  4. The scientists have found that the same genome that might grant greater immunity from HIV also makes people vulnerable to dangerous flus and West Nile virus.
  5. C-C chemokine receptor type 5 which is also known as CCR5 or CD195 is a protein on the surface of white blood cells that is involved in the immune system as it acts as a receptor for chemokines.
  6. Gene editing is the deliberate alteration of a selected DNA sequence in a living cell.It involves editing an organism’s DNA by altering, removing or adding nucleotides to the genome.

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