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Gene therapies are not a new concept. Scientists have been exploring gene therapy for decades as a way to treat genetic illness.

Take a look at this timeline of major milestones in gene therapies.

Illustration of a historical timeline of major milestones in gene therapy

Check your understanding of gene replacement

When was the adeno-associated virus (AAV) first discovered?

The adeno-associated virus (AAV) was first discovered in 1965. This discovery is now being used in clinical trials and gene replacement therapies today.