Gene therapies no longer excite media interest in the way they once did; there was perhaps a general disappointment that effective delivery and sustained expression of therapeutic genes proved to be a lot more difficult than originally envisaged. However, applications for a range of relatively common conditions such as PD and forms of cancer, as well as rare genetic disorders, are steadily progressing towards clinical application. It isn’t a quick fix, but for serious conditions gene therapy may offer real hope. 

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