Harriet Millward, deputy chief executive of the Alzheimer's Research Trust, said the research was very exciting, but cautioned that it would not be a complete cure for Alzheimer's.

BBC: NEWS | Health | Alzheimer's gene therapy hailed

Simon Wigglesworth, deputy chief executive at Epilepsy Action, said the research was encouraging.

BBC: Epilepsy and migraine 'could have shared genetic link'

Simon Wigglesworth, deputy chief executive of Epilepsy Action, said more research was needed, particularly given the "small sample size and the inconsistencies in the data collected".

BBC: Brain implant 'predicts' epilepsy seizures