We’ll be looking at this in greater detail later. The original study is here: http://www.nature.com/ncomms/journal/v3/n9/full/ncomms2045.html
Correcting the fault with drugs led to dramatic behavioural improvements in mice with a version of the condition.
Fragile X syndrome is the most common known genetic cause of autism.
It results from a mutation in the FMR1 gene on the female X chromosome. Men possess one copy of the chromosome, paired with a male Y chromosome, and women two.
Boys are much more likely to be born with Fragile X than girls. This is thought to be because with two X chromosomes, a defect in one may be compensated for by the other.
People with the syndrome suffer mental impairment, learning difficulties, and may be hyperactive or impulsive. They also…
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