Duplication Error May Make Giants

December 4, 2014 6:34 PM

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A duplication in a short stretch of the X chromosome may be responsible for a specific type of gigantism seen in children, researchers reported.

These patients with early-onset gigantism had a microduplication on chromosome Xq26.3 in which four genes were duplicated -- one of them being GPR101, which probably drives the condition, Constantine Stratakis, MD, DSc, of the National Institutes of Child Health and Human Development, and colleagues...

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