Article
A behavioural genomic analysis of DNA markers associated with general cognitive ability in 7-year-olds.
Journal of child psychology and psychiatry, and allied disciplines - 1 Oct 2005
Harlaar Nicole, Butcher Lee M, Meaburn Emma, Sham Pak, Craig Ian W, Plomin Robert
Abstract excerpt
BACKGROUND: Five DNA markers (single-nucleotide polymorphisms, SNPs) have recently been found to be associated with general cognitive ability ('g') in a sample of 7414 7-year-old twins. These children have also been studied at 2, 3, 4, and 7 years of age on measures of cognitive and language development and behaviour problems; family environment was also assessed. METHODS: We used these data to conduct a...
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