Article
Vitamin B-12 status during pregnancy and child's IQ at age 8: a Mendelian randomization study in the Avon longitudinal study of parents and children.
PloS one - 1 Jan 2012
Bonilla Carolina, Lawlor Debbie A, Taylor Amy E, Gunnell David J, Ben-Shlomo Yoav, Ness Andrew R, Timpson Nicholas J, St Pourcain Beate, Ring Susan M, Emmett Pauline M, Smith A David, Refsum Helga, Pennell Craig E, Brion Marie-Jo, Smith George Davey, Lewis Sarah J
Abstract excerpt
Vitamin B-12 is essential for the development and maintenance of a healthy nervous system. Brain development occurs primarily in utero and early infancy, but the role of maternal vitamin B-12 status during pregnancy on offspring cognitive function is unclear. In this study we assessed the effect of vitamin B-12 status in well-nourished pregnant women on the cognitive ability of their offspring in a UK birth...
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