All for number one

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What your mother ate around your conception could have affected your genes, or at least how they function, by switching certain genes on and off through DNA methylation. […]

People in rural parts of the Gambia have dramatic seasonal changes in their diet, because crops are planted at the beginning of the rainy season and harvested at the end, as there is no irrigation the rest of the year. […]

In a paper published in PLoS Genetics, the children conceived in August and September, the peak of the rainy season when nutrition is poor, had higher levels of DNA methylation in five genes, which surprised the researchers, as they had expected lower levels. These included the SLITRK1 gene associated with Tourette’s syndrome, and the PAX8 gene linked to hypothyroidism.

{ Genome Engineering | Continue reading }

photo { Marianna Rothen }