Smoking During Pregnancy Affects Baby’s DNA

Smoking during pregnancy has long been suspected to contribute to several birth defects in neonates. However, the exact biological effects of smoking have not been scientifically documented thus far. In a new study, scientists have uncovered that smoking induces methylation patterns in DNA that could possibly link to several birth defects. Researchers in the National Institute of Environmental and Health Sciences in Research Triangle Park, North Carolina conducted a population-based study to analyze the DNA methylation patterns of children born to mothers who smoked during pregnancy.

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