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Maternal smoking linked to shorter fetal telomere length [MedicalXpress.com]

Prenatal exposure to tobacco is associated with shorter fetal telomere length, according to research published in the February issue of the American Journal of Obstetrics & Gynecology. Hamisu M. Salihu, M.D., Ph.D., of the University of South Florida in Tampa, and colleagues administered a self-report questionnaire and salivary cotinine test to confirm tobacco exposure in pregnant women admitted to the hospital for delivery. Genomic DNA from neonatal umbilical cord blood was analyzed to...

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