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Effect of perinatal nicotine exposure on lung mRNA expression of EMT markers Twist, E-cadherin, and Snail. Total mRNA was extracted from PND21 control and perinatal nicotine exposed lungs and subjected to qRT-PCR. The mRNA expression of E-cadherin, Twist and Snail was not significantly different between the control and nicotine exposed groups. N = 6.
