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. Author manuscript; available in PMC: 2017 Oct 1.
Published in final edited form as: Birth Defects Res A Clin Mol Teratol. 2016 Jul 20;106(10):803–813. doi: 10.1002/bdra.23543

Table 1.

Ex Vivo Cephalometric Specimens

Description 15 days PN 20 Days PN 25 Days PN
Wild Type (Twist +/+) 26 19 23
Twist +/− Unexposed 18 13 8
Twist +/− Exposed 8 16 11