N-cadherin, Snail, Twist, Vimentin, and Zeb1 were expressed in 19.8% (23/116), 19% (22/116), 9.5% (11/116), 16.4% (19/116),and 12.9% (15/116) of the invasive carcinomas. This evidence concerns the gene TWIST1 and invasive carcinoma.