Additional file 2.

Notch1 interacts with Snail. HT-29, Panc-1, or MDA-MB-231 cells were immunostained with anti-Snail and/or anti-Notch1 antibodies and assessed by the Duolink® II assay. Red spots indicate the interaction between the endogenous Snail and Notch1 proteins.

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Lim et al. BMC Biology 2011 9:83   doi:10.1186/1741-7007-9-83