Mehtod for screening agent having inhibitory activity against recurrence or metastasis of breast cancer

摘要

The present invention relates to a method for screening for a preparation, for inhibiting breast cancer metastasis or recurrence, by using a change in the expression level of a breast cancer stem cell marker gene in which the expression level thereof is changed by treatment with a Wnt signaling inhibitor. When the method of the present invention is used, a preparation for preventing or treating breast cancer recurrence or metastasis is quickly and easily screened for with excellent accuracy, and thus the method can be widely used for the effective treatment of breast cancer.