The present invention relates to a method for isolating breast cancer stem-like cells. Provided in the present invention is a method for isolating breast cancer stem-like cells, which comprises the steps of: culturing the passage of primary breast cancer cells derived from a patient in a suspension in a growing medium; and isolating the suspended cells. Therefore, the result of the present invention is a Nanog-MEK/ERK passage as a potential target for developing an effective treating agent for removing breast CSLCs.;COPYRIGHT KIPO 2015
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