Tumor 'Stem-like Cells' Exist In Benign Tumors

Cancer stem-like cells have been implicated in the genesis of a variety of malignant cancers. Research scientists have now isolated stem-like cells in benign (pituitary) tumors and used these "mother" cells to generate new tumors in laboratory mice. Targeting the cells of origin is seen as a possible strategy in the fight against malignant and benign tumors.
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