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Inhibitors of DNA repair proteins have been used in cancer therapy, mostly to potentiate the effects of cytotoxic agents. However, tumor cells frequently exhibit deficiencies in the signalling or repair of DNA damage. These deficiencies probably contribute to pathogenesis of the disease, but they...
The theory of cancer stem cells states that a subset of cancer cells within a tumor has the ability to self-renew and differentiate. Only those cells within a tumor that have these two properties are called cancer stem cells. This concept was first demonstrated in the study of leukemia where only...