Tumor initiation and maintenance are largely dependent on a little fraction of cancer cells, named tumor-initiating cells or cancer stem cells. Individuals different types of cells show indefinite self-renewal potential, likely to induce tumorigenesis, and resistance to chemotherapeutic agents five, six. Regular anti-most cancers drugs target fast multiplying tumor cells; https://jeffreyalvfn.theobloggers.com/35469552/the-smart-trick-of-schisandrol-b-that-nobody-is-discussing