NCI Dictionary of Cancer Terms

The NCI Dictionary of Cancer Terms features 8,463 terms related to cancer and medicine.

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cell cycle inhibitor
(sel SY-kul in-HIH-bih-ter)
A substance used to block the cell division cycle, which is a series of steps a cell goes through each time it divides. There are many different types of cell cycle inhibitors. Some only work at specific steps in the cell cycle. Others work at any point in the cell cycle. Certain drugs that inhibit the cell cycle are being studied in the treatment of cancer.