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| A measure of the percentage of cells in a tumor that are in the phase of the cell cycle during which DNA is synthesized. The S-phase fraction may be used with the proliferative index to give a more complete understanding of how fast a tumor is growing. |
Previous Definitions: | RTA 744, RU 486, Rubex, rV-TRICOM, S-1 | Next Definitions: | S100 calcium binding protein A8, S100 calcium binding protein A9, sacrum, safingol, SAHA |
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