National Cancer Institute National Cancer Institute
U.S. National Institutes of Health National Cancer Institute
Dictionary of Cancer Terms
Send to Printer
proliferative index (proh-LIH-fuh-RAY-tiv ...)

 A measure of the number of cells in a tumor that are dividing (proliferating). May be used with the S-phase fraction to give a more complete understanding of how fast a tumor is growing.

Previous Definitions:progression-free survival, progressive disease, prolactin, Proleukin, proliferating
Next Definitions:prolymphocytic leukemia, Promacta, promegapoietin, ProMune, promyelocytic leukemia