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![](https://webarchive.library.unt.edu/eot2008/20090514042206im_/http://www.cancer.gov/images/spacer.gif)
| A type of enzyme that transmits signals in cells and that helps control cell growth. Some tumors have higher-than-normal levels of phosphatidylinositol-3 kinase. Also called PI3 Kinase and PI3K. |
Previous Definitions: | phlebitis, phlebotomy, phlegm, phobia, phosphate | Next Definitions: | phospholipid, phospholipid complex, phosphoric, phosphorus, phosphorus-32 |
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