PI3 kinase

Meaning of PI3 kinase: A type of enzyme that transmits signals in cells and that helps control cell growth.

Definition of PI3 kinase

A type of enzyme that transmits signals in cells and that helps control cell growth. Some tumors have higher-than-normal levels of PI3 kinase. Also called phosphatidylinositol-3 kinase and PI3K.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.