Definition of "phosphoinositide" []

• The inositol ester of phosphoric acid that is a component of phosphatidylinositols (noun)

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• "Both compounds target an enzyme called phosphoinositide-3 kinase, or PI3K."
• "PTEN plays a vital role in the suppression of humans cancers by inhibiting a genetic pathway called phosphoinositide-3 kinase (PI3K)."
• "* The phosphoinositide 3-phosphatase PTEN is known to play a role in the regulation of insulin signaling."