IAP

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IAP

inhibitor of apoptosis protein (IAP)

any of a class of proteins that play a regulatory role in apoptosis in many species by inhibiting caspase activity, which in turn blocks apoptosis. Such proteins are also expressed abnormally in many tumors.

IAP

1. Intermittent acute porphyria. See Acute intermittent porphyria.
2. Intraabdominal pressure.
3. Intraarterial pressure.

IAP

Abbreviation for intermittent acute porphyria.