Definition of Caspase 3

Caspase 3: An enzyme that plays a key role in programmed cell death, or apoptosis. Caspase 3 has been called the "henchman that goes around and executes the cell." It is a member of the family of asparate-specific cysteinyl proteases and is also known as caspase-3, CPP32, apopain, or YAMA.


Last Editorial Review: 6/14/2012

Search MedTerms:


Back to MedTerms online medical dictionary A-Z List
Pill Identifier Tool

Need help identifying pills and medications?
Use the pill finder tool on RxList.