medical Definition of cathepsin
- Cathepsins are lysosomal proteases that cleave their substrates with relatively low specificity.
- —Arthur M. Krieg et al., Science, 1 Feb. 2008
- Recent investigations by several research groups, working with organisms as diverse as worms and monkeys, implicate cathepsins flooding the cytoplasm as a major cause of necrotic cell death.
- —Nektarios Tavernarakis, New Scientist, 15 Feb. 2003
cathepticplay \-tik\ adjective
- catheptic enzymes
- catheptic activity
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