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Caspase activation is not death

Is apoptotic cell death due to the action of caspases? Caspase inhibition can actually encourage death in tumor necrosis factor–induced shock, indicating that caspase activation is not synonymous with apoptotic demise.

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Figure 1: Role of caspases in signal transduction.

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Correspondence to Guido Kroemer.

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Perfettini, JL., Kroemer, G. Caspase activation is not death. Nat Immunol 4, 308–310 (2003). https://doi.org/10.1038/ni0403-308

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