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Cell death, transduction pathway and secretion tracked by flow ...

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II.Apoptosis analysis<br />

• Global or specific caspase activity : FLICA<br />

(FLuorescent Inhibitor of CAspase)<br />

Substrate reacts with all active caspases, covalently<br />

bound to caspase cystein<br />

VAD sequence specific, (DEVD 3,7; LETD 8)<br />

Reporter emits green light<br />

Non covalently bound molecules leave the cell<br />

Image from www.invitrogen.comc<br />

• Caspase 3 specific substrate : PhiPhiLux<br />

Arnoult D <strong>and</strong> al, <strong>Cell</strong> Death <strong>and</strong> Differentiation,<br />

2003;10:1240-1252<br />

www.PhiPhiLux.com

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