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Cell Meter™ Live Cell Caspase 1 Binding Assay Kit
Green Fluorescence
Our Cell Meter™ live cell caspases activity assay kits are based on fluorescent FMK inhibitors of caspases. These inhibitors are cell permeable and non-cytotoxic. Once inside the cell, the caspase inhibitors bind covalently to the active caspases. This Cell Meter™ Live Cell Caspase 1 Activity Assay Kit is designed to detect cell apoptosis by measuring caspase 1 activation in live cells. It is used for the quantification of activated caspase 1 activities in apoptotic cells, or for screening caspase 1 inhibitors. FAM-YVAD-FMK, the green label reagent, allows for direct detection of activated caspase 1 in apoptotic cells by fluorescence microscopy, flow cytometer, or fluorescent microplate reader. The kit provides all the essential components with an optimized assay protocol.
FAM-YVAD-FMK fluorometric detection of active caspase 1 using Kit #20108 in Jurkat cells. The cells were treated with 1 μM staurosporine for 3 hours (Red) while untreated cells were used as a control (Blue). Cells were incubated with FAM-YVAD-FMK for 1 hour at 37°C. The Fluorescence intensity (300, 000 cells/ 100 μL/well) was measured at Ex/Em = 490/525 nm (Cutoff = 515 nm) with a FlexStation microplate reader using bottom read mode.
CatalogSize
Price
Quantity
2010825 Tests
Price
 
Spectral properties

Correction factor (260 nm)0.32
Correction factor (280 nm)0.178
Extinction coefficient (cm -1 M -1)
83000
Excitation (nm)493
Emission (nm)517
Usage and storage

Intended useResearch Use Only (RUO)
Instrument settings

Flow cytometer
ExcitationFL1 channel
EmissionFL1 channel
Instrument specification(s)FL2 channel for propidium iodide staining

Fluorescence microscope
ExcitationFITC channel
EmissionFITC Channel
Recommended plateBlack wall/clear bottom
Instrument specification(s)TRITC channel for propidium iodide staining, DAPI channel for Hoechst staining

Fluorescence microplate reader
Excitation490 nm
Emission525 nm
Cutoff515 nm
Recommended plateBlack wall/clear bottom
Instrument specification(s)Bottom read mode
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Page updated on July 15, 2026