Apoptosis/ Necrosis Assay Kit (blue, green, red)
5
(6 Reviews)
|
(110 Publications)
- Stain apoptotic cells green, necrotic cells red, and healthy cells blue
- Readout by fluorescence microscopy or flow cytometry
- Cited in >90 publications
- Fluorescence Microscopy
Supplier Data
Fluorescence Microscopy - Apoptosis/ Necrosis Assay Kit (blue, green, red) (AB176749)
Fluorescent analysis showing cells that are live (blue, stained by CytoCalcein Violet 450), apoptotic (green, Apopxin Green Indicator), and necrotic (red, indicated by 7-AAD staining) in Jurkat cells induced by 1μM staurosporine for 3 hours. The fluorescence images of the cells were taken with a fluorescent microscope through the Violet, FITC and TRITC channel respectively. Individual images taken from each channel from the same cell population were merged as shown.
- Fluorescence Microscopy
Supplier Data
Fluorescence Microscopy - Apoptosis/ Necrosis Assay Kit (blue, green, red) (AB176749)
Fluorescent analysis of live non-induced Jurkat cells stained by CytoCalcein Violet 450.
- Flow Cyt
Supplier Data
Flow Cytometry - Apoptosis/ Necrosis Assay Kit (blue, green, red) (AB176749)
Flow cytometric analysis of Jurkat cells.
Jurkat cells were treated without (Blue) or with 1 μM staurosporine (Red) in a 37 oC, 5% CO2 incubator for 5 hours, and then
loaded with Apopxin Green Indicator for 30 minutes. The fluorescence intensity of Apopxin Green Indicator was measured with a
flow cytometer using FL1 channel.
Product details
Apoptosis/ Necrosis Assay Kit (blue, green, red) ab176749 is designed to simultaneously stain apoptotic (green), necrotic (red) and healthy cells (blue). Analysis is by flow cytometer or fluorescence microscope.
How the assay works
Apoptotic cells are stained using a fluorescent sensor for phosphotidylserine (PS); Apopxin Green Indicator. The PS sensor used has green fluorescence (Ex/Em = 490/525 nm) upon binding to membrane PS.
Cells with loss of plasma membrane integrity, ie late stage apoptotic and necrotic cells, are stained with the membrane-impermeable 7-AAD (Ex/Em = 546/647 nm), which is used to label the nucleus.
Live cells are stained with the live cell cytoplasm labeling reagent, CytoCalcein Violet 450. This reagent is cell permeable, and after entering live cells is hydrolyzed into a fluorescent dye (Ex/Em = 405/450 nm).
Apoptosis/ Necrosis assay protocol summary
- Centrifuge cells and resuspend in assay buffer
- Add Apopxin Green, 7-AAD and CytoCalcein Violet 450
- Incubate at room temperature for 30 - 60 minutes
- Analyze cells with a flow cytometer or fluorescence microscope
Related and recommended products
Alternative kits to monitor apoptosis/ necrosis are available:
- Apoptosis/ Necrosis Assay Kit (green, orange, red) ab270781
- Apoptosis/ Necrosis Assay Kit (blue, red, green) ab176750
Other Notes
This product was previously called Apoptosis/ Necrosis Detection Kit.
What's included?
Properties and storage information
Shipped at conditions
Appropriate short-term storage conditions
Appropriate long-term storage conditions
Storage information
Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
Apoptosis serves to eliminate damaged or unnecessary cells without eliciting an inflammatory response. It is part of the intrinsic and extrinsic pathways that incorporate various proteins and signaling molecules. During apoptosis the formation of complexes such as the apoptosome triggers caspase activation. Key players in apoptosis also include Bcl-2 family proteins which regulate mitochondrial membrane permeability. Conversely necrosis results in a direct inflammatory response due to the release of intracellular contents. Both apoptosis and necrosis play roles in developmental processes and maintaining tissue integrity.
Pathways
The apoptotic process integrates into pathways like the mitochondrial (intrinsic) pathway and the death receptor (extrinsic) pathway. In the intrinsic pathway cytochrome c release from mitochondria forms the apoptosome complex with Apaf-1 and caspase-9 leading to downstream caspase activation. The extrinsic pathway involves death receptors such as Fas and TNF receptor interacting with adaptor proteins to activate caspase-8. Necrosis typically results from pathophysiological conditions but can share overlaps with necroptosis a regulated form of necrosis involving proteins such as RIPK1 and RIPK3.
Product protocols
- Visit the General protocols
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- Download websiteProtocolBooklet|en
Target data
Publications (110)
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Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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