Cleaved Caspase 3 Antibody

Research
Aquinnah Pharmaceuticals
Scientist

Overall

Quality of Results

Ease-of-Optimization

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Company:

Cell Signaling Technology

Product Name:

Cleaved Caspase-3 (Asp175) Antibody

Catalog Number:

9661

We have used this antibody successfully on Western blots to look at active caspase 3, this is the one we find to work best. When we were looking for a cleaved caspase 3 marker for staining we gave this one a shot, and although it does work the staining is very weak. We tried to increase the concentration of antibody, but at 1:300 the background began overtaking the weak signal.

Experimental Design and Results Summary

Applications

Immunofluorescence

Sample

Primary Mouse Neurons

Primary Incubation

1:300 in 5% Donkey Serum at 4C overnight

Blocking Agent

10% Donkey Serum at RT 1hr

Secondary Incubation

1:400 Dylight Donkey anti-rabbit

Tertiary Incubation

None

Detection

Microscopy

Results Summary

The antibody did work, however the staining is very weak even in our positive control. We tried to increase the concentration of antibody, but at 1:300 the background began overtaking the weak signal. If you don't need a lot of sensitivity and are just scoring +/- this marker would be good since itworks so well via Western Blot. If you are tracking intensity changes or more in depth analysis, I would test another marker.

DOI or PMID #

N/A

Additional Notes

N/A

Related Categories

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Summary

The Good

Great antibody for western blots and works ok for staining

The Bad

Signal is weak

The Bottom Line

This antibody is worth a shot in your samples especially if you are looking for a staining marker that also works well via Western blot.

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