Phospho-PERK

Food Science and Human Nutrition
Colorado State University
Graduate Student

Overall

Quality of Results

Ease-of-Optimization

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Company:

Abcam

Product Name:

Anti-PERK (phospho T980)

Catalog Number:

ab156919

PERK is a key protein that is phosphorylated and activated during ER stress, responsible for the phosphorylation eIF2alpha. Determining the activation state of PERK due to a variety of stress conditions is helpful in assessing the severity of ER stress.

Experimental Design and Results Summary

Applications

Western Blot

Sample

H4IIE rat hepatoma liver cells

Primary Incubation

1:900 in 1:3 odyssey block:1X TBST (0.1% Tween) shaking, overnight at 4 degrees C

Blocking Agent

1:3 odyssey block:1X TBS at room temperature for 1 hr.

Secondary Incubation

1:15000 Goat anti-rabbit IRDye in 1:3 odyssey block:1X TBST (0.1% Tween) and 0.2% SDS for one hour at room temperature in the dark

Tertiary Incubation

N/A

Detection

Licor Odyssey

Results Summary

There is a distinct band that shows up at 125kDa. The rest of the blot is relatively messy. Lots of non-specific binding

Additional Notes

None

Related Categories

Image Gallery

Summary

The Good

Antibody works and has a strong signal with minimal optimization

The Bad

Lots of non-specific bands

The Bottom Line

Order Abcam's phospho-PERK if no other antibody has worked. Otherwise go with one that has a cleaner blot.

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