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Protein Electrophoresis

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Proteomics<br />

ISO 9001 Certified<br />

ISO 13485 Certified<br />

<strong>Protein</strong> Extraction<br />

Total Cell <strong>Protein</strong> Lysis Buffer<br />

› One convenient solution<br />

› Non-ionic detergent lysis<br />

› Less denaturing than RIPA lysis buffer<br />

A<br />

B<br />

Cytoplasmic/Nuclear <strong>Protein</strong> Enrichment Kit<br />

Excellent total cellular proteins recovery. Total <strong>Protein</strong> (~50ug) isolated from<br />

K562 cells using AMRESCO’s Total Cell <strong>Protein</strong> Lysis Buffer was resolved on a 12.5%<br />

Fluorescent Sprint Next Gel. Total protein was viewed on a UV transilluminator prior<br />

to transfer to PVDF (A) and immunoblotting with HSF-1 antibody (B). RapidBlock was<br />

used for 5 minute blocking of the blot and as the antibody diluent.<br />

Isolate proteins from the cytoplasm and nucleus of cultured mammalian cells<br />

› Minimal cross contamination<br />

››Distinct nuclear and cytoplasmic protein isolates<br />

Wash cell<br />

pellet 2X<br />

ice cold PBS<br />

› Flexible<br />

››For adherent and non-adherent cultured cells<br />

››Scalable protocol for variable number of cells<br />

Resuspend pellet<br />

in CN Buffer 1<br />

› Easy and Fast<br />

››Kit includes 3 buffers<br />

››Protocol takes less than 1.5 hours<br />

› Compatible with downstream applications including western blotting<br />

Incubate 15 min on ice<br />

Add 10%<br />

NP-40<br />

Substitute<br />

Vortex<br />

A<br />

1 2 1 2<br />

B<br />

Cytoplasmic Nuclear Total<br />

Supernatant<br />

Cytosolic<br />

Quick Spin<br />

Pellet<br />

Nuclear<br />

Wash with<br />

CN Buffer 1<br />

Distribution of unstimulated NF-κB in K562 cells. <strong>Protein</strong>s<br />

isolated from K562 cells using AMRESCO’s Cytoplasmic/Nuclear <strong>Protein</strong><br />

Enrichment Kit and Total Cell Lysis Buffer. <strong>Protein</strong>s (10ug) were loaded<br />

onto a 12.5% Next Gel, transferred to PVDF membrane, followed by<br />

immunoblotting with NF-ΚB p65 (Rel A) antibody.<br />

Save<br />

Supernatant<br />

Spin 5 minutes<br />

Quick Spin<br />

Resuspend<br />

pellet in CN<br />

Buffer 1 + 10%<br />

NP-40<br />

Substitute<br />

Vortex<br />

Quick Spin<br />

Nuclear specific antibody demonstrates lack of cross contamination between<br />

nucleus and cytoplasm. (1) Cytoplasmic (15ug) and (2) nuclear (12.75ug) proteins<br />

isolated from K562 cells using AMRESCO’s Cytoplasmic/Nuclear <strong>Protein</strong> Enrichment Kit were<br />

resolved on a 12.5% Fluorescent Sprint Next Gel. Total protein bands were viewed in the<br />

gel with a UV transilluminator prior to transfer to PVDF (A) and then immuno- blotted with<br />

HDAC-1 (nuclear-specific) antibody (B) and detected using VisiGlo HRP Chemiluminescent<br />

Substrate Kit.<br />

Save<br />

Supernatant<br />

Resuspend<br />

pellet in<br />

CN Buffer 2<br />

Incubate 15-20<br />

minutes<br />

Spin 5 minutes<br />

4

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