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Porcine IL-8 / CXCL8

SKU Select size Price Buy
400-03-5ug Mini: 5 ug $60.00  
400-03-20ug Std.: 20 ug $150.00  
400-03-100ug Value: 100 ug $400.00  
400-03-500ug Midgi: 500 ug $1620.00  
400-03-1mg Mg: 1 mg $2700.00  
400-03AF-5ug Animal-Free Mini: 5 ug $65.00  
400-03AF-20ug Animal-Free Std.: 20 ug $165.00  
400-03AF-100ug Animal-Free Value: 100 ug $440.00  
400-03AF-500ug Animal-Free Midgi: 500 ug $1780.00  
400-03AF-1mg Animal-Free Mg: 1 mg $2970.00  
View the available lots and COAs for this product HERE

Catalog Number: 400-03

Alternate Names:  CXCL8, neutrophil chemotactic factor               Accession Number: P26894
Description:  Interleukin 8 (IL-8 or CXCL8) is a member of the CXC cytokine family and is produced by macrophages, epithelial, smooth muscle, and endothelial cells.  IL-8 binds the  G protein-coupled serpentine receptors CXCR1 and CXCR2.  IL-8 recruits innate immune cells, induces phagocytosis, and stimulates angiogenesis.   
Source:  Genetically modified E.coli.
Predicted MW: Monomer, 9.1 kDa (78 aa)
Formulation:  Lyophilized from a sterile (0.2 micron) filtered aqueous solution containing 5 mM sodium phosphate, 20 mM sodium chloride, pH 7.5

Product Specifications*
*Lot-specific values for the following specifications are supplied with each product on its corresponding COA.  The values provided here are minimum expected values to pass internal requirements. 


Method of Determination

Acceptance Criteria


Reducing and Non-Reducing SDS PAGE



Kinetic LAL

≤1 EUs/µg

Biological Activity

Currently undetermined

≤Currently undetermined; ≥ Currently undetermined



 Preparation and Storage
Country of Origin:  USA        Shipping:  Room temperature              Storage Prior to Reconstitution:  -20°C
Product Reconstitution:  Sterile water at 0.1 mg/mL
Instructions:  Centrifuge vial before opening. Suspend the product by gently pipetting the above recommended solution down the sides of the vial. DO NOT VORTEX. Allow several minutes for complete reconstitution. For prolonged storage, dilute to working aliquots in a 0.1% BSA solution, store at -80°C and avoid repeat freeze thaws.

Expiration Date:                      
12 months from date of receipt when stored at -20°C to-80°C as supplied.
1 month when stored at 4°C after reconstituting as directed.
3 months when stored at -20°C to -80°C after reconstituting as directed.

Data Sheet (PDF)

SDS Document (PDF)

Animal-Free Documents:

Data Sheet AF (PDF)

SDS Document AF (PDF)

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  • Select size
    Mini: 5 ug, Std.: 20 ug, Value: 100 ug, Midgi: 500 ug, Mg: 1 mg, Animal-Free Mini: 5 ug, Animal-Free Std.: 20 ug, Animal-Free Value: 100 ug, Animal-Free Midgi: 500 ug, Animal-Free Mg: 1 mg