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Natural Cor a 9 (NA-CA9-1)

  • Natural Cor a 9 (NA-CA9-1)
Allergen:

nCor a 9 (Corylus avellana allergen 9), hazelnut

Unit: 250µg
Source: 11S globulin from hazelnut.
Mol. Wt: Multiple subunits ranging from 30 to 59 kD        
Purification:

Purified from hazelnut extract by multi-step HPLC.        
Purity > 95 % by silver stained SDS-PAGE.

Concentration:

See product insert. 

Formulation:

Preservative and carrier-free in 1M NaCl, PBS pH 7.40. Filtered through 0.22µm filter.

Storage: Store at -20ºC. Avoid repeated freeze-thaw cycles
Notes:

(1) 11S globulins are synthesized as single peptide chain precursors that are cleaved post-translationally.                                    

(2) Solubility of Cor a 9 is dependent on the presence of at least 1M NaCl.

 
Genbank:  
PDB:  
Product Resources:

Natural Cor a 9 Certificate of Analysis

Allergens are provided for research and commercial use in vitro:  not for human in vivo or therapeutic use.

References:

 

1.         Beyer K et al. Identification of an11S globulin as a major hazelnut food allergen in hazelnut-induced systemic reactions. J Allergy Clin Immunol. 2002;110(3):517-23.

2.            Guo Fet al. Purification and crystallization of Cor a 9, a major hazelnut allergen. Acta Crystallogr Sect F Struct Biol Cryst Commun. 2009;65:42-6.

3.            Masthoff LJ et al. Sensitization to Cor a 9 and Cor a 14 is highly specific for a hazelnut allergy

with objective symptoms in Dutch children and adults. J Allergy Clin Immunol. 2013;132(2):393-9

 

 

 

 

File Name Size Added Link
NA-CA9_CoA 250.22KB 17/03/2017 Download
Natural Cor a 9 Certificate of Analysis
  • Product Code: NA-CA9-1
  • Availability: In Stock
  • $625.00

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Tags: food allergen, hazelnut, Cor a 1, purified allergen,