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ImmuLex™ Streptococcus group B latex agglutination products1 are ready-to-use, rapid assays for serotyping and confirmation of Streptococcus agalactiae (GBS).

Designed for clinical microbiology and reference laboratories, ImmuLex™ enables visual results within 30 seconds—directly from pure cultures—without the need for a microscope. 

Product description

Our ImmuLex™ Streptococcus group B for latex testing are manufactured free of cross-reactions with known strains in vials with 1.5 mL ready-to-use antiserum. This is sufficient for a minimum of 75 reactions. 

How to use

  1. Place a drop of latex reagent and a drop of sample on the circle of the reaction card.
  2. Mix and spread within the circle.
  3. Read result visually within 30 seconds (positive = visible agglutination).  

Product range

Group B antisera

Article number Product Number of tests Packing 
54982 ImmuLex™ type Ia 75 1.5 mL vial 
54983 ImmuLex™ type Ib 75 1.5 mL vial 
54984 ImmuLex™ type II 75 1.5 mL vial 
54985 ImmuLex™ type III 75 1.5 mL vial 
54986 ImmuLex™ type IV 75 1.5 mL vial 
54987 ImmuLex™ type V 75 1.5 mL vial 
54988 ImmuLex™ type VI 75 1.5 mL vial 
54989 ImmuLex™ type VII 75 1.5 mL vial 
54990 ImmuLex™ type VIII 75 1.5 mL vial 
69745 ImmuLex™ type IX 75 1.5 mL vial 

Kits

Article number Product Number of tests Packing 
54991 ImmuLex™ Strep‑B kit 10 x 75 1 box 
53285 Reaction cards 200 pcs 600 1 box 
88464 Reaction cards 50 pcs 150 1 box 

If you have any questions, comments, or collaboration inquiries, you are very welcome to reach out.

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    References

    1. B. Afshar, K. Broughton, R. Creti, A. Decheva, M. Hufnagel, P. Kriz, L. Lambertsen, M. Lovgren, P. Melin, G. Orefici, C. Poyart, A. Radtke, J. Rodriguez-Granger, U. B. Skov Sørensen, J. Telform, L. Valinsky, L. Zachariadou, members of the DEVANI study group, and A. Efstratiou. International External Quality Assurance for Laboratory Identification and Typing of Streptococcus agalactiae (Group B Streptococci). Journal of Clinical Microbiology, Apr. 2011, p. 1475-1482.  ↩︎