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ImmuLex™
Streptococcus antisera
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
- Place a drop of latex reagent and a drop of sample on the circle of the reaction card.
- Mix and spread within the circle.
- 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 |
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References
- 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. ↩︎