Streptococcus portfolio
Streptococcal infections range from neonatal disease and invasive sepsis to pharyngitis and zoonotic infections. Accurate serogrouping and serotyping support diagnosis, surveillance, and vaccine research. At SSI Diagnostica Group, we provide reference materials and high‑quality antisera used by laboratories and vaccine developers worldwide.
Product scope
- Group B streptococcus (GBS, also known as Streptococcus agalactiae): Type antisera Ia–IX for Neufeld (capsular reaction) and Lancefield testing and ImmuLex™ Strep‑B latex kit for rapid agglutination.
- Streptococcus suis: Type antisera (selected serotypes) for Neufeld (capsular reaction) and Lancefield testing.
Methods and use
Our portfolio supports established serological methods:
- Lancefield test (precipitin in capillary tube) for group confirmation and serotyping.
- Latex agglutination (ImmuLex™) for rapid results.
- Neufeld (capsular reaction / Quellung) for capsule‑expressing streptococci (e.g., S. suis and Group B Streptococcus).
Product overview
ImmuLex™ Group B Streptococcus antisera
Our Immulex™ Group B Streptococcus antisera
consist of polyclonal antibodies sensibilised on latex particles.
Streptococcus antisera
Group B Streptococcus and Streptococcus suis antisera for the capsular reaction test (Neufeld) and precipitation.
Streptococcus strains
Selected groups and types
Get in touch
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FAQ:
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Yes, we can produce customized unit sizes (higher quantity required) if you have a contract agreement with SSI Diagnostica Group. Please reach out to us via the contact form so we can learn more about your requirements and discuss the available options.
Yes, you can order a specific lot if you have a contract agreement with SSI Diagnostica Group. Please reach out to us via the contact form for more information.
We do not recommend using expired products. SSI Diagnostica Group cannot guarantee that expired products will continue to meet their specificity and sensitivity as well as performance requirements.