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Respiratory Antigen Products 

Extensive respiratory antigen panels for test innovation and development.

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Your Trusted Respiratory Antigen Supplier

As diagnostic companies are continuously improving the speed and technology underlying their tests, they are reliant on Microbix’s high-quality respiratory antigens for test innovation and development. These antigens are inactivated for infectivity, not antigenicity, to ensure utmost user safety. 


Our respiratory antigen product panel covers:

  • Adenovirus Grade 2

  • Respiratory syncytial virus (RSV)

  • Parainfluenza virus 2 Grade 2 and 3 Grade 2

  • Mycoplasma pneumoniae Grade 2

  • Influenza A Grade 2

  • Influenza A H3N2

  • Influenza B

  • Chlamydophila pneumoniae

Setting the Gold Standard for Infectious Disease Diagnostic Standards


Decades of Trusted Quality

For almost three decades, our antigens have been of the highest reliability and quality for diagnostic companies worldwide. 


Enhanced Precision

Our antigen products are excellent positive quality controls for diagnostics assays. 


Comprehensive Coverage

Our extensive respiratory antigen panels fit any level of immunoassay you require. 

Download Our Full Product Catalogue 

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News & Insights from Our Diagnostics Experts

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    Microbix Product Supporting Testing for Drug-Resistant Sexually-Transmitted Infection MISSISSAUGA, CANADA, April 25, 2024 – Microbix Biosystems Inc. (TSX: MBX, OTCQX: MBXBF, Microbix®), a life sciences innovator, manufacturer, and exporter, announces that Labquality Ltd., a collaborator and customer, is presenting results of its use of Microbix Quality Assessment Products (“QAPs™”) for accreditation of clinical labs for…

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    Frequently Asked Questions

    Which respiratory viruses or pathogens do your respiratory antigens cover?

    Our respiratory antigen products are appropriate for the qualitative detection of respiratory and influenza viruses including adenovirus Grade 2, respiratory syncytial virus (RSV), parainfluenza 2 Grade 2 and 3 Grade 2,  mycoplasma pneumoniae Grade 2, influenza A Grade 2, influenza A H3N2, influenza B, chlamydophila pneumoniae.

    Are your respiratory antigens available in different formats?

    All antigen products are produced in liquid formulations. Depending on the product type, they can be ordered in 1mL, 10mL, 50mL, or 100mL. 

    Are your respiratory antigens suitable for diagnostic purposes or research applications?

    Our respiratory antigens are applicable for research applications or further manufacturing use. 

    What is the source and purity of your respiratory antigens?

    Our respiratory antigen products are derived from natural sources. 

    What is the shelf life of your respiratory antigens?

    The shelf life of our respiratory antigen controls is two years from the shipping date.

    Product NameEL Catalogue NumberProduct Description
    Adenovirus, Grade 2EL-15-02Description: Native adenovirus antigen preparation contains a high concentration of virus and viral components as well as some cellular material in MEM.Strain: Adenoid 6Buffer: MEM
    RSVEL-07-03Description: Native RSV antigen preparation contains a high concentration of virus and viral components as well as some cellular material in HEPES + Magnesium Sulphate.Strain: LongBuffer: HEPES + Magnesium Sulphate
    Parainfluenza 2, Grade 2EL-09-02Description: Native Parainfluenza 2 virus antigen preparation contains a high contains a high concentration of virus and virus components as well as some cellular material suspended in Tissue Culture Media.Strain: GreerBuffer: Tissue Culture Media
    Parainfluenza 3, Grade 2EL-10-02Description: The resulting antigen preparation contains a high concentration of virus and virus components as well as some cellular material suspended in Tissue Culture Media.Strain: C243Buffer: Tissue Culture Media
    Mycoplasma pneumoniae, Grade 2EL-11-02Description: Native mycoplasma pneumoniae antigen preparation contains soluble Mycoplasma components in PBS.Strain: FHBuffer: PBS
    Influenza A, Grade 2EL-13-02Description: Native influenza A virus preparation contains a high concentration of viral antigens as well as some egg proteins (allantoic fluid).Strain: Influenza A/New Caledonia/20/99 (/H1N1)Buffer: PBS
    Influenza A H3N2EL-13-03Description: Influenza B native antigen is derived from semi-purified cell culture lysate with a high titre of Influenza B particles. Cells were infected with the Influenza B/Hong Kong 5/72 strain.Strain: H3N2 SubtypeBuffer: PBS
    Influenza B, Grade 2EL-14-03Description:  Influenza B native antigen is derived from semi-purified cell culture lysate with a high titre of Influenza B particles. Cells were infected with the Influenza B/Hong Kong 5/72 strain.Strain: Hong Kong 5/72Buffer: EMEM
    Chlamydophila (Chlamydia) pneumoniaeEL-46-02Description: Native C.(Chlamydia) pneumoniae preparation contains a high concentration of the bacteria suspended in SPG buffer.Strain: CWL-029Buffer: SPG buffer