• Anti-SARS-Cov-2 Multiplexed Serology Assay: one of the most sensitive and reliable SARS-CoV-2 assays coming soon

  • Flow cytometry SARS-CoV-2 multiantigen test simultaneously target FOUR separate SARS-Cov-2 specific antigens

  • we are working every day to open opportunities for a better understanding of the immune response and its evolution over time after vaccination. 

SARS-CoV-2 Multiantigen IgG+IgA kits

Multi-Antigen IgG+IgA Assay is a multiplex, microsphere-based, highly sensitive and specific assay that measure the presence or absence of antibodies against four different SARS-CoV-2 antigens simultaneously. 
Spike Protein
Nucleocapsid protein
RBD Domain 
Mpro/3CLPro Protein

    Information for Laboratories and Distributors:


    How do I place an order?

    SARS-CoV-2 Multiantigen IgG+IgA Kits are not avaible yet. However, they are coming soon. If you are interested and you want to learn more about these kits, you can contact us and we will be back to you shortly.

    Can I perform this test at home?

    These tests are for professional use only. If you are interested in acquiring these kits, please, contact us by  email info@immunostep.com, and we will contact you shortly.

    How do I obtein the product if I am a particular?

    If you are a particular and you want to acquire this test, please contact us in order to recieve a personalized proposal of distributors near you.

    Do you work with a distributor in my country?

    Our products are available through our extensive distribution network all over the world. Please contact us and we will give you all the information shortly.