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IFN Proteins and Antibodies

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Welcome to the new PBL Assay Science website!

We'd love it if you could browse around and let us know what you think -- we're a small team and appreciate the extra eyes. 

While you're browsing, if you come across any products you'd like to purchase, we're offering a month-long promotion with code: NEWSITE15

Leading the wave

Cytokines 2022 Annual Meeting


PBL Assay Science, a trusted source of interferon and cytokine ELISA kits, proteins, antibodies, and testing services, is proud to be a sponsor of the Cytokines 2022 annual meeting. Our products include:


Human Type I Interferon Proteins


Mouse Type I Interferon Proteins


Antibodies against Type I Interferons



As a thank you for your support, we are offering a 15% Special Discount* to research attendees of the meeting. Use code Cytokines2022 on your next order to us.


*Applies to direct U.S. orders only