Welcome to the online resource for PBL Assay Science products. We offer a comprehensive range of high quality assay kits, cytokines and interferons, including hard to find interferon subtypes, and monoclonal and polyclonal antibodies for life science researchers. PBL products provide consistent performance with reliable and reproducible results.


► Did you know that you can receive a $25 Amazon e-gift card if you've recently published using a PBL product? Find out more!


Monoclonal and Polyclonal Antibodies validated for use in biological assays.
Interferons, Cytokines & Growth Factors for life science research.
Leading portfolio of ELISAs and multiplex kits for immunological assay development.

Find your product of interest by searching for category, species, molecule and/or application.

Visit our blog to read about recent developments in the fields of interferon, cytokine and biomarker research!

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