In July 2005 Invitrogen Corporation (now Thermo Fisher Scientific) acquired BioSource International™ and its line of proteins, antibodies, and reagents for single and multiplex cytokine and signal transduction assays. Products formerly offered by BioSource are now part of the Invitrogen product lines.

Thermo Fisher Scientific offers a comprehensive portfolio of products. Our assay solutions and immunological reagents such as primary and secondary antibodies support science across more than 50 research areas. Thermo Fisher Scientific researchers will continue to provide solutions to help you be first in your experimental journey.

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