Knock Out serum replacement Invitrogen catalog no 108280028

This product has a short shelf-life and should be aliquoted into 50 mL tubes and stored at -20°C. Thaw at 37°C just prior to use.

Additional information

KnockOut serum replacement (KSR) is a brand name for an Invitrogen product that is composed of BSA, transferrin, insulin, and other protein and non-protein components. The exact formulation is proprietary, but its composition was published (July 16, 1998) in an International Application Published under the Patent Cooperation Treaty (PCT), designated WO98/20679. See Epoline ( to view the entire patent application.

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  • gustava udinesi
    How to unfreeze knockdown serum replacement?
    8 years ago

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