Optimize your westerns and save money

Looking for cleaner, more specific western blots? Changing your antibody is not your only tool.
In addition to our highly validated antibodies, we offer a complete toolbox of products to help you troubleshoot your western blot, from preserving protein yield during sample prep to optimizing signal sensitivity.
Limited Time Offer: Add  $800 worth of eligible products* from our western blotter’s toolbox to your cart and unlock savings on select western workflow products:

11% off

Protein sample
prep products

22% off

Everyday western blot
optimization reagents


Here is how: Add $800* worth of products to your cart in any combination from the categories below. Apply promo code RJM219 to unlock savings on selected products indicated in each tab:

Discount applies to customer price on eligible products only. Offer expires 12/31/19.

     Protein sample prep products — 11% off


     Everyday western blot optimization reagents — 22% off

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Our enhanced antibody shopping experience offers a streamlined interface and a simpler way to find the exact, high quality Invitrogen antibody you’re looking for.


     No discount, but these items qualify towards the $800 purchase


* This promotion is available only to customers in the US (excluding Puerto Rico) and Canada who purchase $800 or more of qualifying protein extraction reagents, inhibitors, protein cleanup reagents, precast protein gels, gel ladders, gel running buffers, gel electrophoresis equipment, western transfer devices, transfer buffers, membranes, substrates, blocking buffers, and Invitrogen antibodies (excluding primary conjugated flow cytometry antibodies and IVD antibodies) in any combination and enter promotion code RJM219 for 11% off on qualifying protein extraction, inhibitors and protein cleanup products; and 22% off qualifying gel ladders, substrates, blocking buffers, and Invitrogen antibodies (excluding primary conjugated flow cytometry antibodies and IVD antibodies). See a complete list of eligible products at thermofisher.com/toolboxpromo. Offer valid for qualifying orders received no later than December 31, 2019, or until product supplies are depleted, whichever comes first. Discount offer is limited to one redemption per order. Discount applies to the customer price in effect at the time the order is received by Life Technologies. Cannot be combined with other discounts or promotions. Offer void where prohibited, licensed, or restricted by federal, state, provincial, or local laws or regulation or agency/institutional policy. Other restrictions may apply.