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One Shot BL21 Strains | E. coli Competent Cells
SponsoredVariety of BL21 chemically competent cells for protein expression available. Order now. BL21 strains constructed for high-level expression of recombinant proteins. Order Now.High-Level Expression · OneShot Format · Ideal for T7 Promoters · Applied Biosystems™
Brands: Applied Biosystems™, Invitrogen™, Thermo Fisher Scientific™