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Invitrogen™ One Shot™ BL21(DE3)pLysS Chemically Competent E. coli DFS Item

Ideal for use with T7 promoter-based expression systems (e.g., pRSET, pCR™T7, and pET)

$463.00 - $764.00


Bacterial Content BL21(DE3), BL21(DE3)pLysS
Cell Type Chemically Competent
Species E. coli
View More Specs


For Research Use Only. Not for use in diagnostic procedures.

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Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
C606003 Life Technologies
20 x 50μL Each for $764.00
C606010 Life Technologies
10 x 50μL Each for $463.00


BL21(DE3)pLysS cells carry both the DE3 lysogen and the plasmid pLysS. pLysS constitutively expresses low levels of T7 lysozyme, which reduces basal expression of recombinant genes by inhibiting basal levels of T7 RNA polymerase.

Not high-throughput compatible (Manual)

Bacterial Expression, Protein Expression, Proteins, Expression, Isolation and Analysis

Description & Specifications


BL21(DE3), BL21(DE3)pLysS
Chemically Competent
E. coli