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  5. MilliporeSigma™ Novagen™ BL21(DE3) Singles™ Competent Cells

MilliporeSigma™ Novagen™ BL21(DE3) Singles™ Competent Cells

BL21(DE3) is a chemically competent E. coli cell suitable for transformation and high level protein expression using a T7 RNA polymerase-IPTG induction system.

$237.00 - $411.00

Specifications

Efficiency Guaranteed efficiency: >2 x 107 cfu/μg
Content And Storage ≤-70°C
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Products 2
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
70-235-4
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MilliporeSigma™
702354 		22 Reactions
Each for $411.00
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70-235-3
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MilliporeSigma™
702353 		11 Reactions
Each for $237.00
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Description

Description

BL21 strains are the most widely used hosts for protein expression from pET recombinants and have the advantage of being deficient in both lon and ompT proteases.
Specifications

Specifications

Guaranteed efficiency: >2 x 107 cfu/μg
≤-70°C
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