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MilliporeSigma™ Novagen™ BL21(DE3) Competent Cells

Achieve greater efficiency, reproducibility and convenience with Novagen prepared 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.

$181.50 - $327.00

Specifications

Efficiency Guaranteed efficiency: >2 x 107 cfu/μg
Content And Storage Store at ≤-70deg;C, Avoid repeated freeze/thaw
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Products 2
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
69-450-3
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MilliporeSigma™
694503
0.4 mL (2 x 0.2 mL aliquots)
Each for $181.50
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69-450-4
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MilliporeSigma™
694504
1 mL (5 x 0.2 mL aliquots)
Each for $327.00
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Description

Description

  • Deficient in Ion and ompT proteases, BL21 and its derivatives are ideal for many applications

    T7 expression strain
  • Lysogen of bacteriophage DE3
  • Carries copy of T7 RNA polymerase gene under control of the lacUV5 promoter
  • Suitable for production of protein from target genes cloned in appropriate T7 expression vectors, using IPTG as an inducer
Specifications

Specifications

Guaranteed efficiency: >2 x 107 cfu/μg
Store at ≤-70deg;C, Avoid repeated freeze/thaw
SDS
Documents

Documents

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