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BL21 Expression Competent Cells by Agilent Technologies

5.0
/
5.0
  |  2 reviews
Three different strains that provide varying levels of expression control with T7 promoter-driven vectors, such as the pCAL and pET vectors.BL21 derivatives for tight expression control Express toxic proteins Use BL21, BL21-Gold or BL21-CodonPlus cells High-level protein expression Use for established expression constructs Economical alternative


BL21 Expression Competent Cells by Agilent Technologies product image
BL21 Expression Competent Cells
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Average Rating: 5.0
2 Scientists have reviewed this product

5 out of 5
Ease of use
5 out of 5
After sales service
5 out of 5
Value for money


  • Status:

    Reviewer
  • Member since: 2014

  • Organization: UCSF



  • Ease of use
    5 out of 5
    After sales service
    5 out of 5
    Value for money
    5 out of 5
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Always great expression results!
Rating: 5.0

  • Application Area: Protein expression

"I've been using these competent cells for over 10 years."

Review date: 14 Dec 2021 | BL21 Expression Competent Cells
  • Status:

    Reviewer

  • Member since: 2014

  • Organization: University of Cincinnati



  • Ease of use
    5 out of 5
    After sales service
    5 out of 5
    Value for money
    5 out of 5
Share this ReviewShare this Review on TwitterShare this Review
Rating: 5.0

  • Application Area:Recombinant Protein expression

"These cells were very efficient in expressing the recombinant protein of my interest!"

Review date: 11 Nov 2015 | BL21 Expression Competent Cells
Three different strains that provide varying levels of expression control with T7 promoter-driven vectors, such as the pCAL and pET vectors.


  • BL21 derivatives for tight expression control
  • Express toxic proteins
  • Use BL21, BL21-Gold or BL21-CodonPlus cells
  • High-level protein expression
  • Use for established expression constructs
  • Economical alternative