New England Biolabs is working diligently to ensure we keep our employees and their families safe, while maintaining our business continuity. Despite a "Stay At Home" advisory being put in place in Massachusetts, USA, we are deemed an essential business, and our manufacturing and distribution teams continue to be fully operational. We are continuing to work with our suppliers and distribution partners to ensure uninterrupted access to our products and technical support.

T7 Express lysY/Iq Competent E. coli (High Efficiency)

NEB does not add a dry ice surcharge to our competent cell shipments.

High efficiency chemically competent E. coli cells suitable for T7 expression with highest level of expression control.

  • T7 RNA Polymerase in the lac operon - no λ prophage
  • Tight control of expression by laclq allows potentially toxic genes to be cloned
  • Control of T7 RNA Polymerase by lysozyme allows potentially toxic genes to be expressed
  • Deficient in proteases Lon and OmpT
  • Resistant to phage T1 (fhuA2)
  • Free of animal products
Learn more about how this product is being used in the Product Citation Tool
Catalog # Concentration Size List Price Your Price Quantity
C3013I Not Applicable 6 x 0.2 ml/tube $311.40
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