Competent Cells

Competent Cells

Cell competence refers to the ability of a cell to take up extracellular DNA from the environment via transformation. These products include competent cells for subcloning, protein expression, and genetic library creation.
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MultiShot™ FlexPlate Mach1™ T1R Competent Cells Invitrogen™

MultiShot FlexPlate Mach1 T1R chemically competent E. coli cells are cloning competent cells that are pre-aliquoted in a 96-well PCR plate to increase transformation productivity. The FlexPlate format can be divided down to any combination of 8-well segments for flexibility in transformation...

BL21(DE3) Competent Cells Thermo Scientific™

Thermo Scientific BL21(DE3) Competent Cells are suitable for the expression of non-toxic heterologous genes. The strain contains the lambda DE3 prophage that carries the gene for T7 RNA polymerase under control of a lacUV5 promoter, allowing expression of the T7 RNA polymerase to be induced with...

One Shot™ PIR1 Chemically Competent E. coli Invitrogen™

The Echo™ Cloning System is a two-vector system that utilizes the Cre-lox site-specific recombination system of bacteriophage P1 (1,2) for rapid cloning into multiple vectors. Your gene of interest is cloned into one of the specially designed donor vectors which can then be recombined with as many...

One Shot™ BL21 Star™ (DE3) Chemically Competent E. coli Invitrogen™

One Shot® BL21 Star™ (DE3) Chemically Competent E. coli are designed for applications that require high-level expression of non-toxic recombinant proteins from low copy number, T7 promoter-based expression systems (e.g., Champion™ pET vectors).

One Shot™ Mach1™ T1 Phage-Resistant Chemically Competent E. coli Invitrogen™

One Shot® Mach1™ T1 Phage-Resistant Chemically Competent E. coli are the fastest growing chemically competent cells currently available (see figure). Doubling time is approximately 50 minutes, compared to >74 minutes for other cloning strains.

MultiShot™ TOP10 Chemically Competent E. coli Invitrogen™

MultiShot™ TOP10 Chemically Competent E. coli provide transformation efficiencies of >1 x 108 cfu/µg control plasmid DNA, and are suited for high-throughput transformations. MultiShot™ TOP10 Chemically Competent cells are packaged in five 96-well microtiter plates (15 µL aliquots) to simplify...

One Shot™ OmniMAX™ 2 T1R Chemically Competent E. coli Invitrogen™

The One Shot® OmniMAX™ 2 T1R E. coli strain is an improved chemically competent cell line, perfect for use in all cloning applications, including the Gateway® technology. OmniMAX™ 2 T1R cells offer the highest transformation efficiency of any chemically competent cells in a One Shot® format, with >5...

DH5α Competent Cells Thermo Scientific™

Thermo Scientific DH5α Competent Cells are high efficiency, chemically competent E. coli cells ideal for construction of gene banks or generation of cDNA libraries using plasmid-derived vectors. The φ80dlacZΔM15 marker provides α-complementation of the β-galactosidase gene from pUC or similar...

MultiShot™ StripWell DH5α T1R Competent Cells Invitrogen™

MultiShot StripWell DH5α T1R chemically competent E. coli cells are cloning competent cells that are packaged in a rack containing 12 strips of 8 wells to increase productivity for medium-throughput bacterial transformations. MultiShot StripWell DH5α T1R competent E.

Expi293™ Met (–) Expression Medium Gibco™

Expi293 Met (–) Expression Medium is a cGMP-manufactured, chemically defined, serum-free, protein-free, animal origin-free, methionine-free medium for growth and transfection of Expi293F cells. The medium is part of the Expi293 platform for rapid, high-yield transient protein expression from...

CD Hybridoma Medium Gibco™

CD Hybridoma Medium is an animal origin–free, chemically defined, protein-free medium specifically developed for the ability to support the growth of hybridomas for antibody production. Gibco® CD Hybridoma Medium features: • Ability to support suspension and stationary hybridomas and myelomas •...

ElectroMAX™ DH5α-E Competent Cells Invitrogen™

ElectroMAX DH5α-E Competent Cells are derived from the DH5α strain and are suitable for transformation by electroporation. They may be used in procedures requiring high transformation efficiencies, such as generation of cDNA libraries or in transformations with limited input DNA.

Grace's Insect Medium, unsupplemented Gibco™

Grace's Insect Medium was originally designed for the growth of cells from the Australian Emperor Gum Moth, Antherea eucalypti. One supplemented, Grace's Unsupplemented Insect Medium is now widely used for the growth of Spodeptera frugiperda cells, Sf9 and Sf21.

Grace's Insect Medium (2X), supplemented Gibco™

Grace's Supplemented Insect Medium was originally designed for the growth of cells from the Australian Emperor Gum Moth, Antherea eucalypti. Grace's Supplemented Insect Medium is now widely used for the growth of Spodeptera frugiperda cells, Sf9 and Sf21.

One Shot™ MAX Efficiency™ DH5α-T1R Competent Cells Invitrogen™

One Shot MAX Efficiency DH5α-T1R Competent Cells are derived from the popular DH5α strain. DH5α-T1R carry the tonA genotype that confers resistance to T1 and T5 phage. T1 bacteriophage spread rapidly and lyse E. coli hosts, which are commonly used for cloning and library construction.
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