Competent Cells
MilliporeSigma™ Novagen™ Origami™ 2 Competent Cell Set
Origami 2 strains have mutations in glutathione reducatase (gor) and thioredoxin reductase (trxB), facilitating proper disulfide bond formation.
MilliporeSigma™ Novagen™ Rosetta™ Blue (DE3) Competent Cells
Rosetta-gami B strains combine the key features of BL21, Origami, and Rosetta to enhance both the expression of eukaryotic proteins and the formation of target protein disulfide bonds.
MilliporeSigma™ Novagen™ Rosetta-gami™ B (DE3) pLysS Competent Cells
Rosetta-gami B strains combines the key features of BL21, Origami, and Rosetta to enhances the expression of eukaryotic proteins. T7 lysozyme expression suppresses basal T7 expression.
Invitrogen™ MultiShot™ FlexPlate Mach1™ T1R Competent Cells
MultiShot FlexPlate Mach1 T1R chemically competent E. coli cells are exceptionally fast-growing cloning competent cells pre-aliquoted in a 96-well PCR plate to increase transformation productivity.
MilliporeSigma™ Novagen™ Veggie NovaBlue Singles™ Competent Cells
Produces high-quality plasmid DNA
Invitrogen™ MultiShot™ TOP10 Chemically Competent E. coli Cells, 96-tube rack
MultiShot TOP10 Chemically Competent E. coli Cells provide high-efficiency transformation for routine cloning with flexible workflow capacity. The 96-tube rack format supports scalable, high-throughput plasmid propagation and blue/white screening.
Invitrogen™ MultiShot™ Mach1™ T1R Chemically Competent E. coli Cells, 96-well plate
MultiShot Mach1™ T1R Chemically Competent E. coli Cells enable rapid, high-efficiency cloning in an automation-ready 96-well format. Fast-growing and phage-resistant, these cells support same-day transformation and streamlined high-throughput workflows.
Invitrogen™ MultiShot™ FlexPlate OmniMAX™ 2 T1R Competent Cells
MultiShot FlexPlate OmniMAX 2 T1R chemically competent E. coli cells are a superior strain of cloning competent cells that are pre-aliquoted in a 96-well PCR plate to increase transformation productivity.
Invitrogen™ One Shot™ TOP10/P3 Chemically Competent E. coli
One Shot TOP10/P3 Chemically Competent E. coli cells are designed for vector transformation encoding the synthetic supF gene (tyrosine tRNA suppressor) and allow high-quality pCDM8, pcDNA1.1 plasmid, or any other supF-containing vector preparation.
Invitrogen™ MultiShot™ BL21(DE3) Chemically Competent E. coli Cells, 96-tube rack
MultiShot BL21(DE3) Chemically Competent E. coli Cells enable efficient protein expression with flexible workflow capacity. The 96-tube rack format allows convenient use with varying sample numbers for scalable, high-throughput expression and cloning experiments.
Invitrogen™ MultiShot™ Stbl3™ Chemically Competent E. coli Cells, 96-well plate
MultiShot Stbl3 Chemically Competent E. coli Cells support cloning of unstable vectors with direct repeats. Automation-compatible 96-well format ensures high-throughput use while the Stbl3 strain minimizes recombination and maintains complex constructs.
MilliporeSigma™ Novagen™ BLR (DE3) pLysS Competent Cells
BLR is a recA derivative of BL21 that improves plasmid monomer yields and may help stabilize target plasmids containing repetitive sequences. T7 lysozyme expression suppresses basal T7 expression.
MilliporeSigma™ Novagen™ BL21 Competent Cells
BL21 host strain is the most widely used host background and has the advantage of being deficient in both lon and ompT proteases.
Invitrogen™ MultiShot™ BL21 Star™ (DE3) Chemically Competent E. coli Cells, 96-tube rack
MultiShot BL21 Star (DE3) Chemically Competent E. coli Cells deliver enhanced mRNA stability for high-yield protein expression. The flexible 96-tube rack format supports scalable, efficient workflows for cloning and expression experiments.
Invitrogen™ MAX Efficiency™ DH5α Competent Cells
MAX Efficiency™ DH5α Competent Cells are a well-known, versatile strain that is used in many everyday cloning applications. Prepared by a proprietary modification of the Hanahan method, these cells are suitable for high efficiency transformations in applications where low amount of DNA is used or to construct libraries using plasmid-derived vectors.