Competent Cells
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.
Invitrogen™ MultiShot™ DH5α T1R Chemically Competent E. coli Cells, 96-well plate
MultiShot DH5α T1R Chemically Competent E. coli Cells provide reliable, high-efficiency cloning in an automation-friendly 96-well format. Ideal for high-throughput DNA manipulation and plasmid propagation using the trusted DH5α T1R strain.
Invitrogen™ MultiShot™ BL21(DE3) Chemically Competent E. coli Cells, FlexPlate
MultiShot BL21(DE3) Chemically Competent E. coli Cells offer high-efficiency protein expression in a flexible 96-well format. Breakable into 8-well strips, it enables convenient, scalable workflows for recombinant protein production and parallel cloning experiments.
MilliporeSigma™ Novagen™ BL21 (DE3) pLysS Singles™ Competent Cells
BL21 strains are the most widely used hosts for protein expression from pET recombinants and have the advantage of being deficient in both lon and ompT proteases.
MilliporeSigma™ Novagen™ NovaBlue Singles™ Competent Cells
NovaBlue Singles Competent Cells are designed for ultimate convenience and reliability in plasmid transformation.
MilliporeSigma™ Novagen™ BL21(DE3) pLysS Competent Cells
BL21 host strain that expresses T7 RNA polymerase and also encode T7 lysozyme that suppresses basal expression of toxic target proteins prior to induction.
MilliporeSigma™ Novagen™ BL21(DE3) Singles™ 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.
MilliporeSigma™ Novagen™ Veggie BL21 (DE3) Singles™ Competent Cells
Protease-deficient hosts (BL21) for protein expression; Manufactured free of animal-derived media and components
MilliporeSigma™ Novagen™ Rosetta™ 2(DE3)pLysS Singles™ Competent Cells
Novagen's Rosetta™ 2 host strains are BL21 derivatives designed to enhance the expression of eukaryotic proteins that contain codons rarely used in E. Coli.
MilliporeSigma™ Novagen™ Rosetta-gami™ 2 Competent Cell Set
Novagen's Rosetta™ 2 host strains are BL21 derivatives designed to enhance the expression of eukaryotic proteins that contain codons rarely used in E. Coli.
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.
MilliporeSigma™ Novagen™ Origami™ 2 (DE3) Competent Cells
Origami 2 strains have mutations in glutathione reducatase (gor) and thioredoxin reductase (trxB), facilitating proper disulfide bond formation.
MilliporeSigma™ Novagen™ Rosetta™ 2 (DE3) Competent Cells
Novagen's Rosetta™ 2 host strains are BL21 derivatives designed to enhance the expression of eukaryotic proteins that contain codons rarely used in E. Coli.
MilliporeSigma™ Novagen™ Rosetta™ 2 (DE3) Singles Competent Cells
Novagen's Rosetta™ 2 host strains are BL21 derivatives designed to enhance the expression of eukaryotic proteins that contain codons rarely used in E. Coli.
Gibco™ Expi293™ Met (–) Expression Medium
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.