E. cloni-EXPRESS BL21(DE3)Chemically Competent Cells BAC-Optimized Replicator is deleterious or lethal to

is deleterious or lethal to these standard BL21 strains

Richardson

Quality Control: Rec J Exonuclease is free of detectable RNase and contaminating DNA endonuclease activities

Poly(A) Polymerase uses ATP as a substrate for template-independent addition of adenosine monophosphate to the 3´-hydroxyl termini of RNA molecules

Simple: No centrifugation steps of spin columns used to help increase yields

E. cloni-EXPRESS BL21(DE3)Chemically Competent Cells BAC-Optimized Replicator is deleterious or lethal toE. cloni EXPRESS BL21(DE3) Competent Cells Best value for routine protein expression available as Electrocompetent and Chemically Competent Cells. Lucigens E. cloni EXPRESS BL21(DE3) Electrocompetent Cells are the first to offer high efficiency cloning and high level protein expression in the same cell. Cloning efficiencies are increased 25 1,000 fold relative to competitors preparations of BL21 cells (Figure 1), which is essential for construction of