BL21(DE3) competent cells provide nontoxic protein expression and high transformation efficiency. Cloning directly in the strain can save you two days of work on subcloning procedures BL21-gold competent cells feature the high transformation efficiency phenotype (Hte) and have the gene…

Protein Expression competent cell packs efficiently test multiple strains for expression. Efficient and economical way to test multiple strains for high protein expression;Contains BL21 and BL21-Gold competent cells;Directly clone and express most protein constructs The Protein Expression…