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Thank you for being part of the Doulix journey!
After many amazing years, Doulix will close on November 7, 2025. We deeply thank all our users for their trust and support. For future plasmid-related services and information, please visit pSEVA. 💙E.coli BL21Gold(DE3)pLysS
SKU: AGL-230134 · Manufactured by: Agilent Technology Inc.
Chemically-competent BL21 competent cells are an all-purpose strain for high-level protein expression and easy induction. BL21 pLysS has the tightest control of protein expression for extremely toxic proteins. Indeed, pLysS codes for T7 lysozome, a T7 RNA polymerase inhibitor. Efficiency : ≥1 x 108 cfu/ µg of supercoiled DNA.