Expression strain BL21:pLysS

Tim Green tpg at
Mon Jul 3 06:48:01 EST 1995

In article <804549313-0-35270 at>,
sfredric at wrote:

> I would like to find out if the E.coli expression strain BL21(DE3):pLysS is 
> commercially available?  If you have some definite info, I would appreciate 
> hearing from you.  Thanks, Scott
> rsfredri at

Novagen sell the pET system and all the associated products, including the
BL21 strains.  The catalogue number is 69388-1.  I have no idea what the
price is in America.  Novagen can be contacted in the US on 800-526-7319


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