Using antibiotics when preparing competent cells

ajordaan at ajordaan at
Sun Feb 20 12:47:57 EST 2000

Hallo!  When preparing competent E.coli from
strains that have resistance to some antibiotic
(such as Xl1-blue) using Inoue's method, would it
influence the competency of the cells if the
antibiotic is included in the SOB medium in which
the cells are grown to mid-log phase?

Anton Jordaan
anton.jordaan at

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