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MacConkeys instead of Xgal/IPTG selection?

Greg Denomme denomme at FHS.CSU.MCMASTER.CA
Fri Aug 27 01:54:17 EST 1993

Oops, yes that is neutral red NOT methyl red in MacConkey agar.
Thanks to John Markwell for that correction.

The selection also works for lac based plasmids (eg. pGEM) as well.

denomme at FHS.McMaster.ca

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