pH inside E.coli?

Jeffery Haines jhaines at
Sat Mar 17 19:08:15 EST 2001

:I'm not 100% sure, but I assuming it is around 7.2 physiological pH to 
maintain structural stability of proteins/enzymes etc.  I know when we 
make up LB broth it is pH 7.2-7.4 and the bugs are very happy growing in 

Feel free to correct me if I'm wrong anyone!

 KM (kunalm at wrote:
: Could anyone fill me on what the pH is within the E.coli cytplasm?
: Thanks,
: KM

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