Q: how to maintain pH value to culture Streptoccus mutans GS-5?

Jinling Xie jxie at ubvms.cc.buffalo.edu
Sun Oct 20 18:51:00 EST 1996

Hi, there,

    I'm trying to maintain pH value at 7.0 or 5.5 to culture
S.mutans GS-5. I used PBS. But it doesn't work. After o/n, the pH
value drops down too much. Anybody out there knows which buffer
I should use, please reply to this account. Thanks a lot in 

Jinling Xie

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