Galactose Purity for GAL10-CYC1 Induction?

[Anthony Tomlinson]

In article <sjszarka-2001951516100001 at canola.bio.ucalgary.ca> Steven
Szarka, sjszarka at acs.ucalgary.ca writes:
>For galactose induction of a GAL10-CYC1 hybrid promoter,
>how pure does the galactose need to be? Is 1-2% glucose 
>in the galactose stock an acceptable level?

The GAL10 promoter is repressed by glucose, but the amounts
you mention are not significant.  It should work fine.

Anthony