mercapto in transformation?
ekhatipo at NOSPAMmidway.uchicago.edu
Wed Oct 25 19:53:40 EST 2000
1.42M BME, i.e., 1/10 dilution of concentrated BME. You still have to dilute
the 1/10 soln 10 times more to use for transformation.
I guess that the difference of you BME and Stratagene's is that their BME
same expensive as gold 8-). Just use the purest BME and you'll be fine.
"Gregor Bucher" <st2153 at zi.biologie.uni-muenchen.de> wrote in message
news:st2153-2410001838250001 at z147.zi.biologie.uni-muenchen.de...
> Hi netters,
> we compared the stratagene cells to our home made cells and the only
> difference came from the "stratagene golden mercaptoethanol" or something
> like that. It is a solution you add to the cells before adding DNA. It
> also boosts the efficiancy of our home made cells so we would like to make
> the solution for ourselves.
> Does anybody know what this solution contains? What concentration of
> mercapto, what else, pH....
> Gregor Bucher, Zoologisches Institut der LMU München
> st2153 at zi.biologie.uni-muenchen.de
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