Rifampicin activity

nico at lmb1.rug.ac.be nico at lmb1.rug.ac.be
Wed Jul 3 11:32:30 EST 1996


In article <31CA186E.61AE at uci.edu> bparekh at UCI.EDU (Wes Hatfield) writes:

>Does anyone know how long rifampicin is goof for once it is preapared in 
>ethanol?  In my hands it appears to loose activity in a couple of days, 
>as judged by in vitro transcription assays.  Thank you

Thats right, rifampicin is best made up fresh just before use, in ethanol or 
DMSO.




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