ANTIBIOTIC STORAGE

[Martin Kennedy]

In article <36gvo4$6dj at mserv1.dl.ac.uk>, POPOVA <ANDREI.POPOV at afrc.ac.uk> writes:
> CHLORAMPHENICOL - 34 MG/ML    ETHANOL    -20 C VERY STABLE
> KANAMYCIN         10 MG/ML    WATER      -20 C LIMITED TIME
> TETRACYCLINE       5 MG/ML    ETHANOL    -20 C  VERY STABLE
> AMPICILLIN        10 MG/ML    ETHANOL    -20 C VERY STABLE
> 
> I USE LB OR 2xYT 2% AGAR PLATES STORED AT +4C AND SUPPLEMENT WITH
> ANTIBIOTIC (S) JUST BEFORE USE
> 
> ANDREI POPOV

I do the same as Andrei, mainly because ampicillin is not stable at 4 C,
and plates containing amp that have been stored in the cold room for 
more than a week will grow amp sensitive bacteria perfectly happily.

Cheers,

Martin

NNNN   NN  Martin A Kennedy (E-mail = mkennedy at chmeds.ac.nz)  ZZZZZZZ  
NN NN  NN       Cytogenetic and Molecular Oncology Unit          ZZZ
NN  NN NN           Christchurch School of Medicine            ZZZ
NN   NNNN              Christchurch, New Zealand              ZZZZZZZ