Isolating B. cereus
tims at uidaho.edu
Wed Dec 10 10:14:16 EST 1997
In article <m.steven-0812970809430001 at 184.108.40.206>, m.steven at uws.edu.au
(Alexandra Steven) wrote:
> In article <66c46e$tma$1 at node2.nodak.edu>, ballanty at badlands.NoDak.edu
> (John A Ballantyne) wrote:
> > Hi everyone,
> > I was wondering if someone could recomend a protocal to isolate B. cereus
> > from mouse fecal droppings.
> Australian Standard method uses enrichment in TSB + polymixin and plating
> onto PPEMBA - very pretty "peacock blue" colonies on lime green agar!
Try using MYP, Mannitol Yolk Polymyxin B, agar (a standard method for
detecting B. cereus in Foods). There is a commercial formulation from
DIFCO. It is both selective and differential for B.c. (i.e. Polymyxin B
resistant, no mannitol fermentation, and lecithinase positive).
Tim Steffens | The tragedy of life doesn't lie
Lab. Matrls. Super. | in not reaching your goal. The
University of Idaho | tragedy lies in having no goal to
Dept. MMBB | reach.--By Benjamin Mays
Phone (208) 885-8953 |e-mail: tims at uidaho.edu
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