Salmonella sp. vs. Proteus

hec helle_christensen at
Sat Jan 22 02:24:40 EST 2000

Thanks for the advice. I will try Urea Broth and MacConkey  next week.
lamb <L.A.M.Buisman at> wrote in message
news:3888DB89.5FBE7686 at
> Proteus is urease positive, Salmonella never is. Using urea broth together
> with TSI or Kligler is a common method. Never fails. Citrobacter is
> lysine-decarboxylase negative, but that test gives some people problems.
> Loes
> hec wrote:
> > Hi does anyone know a good quick method, how to identify eg, Proteus
> > Mirabilis and Citrobacter without any fancy equipment. I make Salmonella
> > samples ( from poultry) every day, but often I get false results in
> > Sugar Iron. It would help me if I could identify Proteus M in the lab,
> > instead of spending a lot of money in sending the samples in for futher
> > identification. ( The danish law says that every Salmonella suspect
> > should be sent in for identification.)
> > Thanks
> > Helle Christensen
> > helle_christensen at

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