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Salmonella sp. vs. Proteus

lamb L.A.M.Buisman at cable.A2000.nl
Fri Jan 21 17:19:53 EST 2000

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.


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 Triple
> 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 sample
> should be sent in for identification.)
> Thanks
> Helle Christensen
> helle_christensen at mail.tele.dk

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