[Microbiology] Re: Camp-negative

JEDilworth via microbio%40net.bio.net (by bactitech At nospamhortonsbay.com)
Sun Nov 26 00:08:58 EST 2006


I would think that Lancefield grouping trumps a CAMP test for 
identification. I have never used the CAMP test. I've always used latex 
agglutination. Was the colony hemolytic? There are non-hemolytic Group B 
streps. The colony morphology looks similar; it is just not hemolytic.

Judy Dilworth, M.T. (ASCP)
Microbiology



"vincent setiawan" <vincedemagna At yahoo.com> wrote in message 
news:mailman.154.1164484058.19683.microbio At net.bio.net...
> Hello, I am working udder healht microbilogy lab for dairy farm, and 
> recently i foun some streptococcal collony, I suspect that it was 
> Streptococcus agalactiae, since there was an outbrake a year a go, the 
> camp was negative, but when i tested it with streptococcal grouping kit 
> (oxoid) for group B antigent was positive. Is it possible that 
> Streptococcus agalactiae ressults negative in Camp test but possitive in 
> Lancefield grouping for B antigen?




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