Red Pigments

Karl Roberts kr1 at PGSTUMAIL.PG.CC.MD.US
Fri Jun 19 11:05:11 EST 1998

Whoops.  You're right! Sorry, I just scanned the post.
Karl Roberts

On Thu, 18 Jun 1998, Yersinia wrote:

> <Hi,
> 	Sounds very much like Serratia marcescens.  Try this...isolate and
> incubate samples on two different TSA plates, then incubate one at 30 C
> and the other at 37 C.  Serratia exhibits a phenotypic expression wherein
> color develops at the lower temperature more readily than the higher.
> Also, check Bergey's for the characteristic metabolic reactions associated
> with this organism.  It wouldn't suprise me if this isn't your bug.  Let
> us know what you find based on what everyone else tells you. I hope this
> helps.
> Karl J. Roberts, Ph.D.>
> I thought Serratia marscescens was Gram *negative*, and the bug described 
> by  William Mason was gram positive! Or is my memory failing me?!
> Infectionately,
> Yersinia.
> __________________________________________
> "The lab called. Your brain is ready."

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