Brown E.coli

Trond Erik Vee Aune trondaun at
Wed May 18 06:17:31 EST 2005


A collegue of mine have managed to get brown E.coli lin239 colonies on 
solid media. I didn't know that E.coli under certain circumstances could 
produce brown pigments. Is this new to you too, or is this common 
knowledge? The plate had quite large concentrations of m-toluic acid.

Trond Erik

Trond Erik Vee Aune
Department of Biotechnology
Norwegian University of Science and Technology

- Must be sad being a dyslectic, agnostic insomniac, lying
   awake during the night, wondering if there really is a dog

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