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Need help finding bacteria that produce water soluble pigments

Patrick Druggan Patrick.Druggan at btinternet.com
Fri Jul 6 15:29:36 EST 2001


That isn't a bad suggestion, but the original question that seems so far
back was from a student looking for bacteria that produced water soluble dye
as a means of measuring viability. Pd.

"Dr. Artem Evdokimov" <eudokima at mail.ncifcrf.gov> wrote in message
news:3B44DBB1.5FA614F2 at mail.ncifcrf.gov...
> Oh you can also use ordinary film in the dark room, and then scan and
> quantitate the exposure.
>
> If you need a cheap (though labor-intensive) method of cunting your
> bugs, why not to use the serial diltion/colony plating method ? All that
> one takes is a student with some patience and oodles of cheap petri
> dishes...
>
> "Dr. Artem Evdokimov" wrote:
> >
> > Luminometer = spectrophotometer with lamp turned off...
> >
> > A.
> >
> > > Because that would require a luminometer if the student is trying to
> > > quantify growth under different conditions and since a luminometer
costs ten
> > > times as much as a spectrophotomer ..................... Pd.
> >
> > --
> > |Dr. Artem Evdokimov   Protein Engineering |
> > | NCI-Frederick        Tel. (301)846-5401  |
> > |              FAX (301)846-7148           |
> > |        eudokima at mail.ncifcrf.gov         |
> > |      http://www.ncifcrf.gov/plague       |
>
> --
> |Dr. Artem Evdokimov   Protein Engineering |
> | NCI-Frederick        Tel. (301)846-5401  |
> |              FAX (301)846-7148           |
> |        eudokima at mail.ncifcrf.gov         |
> |      http://www.ncifcrf.gov/plague       |





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