E. coli gene probes?

[DAILEYD at LYNX.APSU.EDU]

Methods/Reagents Newsgroup

I am screening a local waterway for pathogenic strains of E. coli.
I need gene probes to detect EHEC, ETEC, and EPEC strains of
E. coli.  I would greatly appreciate any help on how I may acquire
the genetic probes.

Thanks,
Don C. Dailey
daileyd at lynx.apsu.edu