An integrated culture and real-time PCR method to assess viability of disinfectant treated Bacillus spores using robotics and the MPN quantification method
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One-day Workflow Scheme for Bacterial Pathogen Detection and Antimicrobial Resistance Testing from Blood Cultures
Published on: July 9, 2012
Eunice A Varughese1, Larry J Wymer, Richard A Haugland
1National Exposure Research Laboratory, U.S. Environmental Protection Agency, 26 W. Martin Luther King, Cincinnati, OH 45268, United States. varughese.eunice@epa.gov
Abstract:
Using robotics and the MPN technique, a 96-microwell method was developed to compare two procedures for enumeration of viable chlorine-treated B. atrophaeus spores: broth-culture enrichment followed by real-time polymerase chain reaction analysis; and filter plating on agar. Recoveries of chlorine-treated spores were improved by broth enrichment over filter plating, whereas recoveries of non-treated spores were not different in the two procedures.
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