Improvements to a lysine medium for detection of salmonellas by elctrical conductance

P. J. Smith*, F. J. Bolton, V. E. Gayner, A. Eccles

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)

Abstract

Improvements in performance of a lysine conductance medium for the detection of salmonellas were achieved from a study of the effects of its various components. When sodium biselenite was included as an inhibitor for non‐salmonella organisms conductance signals were depressed. The inclusion of sodium chloride reduced this toxicity and improved conductance responses. Increasing the pH to pH 7.0 prevented the medium becoming too acidic and inhibitory to salmonellas. The new medium detected 70‐0% of salmonella‐positive animal protein samples.

Original languageEnglish
Pages (from-to)84-86
Number of pages3
JournalLetters in Applied Microbiology
Volume11
Issue number2
DOIs
Publication statusPublished - Aug 1990
Externally publishedYes

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