Rapid identification of obligately anaerobic gram-positive cocci using high-performance liquid chromatography.

Abstract:

:High-performance liquid chromatography was evaluated as a rapid means of identifying obligately anaerobic gram-positive cocci of medical interest. Isolates were inoculated into a defined chemical medium consisting primarily of amino acids and were incubated aerobically for 1 h at 35 degrees C. After removal of organisms, the supernatant fluids were derivatized for 1 min at room temperature by the addition of o-phthalaldehyde. The total time required to run a chromatogram was approximately 50 min. Standardized peak heights for each medium component and any new peaks formed were calculated for each isolate and compared with those for uninoculated control medium. Multiple isolates of various species of anaerobic gram-positive cocci gave consistent patterns of medium utilization that could be used for identification purposes. This method can easily be adapted for laboratory use and has the potential for automated microbial identification.

journal_name

J Clin Microbiol

authors

Harpold DJ,Wasilauskas BL

doi

10.1128/JCM.25.6.996-1001.1987

subject

Has Abstract

pub_date

1987-06-01 00:00:00

pages

996-1001

issue

6

eissn

0095-1137

issn

1098-660X

journal_volume

25

pub_type

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