Abstract:
:Staphylococcus aureus Cowan 1 cells were armed with anti-flagellar (anti-H) antibody produced in rabbits immunized with flagellar core protein prepared from Vibrio vulnificus. This reagent was assessed by coagglutination for its capacity to agglutinate and identify V. vulnificus. A species-specific H antigen is expressed in the core proteins of the polar flagella of V. vulnificus. Of 435 V. vulnificus isolates identified bacteriologically, 432 (99.3%) were agglutinated in the slide test within 2 min after the addition of the anti-V. vulnificus H coagglutination reagent. Other than Vibrio pelagius, the reagent did not agglutinate 19 heterologous Vibrio spp. tested, including 290 V. cholerae, 22 V. mimicus, 395 V. parahaemolyticus, and 16 V. fluvialis isolates recovered from seafood and the marine environment. The serological resolution of the coagglutination reaction was enhanced if the organism under test was suspended in 0.1 M Tris buffer-0.1 mM EDTA-1.0% Triton X-100 (TET) for 24 h before serological examination. The TET buffer also increased the sensitivity of the coagglutination reaction 100-fold over that for isolates suspended in 0.3% formalinized phosphate-buffered saline before testing. The anti-H coagglutination test is a rapid, serologically specific, and inexpensive procedure for identifying V. vulnificus one step beyond primary isolation.
journal_name
Appl Environ Microbioljournal_title
Applied and environmental microbiologyauthors
Simonson J,Siebeling RJdoi
10.1128/AEM.52.6.1299-1304.1986subject
Has Abstractpub_date
1986-12-01 00:00:00pages
1299-304issue
6eissn
0099-2240issn
1098-5336journal_volume
52pub_type
杂志文章abstract::The haloalkane dehalogenase enzyme DmmA was identified by marine metagenomic screening. Determination of its crystal structure revealed an unusually large active site compared to those of previously characterized haloalkane dehalogenases. Here we present a biochemical characterization of this interesting enzyme with e...
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journal_title:Applied and environmental microbiology
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pub_type: 杂志文章
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pub_type: 杂志文章
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journal_title:Applied and environmental microbiology
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更新日期:2003-01-01 00:00:00
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journal_title:Applied and environmental microbiology
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doi:10.1128/aem.66.12.5472-5476.2000
更新日期:2000-12-01 00:00:00
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journal_title:Applied and environmental microbiology
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doi:10.1128/AEM.31.3.380-384.1976
更新日期:1976-03-01 00:00:00
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pub_type: 杂志文章
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更新日期:1996-03-01 00:00:00