{"title":"Tween-esterase activity in Enterobacter sakazakii","authors":"Eva Aldová , O. Hausner , R. Postupa","doi":"10.1016/S0174-3031(83)80057-2","DOIUrl":null,"url":null,"abstract":"<div><p>Seventy-one of 73 <em>E. sakazakii</em> strains isolated in Czechoslovakia produced Tween 80 esterase; its production was slower and less intensive than in <em>Serratia</em>, vibrios and aeromonads. The <em>E. sakazakii</em> strains did not produce lecithinase (yolk reaction was negative for 8 days). The following set of tests was recommended for verification of <em>E. sakazakii</em> identification: pigment (was produced by 100% of strains), Tween 80 esterase (was positive in 97.3%), mucate (negative in 100%) and sorbitol (negative in 100%).</p></div><div><p>71 von 73 in der Tschechoslowakei isolierten <em>Enterobacter sakazakii</em>-Stämmen bildeten Tween 80-Esterase. Die Bildung verlief langsamer und war weniger intensiv als bei <em>Serratia</em>, Vibrionen und Aeromonaden. Die <em>E. sakazakii</em>-Stämme bildeten keine Lecithinase (8 Tage lang negative Eidotterreaktion). Zur Bestätigung von <em>E. sakazakii</em>-Isolierungen werden folgende Testungen empfohlen: Pigmentbildung (positiv bei 100% aller Stämme), Tween 80-Esterase (positiv bei 97,3%), Mucat (negativ bei 100%) und Sorbit (negativ bei 100%).</p></div>","PeriodicalId":79282,"journal":{"name":"Zentralblatt fur Bakteriologie, Mikrobiologie und Hygiene. 1. Abt. Originale A, Medizinische Mikrobiologie, Infektionskrankheiten und Parasitologie = International journal of microbiology and hygiene. A, Medical microbiology, infectious...","volume":"256 1","pages":"Pages 103-108"},"PeriodicalIF":0.0000,"publicationDate":"1983-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/S0174-3031(83)80057-2","citationCount":"14","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Zentralblatt fur Bakteriologie, Mikrobiologie und Hygiene. 1. Abt. Originale A, Medizinische Mikrobiologie, Infektionskrankheiten und Parasitologie = International journal of microbiology and hygiene. A, Medical microbiology, infectious...","FirstCategoryId":"1085","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S0174303183800572","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 14
Abstract
Seventy-one of 73 E. sakazakii strains isolated in Czechoslovakia produced Tween 80 esterase; its production was slower and less intensive than in Serratia, vibrios and aeromonads. The E. sakazakii strains did not produce lecithinase (yolk reaction was negative for 8 days). The following set of tests was recommended for verification of E. sakazakii identification: pigment (was produced by 100% of strains), Tween 80 esterase (was positive in 97.3%), mucate (negative in 100%) and sorbitol (negative in 100%).
71 von 73 in der Tschechoslowakei isolierten Enterobacter sakazakii-Stämmen bildeten Tween 80-Esterase. Die Bildung verlief langsamer und war weniger intensiv als bei Serratia, Vibrionen und Aeromonaden. Die E. sakazakii-Stämme bildeten keine Lecithinase (8 Tage lang negative Eidotterreaktion). Zur Bestätigung von E. sakazakii-Isolierungen werden folgende Testungen empfohlen: Pigmentbildung (positiv bei 100% aller Stämme), Tween 80-Esterase (positiv bei 97,3%), Mucat (negativ bei 100%) und Sorbit (negativ bei 100%).