About: Monitoring biogénnych amínov produkovaných kmeňmi E. coli v surovom mlieku a syroch     Goto   Sponge   NotDistinct   Permalink

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Description
  • Cieľom prezentovanej práce bolo vyhodnotiť prítomnosť génov pre ornitín (speC), histidín (hdc), lysín (cadA) a glutamát dekarboxylázu (gadA/B) v patogénnych kmeňoch E.coli pomocou novo zavedených a publikovaných testov PCR. Testovaním sme získali prostriedok na identifikáciu prítomnosti jednotlivých biogénnych amínov: putrescínu, histamínu, kadaverínu a gamma-aminobutyrovej kyseliny (GABA) v gram negatívnych baktériách. Na porovnanie referenčných sekvencií a analýzu konzervovaných domén v skúmaných génoch boli použité programy ClustalW a BLAST, primery boli designované pomocou programu Primer3. Predmetom analýzy bolo celkovo 26 kmeňov E. coli izolovaných zo surového kravského, ovčieho a kozieho mlieka a syra, vzorky boli získané zo šiestich fariem a od siedmich potravinových výrobcov. 81 % kmeňov disponovalo génom speC, 96 % génom gadA/B, 23 % vzoriek bolo pozitívnych na PCR test pre gén hdc a 54 % na test pre gén cadA.
  • In this study, the presence of ornithine (speC), histidine (hdc), lysine (cadA) and glutamate decarboxylase (gadA/B) genes were investigated in pathogenic E. coli strains using newly established and published PCR methods. The aim was to find a high-throughput tool for identifying the presence of related biogenic amines: putrescine, histamine, cadaverine and gamma-aminobutyric acid (GABA) in gram negative bacteria. The alignment of the multiple sequences and analysis of conserved sequences in the studied genes was carried out using ClustalW and BLAST programs, the primers were designed with the Primer3 software. 26 E. coli strains isolated from raw cow, sheep and goat bulk milk samples and cheeses obtained from 6 farms and 7 companies were evaluated. 81 % strains were positive for speC gene presence, 96 % for gadA/B PCR test, 23 % samples were positive for hdc and 54 % for cadA PCR test. (en)
Title
  • Monitoring biogénnych amínov produkovaných kmeňmi E. coli v surovom mlieku a syroch
  • Monitoring of biogenic amines produced by E.coli strains in raw milk and cheese (en)
skos:prefLabel
  • Monitoring biogénnych amínov produkovaných kmeňmi E. coli v surovom mlieku a syroch
  • Monitoring of biogenic amines produced by E.coli strains in raw milk and cheese (en)
skos:notation
  • RIV/26788462:_____/10:#0000374!RIV11-MSM-26788462
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(2B08069), P(LA10029), Z(MSM2678846201)
http://linked.open...iv/cisloPeriodika
  • 2
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 272454
http://linked.open...ai/riv/idVysledku
  • RIV/26788462:_____/10:#0000374
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • biogenic amines, decarboxylase genes, PCR (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • CZ - Česká republika
http://linked.open...ontrolniKodProRIV
  • [811455DC9F05]
http://linked.open...i/riv/nazevZdroje
  • Výzkum v chovu skotu
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 52
http://linked.open...iv/tvurceVysledku
  • Manga, Ivan
  • Vyletělová, Marcela
http://linked.open...n/vavai/riv/zamer
issn
  • 0139-7265
number of pages
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