Morphological, physiological, molecular and phylogenetic characterization of new environmental isolates of Acanthamoeba spp. from the region of Bratislava, Slovakia

Abstract: Protozoa of the genus Acanthamoeba are organisms that can be generally found in the environment. The focus of this study is the detection of the presence of Acanthamoeba in different water sources and samples taken from airconditioning units. The identification of Acanthamoeba isolates was based on the morphology of cysts and trophozoites as well as PCR amplification with a genus specific primer pair JDP1 and JDP2. Growth characteristics and temperature tolerance were monitored. The pathogenic potential was tested in vitro on Vero cell cultures. Genotype identification was based on the sequencing of the GTSA.B1 PCR amplimer of 18S ribosomal DNA. The data obtained revealed that the isolates belong to T3 and T4 genotypes. One T3 and one T4 isolate contain a group I intron. The 933 base pair intron found in a genotype T4 isolate is considerably larger compared to formerly described introns of Acanthamoeba griffini (genotype T3) and A. Lenticulata (genotype T5). This is the first report detailing the environmental distribution of the Acanthamoeba genotypes in the region of Bratislava, Slovakia.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Morphological, physiological, molecular and phylogenetic characterization of new environmental isolates of Acanthamoeba spp. from the region of Bratislava, Slovakia ; volume:65 ; number:1 ; year:2010 ; pages:81-91 ; extent:11
Biologia ; 65, Heft 1 (2010), 81-91 (gesamt 11)

Creator
Nagyová, Viera
Nagy, Arpád
Janeček, Štefan
Timko, Jozef

DOI
10.2478/s11756-009-0217-1
URN
urn:nbn:de:101:1-2409221642205.252789598421
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:30 AM CEST

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Associated

  • Nagyová, Viera
  • Nagy, Arpád
  • Janeček, Štefan
  • Timko, Jozef

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