Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran

Two families of entomopathogenic nematodes (EPNs), Steinernematidae and Heterorhabditidae, that are symbiotically associated with Xenorhabdus and Photorhabdus bacteria, are one of the effective biological control agents of insect pests. Native isolates can probably be more efficacious to control ins...

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Main Authors: Kimia Kuhestani, Javad Karimi, Ali Makhdoumi
Format: Article
Language:English
Published: Ferdowsi University of Mashhad 2022-12-01
Series:Iranian Journal of Animal Biosystematics
Subjects:
Online Access:https://ijab.um.ac.ir/article_43107_a8f17d668502db6d40968046c0c1e33c.pdf
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author Kimia Kuhestani
Javad Karimi
Ali Makhdoumi
author_facet Kimia Kuhestani
Javad Karimi
Ali Makhdoumi
author_sort Kimia Kuhestani
collection DOAJ
description Two families of entomopathogenic nematodes (EPNs), Steinernematidae and Heterorhabditidae, that are symbiotically associated with Xenorhabdus and Photorhabdus bacteria, are one of the effective biological control agents of insect pests. Native isolates can probably be more efficacious to control insect pests than exotic ones due to their adaptability to indigenous environmental conditions. In this study, Steinernema feltiae isolate FUM221, was recovered from soil samples collected from the Ardabil Province, Iran. Morphological and morphometric investigations of the first and second-generation adults, infective juveniles, and molecular characterizations were given based on ITS and 18S rDNA genes. Besides, molecular analysis based on the 16S rRNA region and phenetic data recognized Xenorhabdus bovienii as its symbiont bacterium. The scanning electron microscopy (SEM) images verified the identification of this isolate. The molecular characterization using two loci and phylogenetic analyses provided more evidence for the classification of this steinernematid and its difference of the same species from other countries. Moreover, molecular and phenetic characterizations of its symbiotic bacterium were provided with low variations compared to other isolates. Herein, the comprehensive taxonomic data of this steinernematid and its symbiont bacterium, is presented from Iran.
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spelling doaj.art-0cc5af78b97442f6bc9f118e0537dcbe2024-01-20T05:29:03ZengFerdowsi University of MashhadIranian Journal of Animal Biosystematics1735-434X2423-42222022-12-0118213916110.22067/ijab.2022.78592.103843107Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from IranKimia Kuhestani0Javad Karimi1Ali Makhdoumi2Department of Plant Protection, Ferdowsi University of Mashhad, Mashhad, IranDepartment of Plant Protection, Ferdowsi University of Mashhad, Mashhad, IranDepartment of Biology, Ferdowsi University of Mashhad, IranTwo families of entomopathogenic nematodes (EPNs), Steinernematidae and Heterorhabditidae, that are symbiotically associated with Xenorhabdus and Photorhabdus bacteria, are one of the effective biological control agents of insect pests. Native isolates can probably be more efficacious to control insect pests than exotic ones due to their adaptability to indigenous environmental conditions. In this study, Steinernema feltiae isolate FUM221, was recovered from soil samples collected from the Ardabil Province, Iran. Morphological and morphometric investigations of the first and second-generation adults, infective juveniles, and molecular characterizations were given based on ITS and 18S rDNA genes. Besides, molecular analysis based on the 16S rRNA region and phenetic data recognized Xenorhabdus bovienii as its symbiont bacterium. The scanning electron microscopy (SEM) images verified the identification of this isolate. The molecular characterization using two loci and phylogenetic analyses provided more evidence for the classification of this steinernematid and its difference of the same species from other countries. Moreover, molecular and phenetic characterizations of its symbiotic bacterium were provided with low variations compared to other isolates. Herein, the comprehensive taxonomic data of this steinernematid and its symbiont bacterium, is presented from Iran.https://ijab.um.ac.ir/article_43107_a8f17d668502db6d40968046c0c1e33c.pdfcharacterizationentomopathogenic nematodessteinernemasurveytaxon, xenorhabdus
spellingShingle Kimia Kuhestani
Javad Karimi
Ali Makhdoumi
Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran
Iranian Journal of Animal Biosystematics
characterization
entomopathogenic nematodes
steinernema
survey
taxon, xenorhabdus
title Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran
title_full Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran
title_fullStr Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran
title_full_unstemmed Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran
title_short Steinernema feltiae- Xenorhabdus bovienii: more information on this bactohelminthic complex from Iran
title_sort steinernema feltiae xenorhabdus bovienii more information on this bactohelminthic complex from iran
topic characterization
entomopathogenic nematodes
steinernema
survey
taxon, xenorhabdus
url https://ijab.um.ac.ir/article_43107_a8f17d668502db6d40968046c0c1e33c.pdf
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