Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran

Background: Echinococcosis is one of the most important helminthic zoonotic diseases in Iran. Intestinal Scraping Tech­nique (IST), the traditional method for diagnosis of the infection in definitive hosts, has many disadvantages including low sus­ceptibil­ity and being expensive, hazardous and labo...

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Main Authors: M Zare-Bidaki, I Mobedi, SR Naddaf, EB Kia, M Mahmoudi, N Piazak, H Nekouie, S Sadeghieh Ahari, Sh Habibzadeh, M Siavashi
Format: Article
Language:English
Published: Tehran University of Medical Sciences 2009-03-01
Series:Iranian Journal of Public Health
Subjects:
Online Access:https://ijph.tums.ac.ir/index.php/ijph/article/view/3218
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author M Zare-Bidaki
I Mobedi
SR Naddaf
EB Kia
M Mahmoudi
N Piazak
H Nekouie
S Sadeghieh Ahari
Sh Habibzadeh
M Siavashi
author_facet M Zare-Bidaki
I Mobedi
SR Naddaf
EB Kia
M Mahmoudi
N Piazak
H Nekouie
S Sadeghieh Ahari
Sh Habibzadeh
M Siavashi
author_sort M Zare-Bidaki
collection DOAJ
description Background: Echinococcosis is one of the most important helminthic zoonotic diseases in Iran. Intestinal Scraping Tech­nique (IST), the traditional method for diagnosis of the infection in definitive hosts, has many disadvantages including low sus­ceptibil­ity and being expensive, hazardous and laborious. Detection of coproantigens in fecal samples by enzyme-linked immu­nosorbent assay (CA-ELISA) is known as a useful tool for intravital mass-screening of definitive host populations. This study was performed to determine the prevalence of Echinococcus spp. infection among canids in Moghan plain, the only area in Iran known to be endemic for E. multilocularis. Methods: One hundred thirty eight fecal samples were collected from red foxes and domestic dogs in three counties of Moghan plain namely Pars Abad, Bileh Savar and Germi. The samples were examined using an ELISA, designed for the detec­tion of Echinococcus-specific coproantigen and the formalin-ether concentration method as well. Results: Totally, out of 138 fecal samples, 27 (21.6%) turned positive for Echinococcus. Coproantigen was de­tected in 16.7% and 27.1% of red foxes and domestic dogs, respectively. Formalin-ether concentration method revealed that 43 (31.2%) of samples harbored at least one parasitic helminth, but Taenia eggs were detected only in 3 fecal samples. Since coproan­tigen presence reflects current intestinal infection with adult worms, CA-ELISA can be regarded as one of the most use­ful immunological tools for diagnosis of Echinococcus infection. Besides, the high susceptibility, low cost and rapid­ity
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spelling doaj.art-086dfd9b2ca3418499e5ec222265ce2f2022-12-21T23:13:39ZengTehran University of Medical SciencesIranian Journal of Public Health2251-60852251-60932009-03-01381Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, IranM Zare-Bidaki0I Mobedi1SR Naddaf 2EB Kia 3M Mahmoudi 4N Piazak5H Nekouie 6S Sadeghieh Ahari 7Sh Habibzadeh 8M Siavashi 9Dept. of Medical Parasitology and Mycology, School of Public Health, Tehran University of Medical ScDept. of Medical Parasitology and Mycology, School of Public Health, Tehran University of Medical ScDept. of Medical Parasitology, Pasteur Institute of Iran, Tehran, IranDept. of Medical Parasitology and Mycology, School of Public Health, Tehran University of Medical ScDept.of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical SciencDept. of Medical Parasitology, Pasteur Institute of Iran, Tehran, IranDept. of Medical Parasitology, Pasteur Institute of Iran, Tehran, IranDept. of Pediatrics and Social Medicine, School of Medicine, Ardebil University of Medical Sciences,Dept.of Infection, School of Medicine, Ardebil University of Medical Sciences, IranDept. of Medical Parasitology, Pasteur Institute of Iran, Tehran, IranBackground: Echinococcosis is one of the most important helminthic zoonotic diseases in Iran. Intestinal Scraping Tech­nique (IST), the traditional method for diagnosis of the infection in definitive hosts, has many disadvantages including low sus­ceptibil­ity and being expensive, hazardous and laborious. Detection of coproantigens in fecal samples by enzyme-linked immu­nosorbent assay (CA-ELISA) is known as a useful tool for intravital mass-screening of definitive host populations. This study was performed to determine the prevalence of Echinococcus spp. infection among canids in Moghan plain, the only area in Iran known to be endemic for E. multilocularis. Methods: One hundred thirty eight fecal samples were collected from red foxes and domestic dogs in three counties of Moghan plain namely Pars Abad, Bileh Savar and Germi. The samples were examined using an ELISA, designed for the detec­tion of Echinococcus-specific coproantigen and the formalin-ether concentration method as well. Results: Totally, out of 138 fecal samples, 27 (21.6%) turned positive for Echinococcus. Coproantigen was de­tected in 16.7% and 27.1% of red foxes and domestic dogs, respectively. Formalin-ether concentration method revealed that 43 (31.2%) of samples harbored at least one parasitic helminth, but Taenia eggs were detected only in 3 fecal samples. Since coproan­tigen presence reflects current intestinal infection with adult worms, CA-ELISA can be regarded as one of the most use­ful immunological tools for diagnosis of Echinococcus infection. Besides, the high susceptibility, low cost and rapid­ityhttps://ijph.tums.ac.ir/index.php/ijph/article/view/3218CoproantigenEchinococcosisEchinococcusCA-ELISAIran
spellingShingle M Zare-Bidaki
I Mobedi
SR Naddaf
EB Kia
M Mahmoudi
N Piazak
H Nekouie
S Sadeghieh Ahari
Sh Habibzadeh
M Siavashi
Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran
Iranian Journal of Public Health
Coproantigen
Echinococcosis
Echinococcus
CA-ELISA
Iran
title Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran
title_full Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran
title_fullStr Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran
title_full_unstemmed Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran
title_short Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran
title_sort prevalence of echinococcus spp infection using coproantigen elisa among canids of moghan plain iran
topic Coproantigen
Echinococcosis
Echinococcus
CA-ELISA
Iran
url https://ijph.tums.ac.ir/index.php/ijph/article/view/3218
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