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7871

Seroprevalence of Camel (Camelus dromedarius) Trypanosomiasis, with special Reference to Gene Sequencing of Trypanosoma evansi in Sharkia Governorate

Article

Last updated: 22 Jan 2023

Subjects

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Tags

Clinical Science, Surgery and Veterinary Diseases (Pathology, Clinical…ltry Diseases, Fish Diseases and Management, Surgery, Theriogenology)

Abstract

A total of 330 camels (Camelus dromedarius) of both sexes and with different ages, at different localities in Sharkia Governorate, Egypt, were examined clinically from April 2013 to March 2015. Some adult camels showed emaciation, edema of legs and abdomen which were suspected to be infected by Trypanosoma species. This study aimed to determine the seroprevalence of trypanosomiasis using indirect ELISA test and the results showed that 174 (52.7%) were infected. The infection rate was higher in males (54.8%) than females (42.2%), also, in camels more than 2-years old and in summer and spring seasons. Thirty blood samples from the examined animals by ELISA test (15 positive and 15 negative) were subjected to PCR. The results revealed that 18 samples were positive for T. evansi by PCR. Two positive samples for RoTat1.2 VSG encoding gene were chosen for DNA sequence analysis, one of them was obtained from newly imported camel in a camel farm at Belbais city and the other one belonged to a camel from one of Belbais villages at Sharkia Governorate. Nucleotide sequence alignment of RoTat1.2 VSG gene variants from Egyptian T. evansi showed some heterogeneity with other T. evansi isolates from Egypt. In conclusion, PCR technique is more sensitive and specific than ELISA for the diagnosis of T. evansi infection in camels.

DOI

10.21608/zvjz.2016.7871

Keywords

camels, Trypanosoma evansi, seroprevalence, ELISA

Authors

First Name

Farouk

Last Name

Elbalkemy

MiddleName

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Affiliation

Animal Medicine Department, Faculty of Veterinary Medicine, Zagazig University, 44511, Egypt

Email

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City

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Orcid

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First Name

Afaf

Last Name

Menazi

MiddleName

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Affiliation

Animal Medicine Department, Faculty of Veterinary Medicine, Zagazig University, 44511, Egypt

Email

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City

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Orcid

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First Name

Adballah

Last Name

Selim

MiddleName

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Affiliation

Animal Medicine Department, Faculty of Veterinary Medicine, Zagazig University, 44511, Egypt

Email

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City

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Orcid

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First Name

Ahmed

Last Name

Wahba

MiddleName

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Affiliation

Animal Health Research Institute, Dokki, Giza, Egypt

Email

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City

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Orcid

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First Name

Yousry

Last Name

El-Shazly

MiddleName

-

Affiliation

The Veterinary Clinic, Faculty of Veterinary Medicine, Zagazig University, 44511, Egypt

Email

yousryabdelfatah229@gmail.com

City

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Orcid

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Volume

44

Article Issue

3

Related Issue

1526

Issue Date

2016-12-01

Receive Date

2018-06-07

Publish Date

2016-12-01

Page Start

187

Page End

195

Print ISSN

1110-1458

Online ISSN

2357-075X

Link

https://zvjz.journals.ekb.eg/article_7871.html

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https://zvjz.journals.ekb.eg/service?article_code=7871

Order

1

Type

Original Article

Type Code

601

Publication Type

Journal

Publication Title

Zagazig Veterinary Journal

Publication Link

https://zvjz.journals.ekb.eg/

MainTitle

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Details

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Article

Created At

22 Jan 2023