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37917

Molecular diagnosis of Eimeria stiedae in hepatic tissue of experimentally infected rabbits in comparison with traditional methods Original

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Last updated: 24 Dec 2024

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Abstract

The early detection of Eimeria stiedae stages in hepatic tissue of experimentally infected rabbits was studied. The experiment was conducted using 40 male New Zealand rabbits of six weeks age. The rabbits were divided into an infected group (A) of 30 rabbit and a control uninfected group (B) of ten rabbits. Group A was infected with 2.5×104 sporulated oocysts of E. stiedae per rabbit at zero day. Three rabbits of group A and one of group B were sacrificed at 0, 3, 6, 9, 12, 15,18,21,24 and 27 day post-infection. Gross findings, light microscopy, transmission electron microscopy (TEM) and molecularly with PCR were applied to detect specific findings of E. stiedae in the liver tissue pre- and post- shedding of oocysts in the feces. Grossly, liver showed irregular yellowish white nodules appeared from the 15th days postinfection and became more prominent gradually. Hepatomegaly and ascites were obvious from the 21-24th day post-infection. Histopathologically, different schizonts and gametocytes of E. stiedae in the biliary epithelium appeared at the 15th day post-infection. Findings of TEM were matched with the light microscopy. PCR showed positive findings starting from the 12th day post-infection using specific E. stiedae primers and its specific amplicon of E. stiedae (976 bp). The shedding of oocysts began from the 17th day post- infection and reached the peak at the 23-25th day PI, then began to decline until the end of the study. In conclusion, the convention PCR detected Eimeria schizont from the 12thday post- infection earlier to PM lesions or before shedding of the oocysts in feces. 

DOI

10.21608/evmspj.2015.37917

Keywords

Eimeria stiedae, Rabbits, experimental infection, PCR

Authors

First Name

Waheed

Last Name

Mousa

MiddleName

M.

Affiliation

Parasitology Departement,Faculty of Veterinary Medicine,Cairo University.

Email

waheedmousa62@gmail.com

City

Giza

Orcid

-

First Name

Walid

Last Name

Arafa

MiddleName

M.

Affiliation

Parasitology Departement,Faculty of Veterinary Medicine,Benisuef University.

Email

wmarafa@yahoo.com

City

Benisuef

Orcid

-

First Name

Shawky

Last Name

Aboelhadid

MiddleName

M.

Affiliation

Parasitology Departement,Faculty of Veterinary Medicine ,Benisuef University.

Email

drshawky2001@yahoo.com

City

Bensuef

Orcid

-

Volume

11

Article Issue

1

Related Issue

6111

Issue Date

2015-12-01

Receive Date

2015-06-29

Publish Date

2015-12-01

Page Start

51

Page End

57

Print ISSN

1687-2274

Online ISSN

2682-3187

Link

https://evmspj.journals.ekb.eg/article_37917.html

Detail API

https://evmspj.journals.ekb.eg/service?article_code=37917

Order

6

Type

Original Article

Type Code

882

Publication Type

Journal

Publication Title

Egyptian Veterinary Medical Society of Parasitology Journal (EVMSPJ)

Publication Link

https://evmspj.journals.ekb.eg/

MainTitle

Molecular diagnosis of Eimeria stiedae in hepatic tissue of experimentally infected rabbits in comparison with traditional methods Original

Details

Type

Article

Created At

22 Jan 2023