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170764

STUDIES ON OXYTETRACYCLINE RESIDUES DEPLETION IN RABBIT MEAT

Article

Last updated: 05 Jan 2025

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Abstract

A total of 100 rabbits weighed about 1000-1500 grams (free from any antibiotics by feeding the rabbits on a balanced ration free from antibiotics for three weeks) were divided into two groups ; control group (50) and test group (50) which were injected subcutaneously with oxytetracycline hydrochloride 20mg/kg body weight for five successive days. 5 rabbits from each group were slaughtered at zero time, 24hr, 48hr, 72hr, 96hr, 120hr, 144hr, 168hr (1week), 2weeks and 3weeks. Residue depletion of oxytetracycline was determined using high performance liquid chromatography (HPLC). The slaughter time strongly affects the concentration of oxytetracycline residues in animal meats, so that by increasing the slaughter time the oxytetracycline residues decreased. Boiling for 30 minutes caused a great degradation of oxytetracyline residues in rabbit meats but not complete destruction. Freezing at -20º c caused a lower degradation than that caused by boiling. So neither boiling nor freezing could be used as reliable methods to get rid of oxytetracycline residues in rabbit meats. The recovery rates for oxytetracycline in rabbit muscles, kidneys and livers were 102%, 92% and 86%, respectively, at a concentration of 20 µg/kg of spiked samples. 

DOI

10.21608/avmj.2014.170764

Keywords

Key words: Oxytetracycline, residues, Rabbit meat

Authors

First Name

MORSHDY,

Last Name

A.M.

MiddleName

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Affiliation

Food Control Dept.-Faculty of Vet. Medicine-Zagazig, University-Zagazig, Egypt

Email

elged2010@yahoo.com

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First Name

HUSSEIN,

Last Name

M.A.

MiddleName

-

Affiliation

Food Control Dept.-Faculty of Vet. Medicine-Zagazig, University-Zagazig, Egypt

Email

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Orcid

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First Name

EL-GOHARY,

Last Name

A.E.

MiddleName

-

Affiliation

Food Control Lab. –Dammietta Seaport-Animal Health Research Institute, Egypt

Email

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City

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Orcid

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Volume

60

Article Issue

141

Related Issue

24327

Issue Date

2014-04-01

Receive Date

2014-02-03

Publish Date

2014-04-01

Page Start

158

Page End

166

Print ISSN

1012-5973

Online ISSN

2314-5226

Link

https://avmj.journals.ekb.eg/article_170764.html

Detail API

https://avmj.journals.ekb.eg/service?article_code=170764

Order

20

Type

Research article

Type Code

1,840

Publication Type

Journal

Publication Title

Assiut Veterinary Medical Journal

Publication Link

https://avmj.journals.ekb.eg/

MainTitle

STUDIES ON OXYTETRACYCLINE RESIDUES DEPLETION IN RABBIT MEAT

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Article

Created At

23 Jan 2023