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IDENTIFICATION OF GENETIC IMPROVEMENT USING GENETIC MARKERS IN SOME LOCAL RABBIT STRAINS: 1. EFFECT OF GENETIC VARIATION

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Last updated: 04 Jan 2025

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Abstract

Genetic variations were detected in four rabbit genotypes; APRI line, New-Zealand White (NZW), Baladi Black (BB) and Gabali (GAB) breeds. Blood samples were taken from ten doe rabbits from APRI, NZW and BB in addition to seven does from GAB. Isozymes (esterase and peroxidase) and SDS-protein markers were used to detect the genetic variations within the four genotypes. RAPD-PCR analysis using six random arbitrary primers were employed to assess the genetic variations and phylogenetic relationships among the four genotypes. Results showed that there are a variation in both of protein and isozymes activity levels. Esterase profiles showed higher percentage of polymorphism (67.21%) than peroxidase (34.78%) and SDS-protein profiles (39.11%) within the studied genotypes. Overall mean of the genetic similarity within the studied genotypes based on all biochemical markers were 0.81 (APRI), 0.91 (NZW), 0.89 (BB) and 0.86 (GAB), which indicated high homogeneity within each genotype. The polymorphism percentage based on overall RAPD primers was 35.44% among the four genotypes, which suggest a kind of genetic diversity among the rabbit genotypes. From the dendrogram tree, both BB and GAB appeared to be closely related, while the APRI was the most different. The obtained results could have a great impact in rabbit breeding programs, such as selection or crossing programs.  

DOI

10.21608/jappmu.2013.71200

Keywords

Rabbit, Genetic diversity, SDS-PAGE, isozymes, RAPD-PCR

Authors

First Name

M.

Last Name

Sheteifa

MiddleName

M. A.

Affiliation

Animal Production Res. Inst., Agric. Res. Center, Ministry of Agric., Dokki, Egypt

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Orcid

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First Name

Ola

Last Name

Galal

MiddleName

A.

Affiliation

Genetics Dept., Fac. Agric., Kafrelsheikh Univ., 33516 Kafr El-Sheikh, Egypt.

Email

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City

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Orcid

-

First Name

Ragaa

Last Name

Abd El-Karim

MiddleName

E.

Affiliation

Animal Production Res. Inst., Agric. Res. Center, Ministry of Agric., Dokki, Egypt

Email

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City

-

Orcid

-

First Name

F.

Last Name

Tawfeek

MiddleName

A.

Affiliation

Animal Production Res. Inst., Agric. Res. Center, Ministry of Agric., Dokki, Egypt

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-

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-

Orcid

-

Volume

4

Article Issue

4

Related Issue

10815

Issue Date

2013-04-01

Receive Date

2013-04-15

Publish Date

2013-04-01

Page Start

177

Page End

191

Print ISSN

2090-3642

Online ISSN

2090-3723

Link

https://jappmu.journals.ekb.eg/article_71200.html

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https://jappmu.journals.ekb.eg/service?article_code=71200

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Original Article

Type Code

876

Publication Type

Journal

Publication Title

Journal of Animal and Poultry Production

Publication Link

https://jappmu.journals.ekb.eg/

MainTitle

IDENTIFICATION OF GENETIC IMPROVEMENT USING GENETIC MARKERS IN SOME LOCAL RABBIT STRAINS: 1. EFFECT OF GENETIC VARIATION

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Article

Created At

22 Jan 2023