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285280

Soybean Lecithin as an Alternative to Egg Yolk in Tris-Based Extender of Cryopreserved Apri Rabbit Semen

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Last updated: 04 Jan 2025

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Abstract

The present study was conducted to demonstrate whether soy lecithin could be used as an alternative to egg yolk (EY) in tris-extender for cryopreservation of APRI rabbit semen. In tris-extender (E1), 18% EY was replaced by 1% (E2), 1.5% (E3), or 2% (E4) SBL (1:4). Semen was evaluated visually after cryopreservation stages and by CASA only post-thawing. Results showed that visual sperm motility, livability, abnormality, acrosome integrity, and membrane integrity were improved (P<0.05) by E3 after all cryopreservation stages. Slow, total progressive, and total motility were the highest (P<0.05), while non-motility and non-progressive motility were the lowest (P<0.05) with E3 compared with other extenders. In comparing with E1, E3 showed the best dynamic sperm parameters, in terms of the highest VCL, STR (P<0.05), VSL (P≥0.05), and the lowest (P<0.05) WOB. Prolificacy of rabbits showed the highest (6.68 kits/doe, P<0.05) by E3 compared with 4.96, 4.72, and 2.8 kits/doe for E1, E2, and E4, respectively. The correlation coefficient was the lowest (r=0.691, P<0.05) between acrosome integrity and litter size, and the highest (r= 0.921, P<0.001) between membrane integrity and prolificacy.  Progressive motility and slow motility correlated with pregnancy (r=0.811and r=0.778, P<0.01) and prolificacy (r=0.898, P<0.001 and 0.801, P<0.01). In conclusion, addition of soybean lecithin at a level of 1.5% as an alternative to 18% egg yolk in tris extender may has a beneficial impact on motility parameters of cryopreserved APRI-rabbit spermatozoa, and prolificacy of doe rabbits.

DOI

10.21608/jappmu.2021.149460

Keywords

Rabbit, Semen, egg yolk, Lecithin, sperm function, sperm dynamic

Authors

First Name

G.

Last Name

Younan,

MiddleName

E.

Affiliation

Animal Production Research Institute, Agricultural Research Center, Egypt.

Email

ggezzate@yahoo.com

City

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Orcid

0000-0002-3413-5400

First Name

A.

Last Name

Shehab El-Din

MiddleName

M.

Affiliation

Animal Production Research Institute, Agricultural Research Center, Egypt.

Email

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City

-

Orcid

-

First Name

A.

Last Name

Abdel-Khalek

MiddleName

E.

Affiliation

Animal Production Department, Faculty of Agriculture, Mansoura University, Egypt.

Email

-

City

-

Orcid

-

First Name

M.

Last Name

El-Sherbieny

MiddleName

A.

Affiliation

Animal Production Research Institute, Agricultural Research Center, Egypt.

Email

-

City

-

Orcid

-

First Name

Azza

Last Name

Helmy

MiddleName

A.

Affiliation

Animal Production Research Institute, Agricultural Research Center, Egypt.

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-

City

-

Orcid

-

Volume

12

Article Issue

1

Related Issue

20359

Issue Date

2021-01-01

Receive Date

2020-12-13

Publish Date

2021-01-01

Page Start

47

Page End

54

Print ISSN

2090-3642

Online ISSN

2090-3723

Link

https://jappmu.journals.ekb.eg/article_285280.html

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https://jappmu.journals.ekb.eg/service?article_code=285280

Order

8

Type

Original Article

Type Code

876

Publication Type

Journal

Publication Title

Journal of Animal and Poultry Production

Publication Link

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

MainTitle

Soybean Lecithin as an Alternative to Egg Yolk in Tris-Based Extender of Cryopreserved Apri Rabbit Semen

Details

Type

Article

Created At

24 Dec 2024