Supplementation of ram semen extender to improve seminal quality and fertility rate

L Allai, A Benmoula, MM da Silva, B Nasser… - Animal Reproduction …, 2018 - Elsevier
In sheep, artificial insemination serves as an important technique for breed improvement. In
this context, genetic material from a small number of superior sires can be used in a large …

Factors affecting the survival of ram spermatozoa during liquid storage and options for improvement

N Rizkallah, CG Chambers, SP de Graaf, JP Rickard - Animals, 2022 - mdpi.com
Simple Summary The success of semen preservation is vital for the use of artificial
reproductive technologies in sheep. However, reduced temperatures can cause significant …

Use of antioxidants reduce lipid peroxidation and improve quality of crossbred ram sperm during its cryopreservation

MN Banday, FA Lone, F Rasool, M Rashid, A Shikari - Cryobiology, 2017 - Elsevier
Ram sperm are subjected to extreme oxidative stress during their preservation at− 196° C
resulting in reduced quality at post thaw. Therefore, the main objective of this study was to …

Effect of green tea (Camellia sinensis) extract and pre-freezing equilibration time on the post-thawing quality of ram semen cryopreserved in a soybean lecithin-based …

M Mehdipour, HD Kia, A Najafi, HV Dodaran… - Cryobiology, 2016 - Elsevier
The aim of this study was to determine the effect of Camellia sinensis extract as antioxidant
supplement and pre-freezing equilibration times in a soybean lecithin extender for freezing …

Cryopreservation techniques for ram sperm

A Saha, M Asaduzzaman… - Veterinary medicine …, 2022 - Wiley Online Library
Germplasm storage and transportation in artificial insemination (AI) and other advanced
technologies are facilitated by cryopreservation. In reproduction, the cryopreservation of …

Effect of glutathione in soybean lecithin-based semen extender on goat semen quality after freeze-thawing

H Salmani, MM Nabi, H Vaseghi-Dodaran… - Small ruminant …, 2013 - Elsevier
This study was conducted to investigate the effect of glutathione in a soybean lecithin-based
semen extender on post-thawed goat semen quality. A total of 20 ejaculates were collected …

Post-thawing quality and incubation resilience of cryopreserved ram spermatozoa are affected by antioxidant supplementation and choice of extender

M Mata-Campuzano, M Álvarez-Rodríguez, M Álvarez… - Theriogenology, 2015 - Elsevier
The performance of cryopreserved semen in ovine artificial insemination still needs
improvement. Some antioxidants have been tested, with variable success. We …

[HTML][HTML] Soybean lecithin-based extender as an alternative for goat sperm cryopreservation

AH Vidal, AM Batista, ECB da Silva, WA Gomes… - Small ruminant …, 2013 - Elsevier
The aim of this study was to evaluate the effect of different concentrations of soybean lecithin
(SL) in extenders for sperm goat cryopreservation. Sexually mature male Saanen goats (n …

Supplementation of soybean lecithin-based semen extender by antioxidants: complementary flowcytometric study on post-thawed ram spermatozoa

M Sharafi, M Zhandi, A Akbari Sharif - Cell and tissue banking, 2015 - Springer
The purpose of the current study was to evaluate the effects of cysteine (C) and glutathione
(G) on the post-thawed ram sperm quality. Collected semen samples from four mature rams …

Vitamin E (Trolox) addition to Tris-egg yolk extender preserves ram spermatozoon structure and kinematics after cryopreservation

SV Silva, AT Soares, AM Batista, FC Almeida… - Animal reproduction …, 2013 - Elsevier
Several studies reveal that vitamin E acts as a cellular stabilizer of unsaturated lipids against
oxidative deterioration, thus maintaining structural and functional integrity at the subcellular …