3 results for “Hester Adri O'Neill”

Research ArticleOpen accessIn the author namesThe Use of Management and Hormonal Oestrous Synchronisation on Indigenous Sheep Reared ExtensivelyAyanda Maqhashu, Jabulani Nkululeko Ngcobo, Hester Adri O'Neill et al.As the global population increases, demand for animal products will result in increased livestock-related greenhouse gas emissions that contribute to climate change. One of the strategies for reducing this impact would be the improvement of indigenous livestock reproductive efficiency that are hardy and well adapted to harsh environmental regions. The use of reproductive technologies increases efficiency of animals necessary for … …American Journal of Animal and Veterinary Sciences, Vol. 19, Issue 3 · 29 Aug 2024 · 4,782 accessesView PDF Cite

Research ArticleOpen accessIn the author namesEffect of two Different Permitting and Combination of Cryoprotectants on Cattle Oocytes Maturation Rate Following Brilliant Cresyl Blue ExposureMasindi Lottus Mphaphathi, Hester Adri O'Neill, Tshimangadzo Lucky NedambaleThe objectives of this study were to elucidate the toxicity of Dimethyl sulfoxide (DMSO), Ethylene glycol (EG), and the combination of both permitting cryoprotectants (CPAs) to cattle oocytes and the effectiveness of Brilliant cresyl blue (BCB) on immature oocytes pre-selection. Cattle ovaries were collected from the local slaughterhouse and transported within 2 hours of slaughter. The oocytes were exposed to … …American Journal of Animal and Veterinary Sciences, Vol. 17, Issue 2 · 6 May 2022 · 6,204 accessesView PDF Cite