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水牛精子提取物对猪卵母细胞的孤雌激活效果

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摘要 为验证精子蛋白对卵母细胞的激活效果,为提高核移植胚胎的质量提供可行方法,通过比较不同裂解方法提取的水牛精子蛋白,不同浓度提取液显微注入猪卵母细胞,对水牛精子提取物的孤雌激活效果进行研究。结果表明:采用液氮反复冻融法和超声波破碎法预处理后提取的水牛精子提取物对猪体外成熟卵母细胞都有显著的孤雌激活效果。水牛精子蛋白浓度在0.53~5.52 mg/mL,注射剂量为2~4 pL时均可有效激活猪卵母细胞,综合效果以1.77 mg/mL较佳。
出处 《中国畜牧杂志》 CAS 北大核心 2010年第9期26-29,共4页 Chinese Journal of Animal Science
基金 广西科学基金项目(桂科自0832039) 国家自然科学基金项目(30460090)
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参考文献13

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二级参考文献16

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