腹腔镜取卵器(LOPU)在美洲虎和美洲狮体内成熟和未成熟卵母细胞的高效回收

Pedro Nacib Jorge-Neto , Letícia Alecho Requena , Gediendson Ribeiro de Araújo , Anneliese de Souza Traldi , Thiago Cavalheri Luczinski , Thyara de Deco-Souza , Cristiane Schilbach Pizzutto , Hernan Baldassarre
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引用次数: 1

摘要

美洲豹和美洲狮在平衡生态系统方面发挥着至关重要的作用。开发这类物种的生殖生物技术可以允许在原地和迁地种群之间交换遗传物质,包括“一个保护”的概念。因此,本研究的目的是比较不同的促性腺激素刺激策略与腹腔镜取卵(LOPU)技术,以从这些物种中回收未成熟和成熟的卵母细胞。成年雌性美洲狮(n=10)和美洲豹(n=11)分别接受了12次和16次LOPU治疗。用eCG(美洲狮750 IU;美洲豹800 IU;im)进行激素刺激,并将其随机分为两个治疗组:第一组(G1)在eCG给药后约85小时接受hCG(500 IU,im),以促进卵母细胞成熟并恢复体内成熟的卵母细胞;而第2组(G2)不接受hCG以恢复未成熟卵母细胞。在两次处理之间,共回收416和160个活卵母细胞,其中205和80个来自G1,211和80个分别来自G2处理的美洲狮和美洲豹雌性。我们发现,LOPU是一种从美洲狮和美洲豹等野猫身上获得高质量卵母细胞的安全技术,它可能会被纳入保护工作。在美洲狮和美洲豹中,使用eCG进行卵巢刺激的方案是有效的,在采集前使用hCG刺激体内卵母细胞成熟也是有效的。
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Efficient recovery of in vivo mature and immature oocytes from jaguars (Panthera onca) and pumas (Puma concolor) by Laparoscopic Ovum Pick-Up (LOPU)
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Theriogenology wild
Theriogenology wild Animal Science and Zoology, Veterinary Science
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