首页|AKR7A5基因敲除对雄性小鼠生殖的影响

AKR7A5基因敲除对雄性小鼠生殖的影响

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通过分析野生型和AKR7A5基因敲除型雄性小鼠的睾丸、附睾系数及其组织形态、精子活力和生育力,探讨AKR7A5基因对雄性生殖系统的影响.结果发现:AKR7A5基因敲除型与野生型小鼠睾丸、附睾系数及其组织形态无明显差异;AKR7A5基因敲除型小鼠与野生型小鼠相比,其精子浓度、直线前游总数、直线运动精子、前向运动精子、平均路径运动速度和平均曲线运动速度显著降低,不运动精子显著增加(P<0.01);总产仔数显著降低(P<0.01).综上,AKR7A5基因敲除影响小鼠成熟精子的数量和活力,降低总产仔数.
Effects of AKR7A5 Gene Knockout on Reproduction of Male Mouse
Testicular and epididymal coefficients,histological morphology,sperm motility and fertility of wild-type and AKR7A5 knockout male mice are analyzed to investigate the effects of AKR7A5 gene on the male mouse repro-duction.The results show that there are no significant difference in testicular and epididymal coefficients and histo-logical morphology between AKR7A5 knockout and wild-type mice.Compared to wild-type mice,the sperm concen-tration,total number of straight linear motility,progressive motility sperm,progressive sperm,average path motile speed and average curve motile speed of AKR7A5 knockout mice decrease significantly(P<0.01),while the im-motile sperm increases significantly(P<0.01).The total litter size of offspring decreases significantly(P<0.01).In conclusion,AKR7A5 gene knockout affects the number and motility of mature sperm and reduces the to-tal litter size of mice.

miceAKR7A5gene knockoutreproductive ability

刘庆玲、赵振军、徐文秀、孔令英、刘笑含、许文达、董思琳、李岩、石慧

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烟台大学生命科学学院,山东烟台 264005

小鼠 AKR7A5 基因敲除 生殖能力

国家重点研发计划

2018YFC1003601

2024

烟台大学学报(自然科学与工程版)
烟台大学

烟台大学学报(自然科学与工程版)

影响因子:0.373
ISSN:1004-8820
年,卷(期):2024.37(1)
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