受精率
- 网络Fertility;Fertilization rate
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ART虽然经过三十余年的发展,但目前仍存在受精率高而妊娠率低的现象。
Although ART has been progressed for more than three decades , there is still a phenomenon which is high fertilization rate and low pregnancy rate .
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结果表明:1)4个组合间受精率、孵化率和变态率存在显著的差异(P0.05);
The results showed : 1 ) Fertilization rate , hatching rate and metamorphosis rate of the four groups were significant ( P0.05 ) .
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三组受精率、总体周期取消率和临床妊娠率比较,差异均无统计学意义(P>0.05)。
There was no significant difference in the rates of fertilization , overall cancellation and clinical pregnancy among three groups ( P > 0.05 ) .
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结果A、B两组受精率、卵裂率比较,差异无统计学意义(P>0.05);
Results There was no significant difference in the fertilization rates and cleavage rates between group A and group B ( P > 0.05 ) .
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2,温度高低不是影响不同温敏型F1育性变化的唯一因子,短日普遍降低各类型F1的受精率;
Temperature was not the only factor to affect the F1 FR , and the short day effect were more important ;
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维生素E还能防止精子发生冷休克,提高冻精解冻后的精子活力,从而提高受精率。
In addition , vitamin E also can prevent the cold shock of sperm , and increase sperm motility after thawing to improve sperm fertilization .
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常规IVF卵母细胞受精率影响因素的探讨
Effect factors of oocyte fertility rate in routine in-vitro fertilization
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结果:实验组小白鼠卵母细胞成熟度、受精率及卵裂率均大于对照组,差异有极显著性及显著性(P<0.01及P<0.05)。
Results : The rates of maturation , fertilization and cleavage of murine oocytes in experimental groups were significantly higher than those in the controls ( P < 0.01 or P < 0.05 ).
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晾蛋、喷水对受精率无明显影响(P0.05),但可使孵化率提高。
Sunning eggs and spraying water on eggs have no obvious influence on fecundation rate ( P0.05 ), but can increase the incubation rate .
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C57BL/6小鼠精子浮游处理有利于提高体外受精率。
Swimming up of mouse spermatozoa in C57BL / 6 can improve the fertilization rate .
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B场种蛋受精率及受精蛋出雏率比C场分别高2.27%和1.32%,差异均不显著(P>0.05)。
Fertility rate and hatching rate of B duck farm were higher than C farms ' by 2.27 % and 1.32 % , respectively , but the differences were not significant ( P 0.05 ) .
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电刺激激活处理卵母细胞显著提高了精子头核和死精子注射后卵子的受精率(13.79%vs.19.30%;12.50%vs.18.97%;P<0.01)。
The rate of fertilization of sperm heads and dead sperms was significantly increased by the electric simulation treatment of ova ( 13.79 % vs.19.30 % ; 12.50 % vs.18.97 % ; P < 0.01 ) .
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大鳞大马哈鱼受精率最高时的温度和pH值分别为4℃和8.40,这与大鳞大马哈鱼精子活力最强时的温度和pH条件高度相关。
The optimum temperature and pH for the highest fertilization of Chinook salmon are also 4 and 8.4 respectively , consistent with the conditions making the vitality of the spermatozoa highest .
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其他实验因素,如添加胰蛋白酶、Ca2+或改变授精体系pH对杂交受精率均无正向作用。
The other tested factors , including the addition of Trypsin or Ca ~ ( 2 + ) into the fertilization system and alteration of pH , led to decline of fertilization rate .
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PCOS组内,妊娠患者的受精率、优胚率显著高于未妊娠患者。
In PCOS group , pregnant women had higher fertilization rate , higher rate of good quality embryo than non-pregnat .
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而卵母细胞的体外成熟率和体外受精率均随着FSHR表达量的增加而提高,可能存在着一定的联系。
And IVM , IVF rate were increased with expression of FSHR .
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3年的结果为:3个试验组(A、B、C组)平均产卵量8.4枚,卵的受精率81.5%,受精卵孵化率87.9%;
Results from three-year-experiment are : the average egg-laying of 3 experiment groups ( group A , B , C ) is 8.4 , fertilization rate is 70.9 % , and incubation rate of fertilized eggs is 87.9 % ;
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与Gn联合应用后可进一步促进卵丘卵母细胞复合物胞质的成熟,提高受精率。
EGF combined with Gn can further promote the maturation of OOCs and improve the rate of fertilization .
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结果表明:①地面平养组人工授精的受精率和孵化率比网上平养组分别高出4.11%和2.84%,且差异极显著(P<0.01)。
The results showed that : firstly , the fertility of artificial fertilization and hatchability of the ducks in the floors were higher than those of the ducks raised in nets ( P0.01 ), 4.11 % and 2.84 % higher , respectively .
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输精深度相同,输精量为0.03、0.05、0.1、0.2ml时,受精率有升高的趋势,但差异不显著(P0.05)。
But the difference is not significant ( P0.05 ) when semen deposition volume is 0.03,0.05 , 0.1, 0.2ml with the same depth .
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A组受精率、卵裂率、M2卵母细胞率及ET评分均低于B、C组(均P<0.05)。
The fertilization rate , cleavage rate , metaphase II oocytes rate , and ET score in group A were lower than those of the patients in group B and C ( P < 0.05 ) .
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成熟金鱼受1000伦琴X射线照射后,所产的卵降低了受精率及孵化率,延长了孵化时间。
Parent goldfishes were exposed to 1,000 rontgen of X-ray irradiation . The following results were obtained for the embryonic development : 1 . decreased rate of fertilization and hatching ; 2 . retardation of hatching time ;
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结论:睾丸切开取精子进行ICSI治疗同样能够得到较高的受精率、优质胚胎获得率和临床妊娠率。
Conclusion : ICSI with testicle sperm also obtained higher impregnation rate , high quality embryo obtained rate and pregnancy rate .
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三代繁殖群体卵的受精率和孵化率差异显著(P0.05),子代鳄的受精率下降明显;
One way ANOVA indicated that the variance between fertilizing rate and the incubating rate of the 3 reproducing generations is significant ( P0.05 ), and the fertilizing rate of the filial generation drops dramatically .
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B组76例不进行心理护理。观察两组病人的用药量、取卵个数、受精率、卵裂率及临床妊娠率,并进行比较。
But no psychological nursing was given to 76 couples in group B.The administration dosage , the number of ova obtained , the fertilization rate , the oocyte fission rate and the clinical pregnancy rate of the two groups were investigated and compared .
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在小鼠体外受精液中添加GSH,能够显著提高受精率、囊胚率,并且这种提高依赖于GSH浓度。
This consequence depended on GSH concentration . 4 . Adding GSH in fertilization medium could increase the cleavage and blastocyst rate during in vitro fertilization in mouse .
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GV期冷冻组的存活率、受精率优于MⅡ期冷冻组。
The survival rate , insemination rate of GV frozen group are higher than those of M ⅱ frozen group .
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试验二:0.1%TritonX-100处理精子和液氮冻融精子组的受精率显著高于对照组(48.15%、56.36%vs39.34%)(p0.05)。
2 ) The fertilization rates of 0.1 % TritonX-100 incubated sperm and frozen / thawed sperm groups were significantly higher than control group ( 48.15 % 、 56.36 % vs 39.34 % )( p0.05 ) .
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年产蛋数(1256±78)枚,比1世代提高40枚,平均蛋重(1336±76)g,2~5月份为产蛋高峰期,受精率为858%。
Annual egg production were ( 125.6 ± 7.8 ), increasing 40 eggs than first generation . Average egg weight was ( 133.6 ± 7.6 ) g. Peak laying period was in February to May , fertility rate was 85.8 % .
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抗MR抗血清预处理精子可抑制精子与卵子的结合与融合,使受精率、穿透指数和结合指数下降,并均有剂量依赖性。
Incubation of zona-free hamster eggs with spermatozoa pretreated with pMR antiserum was associated with a dose-dependent significant reduction in the number of spermatozoa binding to the oolemma , compared with a contraband with a dose-dependent reduction of the fertilization rate and the penetration index .