摘要: |
用RPE简易冷冻器快速冷冻6~7日龄萨能奶山羊胚胎.将在液氮中冻存12~819d的胚胎用液氮雌经汽车或火车运至外地,并把解冻后的73枚胚胎移植给38只当地山羊。受体妊娠率为60.5%,移植胚产羔率为39.7%.胚胎冻存12~21,195~265,320~450和687~891d时,移植产羔率分别为38.5%,45.8%,41.7%和25.。%.各冻存期间差异不显著(P>0.05). |
关键词: 冷冻胚胎,长期保存,长途运输,山羊 |
DOI: |
分类号:S827.36 |
基金项目:杨陵科技开发基金资助项目 |
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Long-term Cryopreservation,Long-distance Transportation and Transfer of Dairy Goat Embryos |
Wang Guangya Ma Baohua Duan Enkui Waug Jianchen
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Abstract: |
Embryos from superovulated Saanen dairy goats on days 6一7 (mating
day=day 0)were quiekly frozen in a simple RPE freezer.After being frozen for 12~819
days,apart of embryos was transported by car or train to other places of the country
using a jar with LN2.After thawing,73 embryos were transferred into 38 recipients of
indigenous goats.Pregnant rate of recipients was 60.5% (23/28).Kidding rate of the
transferred embryos was 39.7%(29/73).After being frozen for 12~21,198~125,320~480 and 687~819 days,no significant difference (P>0.05) was found in kidding
rates of transferred embryos which had been frozen for different duration. |
Key words: frozen embryos,long-term cryopreservation,long-distance trans-portation,goat |