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  • Created by: Cat
  • Created on: 07-04-18 17:37
Embryo transfer main issues (2)
-No regimes available to super ovulate mare - can only collect one(sometimes 2) embryos for implantation
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ET recipient mare characteristics
temperament, size, breeding history, age, low maintenance, 5-10 years old, good udder, good health
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When should embryo be inserted into recipient mare
4-8 days after ovulation
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Recipient mare and donor need to be ....
synchronize ovulation time
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ET method (4)
sync donor and recipient mare, donor mated naturally or by AI, uterus is flushed 7-8 days after ovulation to collect embryo, embryo graded 1-5 in lab, grade 1,2 used(embryo washed)
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How is the embryo placed into a recipient mare for ET
surgically or via cervix into uterine horn
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Conception % of ET
varies 30-70%
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Storage of embryo (3) ET
stored for up to 24hrs @ 42 degrees, cooled to 4-5 degrees can stay alive for 36hrs, freezing embryos 20-40% conception rarely works
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ET advantages (6)
doesnt damage mare, mare can stay in work, older mares , more than one offspring a year, rare/exotic breed, very young mares
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Other cards in this set

Card 2

Front

ET recipient mare characteristics

Back

temperament, size, breeding history, age, low maintenance, 5-10 years old, good udder, good health

Card 3

Front

When should embryo be inserted into recipient mare

Back

Preview of the front of card 3

Card 4

Front

Recipient mare and donor need to be ....

Back

Preview of the front of card 4

Card 5

Front

ET method (4)

Back

Preview of the front of card 5
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