Superovulation, ET, and IVF (3)

Question 1

what is embryo transfer?

Answer 1

embryo in early stages of development is transferred to a recipient mother

Question 2

what are the benefits of embryo transfer?

Answer 2

produce more offspring from valuable dam avoid infertility problems, prevent disease transmission, reproduce endangered species

Question 3

what are the limitations to embryo transfer?

Answer 3

decreases gentic diversity, decreased diversity can lead to mutations, expensive and time consuming

Question 4

when was the first successful production of live young by embryo transfer in rabbits?

Answer 4

1891

Question 5

when were rats and mice successfully embryo transferred?

Answer 5

1930’s

Question 6

when was large animal embryo transfer work started?

Answer 6

1930’s

Question 7

when was the first successful emrbyo transfer in sheep, pig, and cows?

Answer 7

1950’s

Question 8

when was the first successfl non surgical transfer?

Answer 8

1960’s

Question 9

when was the first live mice birth from frozen, thawed, and transferred embryos?

Answer 9

1972

Question 10

when was the first calf born from embryo transfer?

Answer 10

1973

Question 11

when was the first in vitro fertilization of bovine?

Answer 11

1983

Question 12

when was the first live birth of IVF produced dog embryos?

Answer 12

2015

Question 13

what equipment is needed for embryo transfer?

Answer 13

Plastic media bag, foley catheter, embryo filter, microscope, straw, transfer rod, plastic sleeve, male semen

Question 14

what hormones are needed for embryo transfer?

Answer 14

FSH, prostaglandin, penicillin, lidocaine

Question 15

seven steps to embryo transfer

Answer 15

selection of donor and recipient, superovulation, insemination, 7 days (morula), flushing, searching for embryos, transfer the embryos or freeze them

Question 16

what is penecilin used for in embryo transfer?

Answer 16

Prevent pregnancy in donor and prevent infection