Factors affecting frozen and fresh embryo transfer pregnancy rates in cattle

Theriogenology

Volumn 56, Issue 9, 2001, Pages 1401-1415

  Hasler, John F ^a  

^a NONE   (United States)

Author keywords

Bovine; Embryo; Fresh; Frozen; Pregnancy

Indexed keywords

AGE; ANIMAL; ANIMAL DISEASE; ANIMAL EXPERIMENT; BREEDING; CATTLE; CONFERENCE PAPER; CRYOPRESERVATION; EMBRYO; EMBRYO TRANSFER; EMBRYOLOGY; ESTRUS CYCLE; FEMALE; FREEZING; GEOGRAPHIC DISTRIBUTION; INFERTILITY THERAPY; MALE; NETHERLANDS; NONHUMAN; PARITY; PHYSIOLOGY; PREGNANCY; PREGNANCY RATE; RETROSPECTIVE STUDY; SEASON; SPECIES DIFFERENCE; THAWING; TIME; UNITED STATES;

AGE FACTORS; ANIMALS; BREEDING; CATTLE; CRYOPRESERVATION; EMBRYO TRANSFER; ESTRUS SYNCHRONIZATION; FEMALE; FREEZING; MALE; PARITY; PREGNANCY; PREGNANCY RATE; PREGNANCY, ANIMAL; REPRODUCTIVE TECHNIQUES; RETROSPECTIVE STUDIES; SEASONS; TIME FACTORS;

BOS TAURUS; BOVINAE;

EID: 0035578707     PISSN: 0093691X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0093-691X(01)00643-4     Document Type: Article

References (37)

1. Effect of cryoprotectant, thawing method, embryo grade and breed on pregnancy rates of cryopreserved bovine embryos
2. Comparison of the pregnancy rate following nonsurgical and surgical transfer and visual grading of bovine embryos on farms in southeastern Queensland
3. Effect of nutrition on endocrine parameters, ovarian physiology, and oocytes and embryo development
4. Effects of breed, age of donor and dosage of follicle stimulating hormone on the superovulatory response of beef cows
5. Recipient management and embryo transfer
6. Interrelationships between energy balance and postpartum reproductive function in dairy cattle
7. Embryo recipients: Dairy cows or heifers?
8. Effect of parity and type of estrus of recipient on pregnancy rate following embryo transfer in dairy cattle
9. Estrous synchronization and establishment of pregnancy in bovine embryo transfer recipients
10. Matching of embryo stages and grades with recipient oetrous synchrony in bovine embryo transfer
11. Direct transfer of bovine embryos frozenthawed in the presence of propylene glycol or ethylene glycol under on-farm conditions in an integrated embryo transfer program
12. Nonsurgical recovery of bovine eggs
13. Effect of donor-embryo-recipient interactions on pregnancy rate in a large-scale bovine embryo transfer program
14. Survival of IVF-derived bovine embryos frozen in glycerol or ethylene glycol
15. Use of electronic estrous detection to evaluate the effect of embryo-recipient synchrony on pregnancy rate in cattle
16. Bovine embryo morphology and evaluation
17. Deep freezing of cattle embryos in glass ampules or French straws
18. Interactions of high milk yield and reproductive performance in dairy cows
19. Cryopreservation of 7- to 9-day bovine embryos
20. Comparison of the fetal survival rate in heifers after the transfer of an embryo surgically to one uterine horn and non-surgically to the other
21. Pregnancy rate of fresh and frozen-thawed cattle embryos
22. Commercial freezing of bovine embryos in glass ampules
23. The genetic relationship between calving interval, body condition score and linear type and management traits in registered Holsteins
24. Influence of environmental temperature on reproductive performance of bovine embryo donors and recipients in the southwest region of the United States
25. Cryopreservation of mammalian embryos, gametes and ovarian tissues
26. Certification and identification of the embryo
27. Genetic correlations among protein yield productive life, type traits from the United States and diseases other than mastitis from Denmark and Sweden
28. Commercial aspects of bovine embryo transfer
29. Freezing of bovine embryos: Effects of embryo quality, time from thawing to transfer and number frozen per vial
30. Evaluating recipient and embryo factors that affect pregnancy rates of embryo transfer in beef cattle
31. Non-surgical embryo transfer in the cow
32. Factors affecting pregnancy rate following embryo transfer in the cow
33. Pregnancy rates with intact and split bovine embryos transferred surgically and nonsurgically
34. The IETS statistics of embryo transfers in livestock in the world for the year 1999: A new record for bovine in vivo-derived embryos transferred
35. Field trial to compare pregnancy rates of bovine embryo cryopreservation methods: Vitrification and one-step dilution versus slow freezing and three-step dilution
36. Non-Surgical embryo transfer in cattle: Embryo-recipient interactions
37. Commercial freezing of bovine embryos in straws