Efficiency of the OVATEC-1 unit for estrus detection and calf sex control in beef cows

Animal Reproduction Science

Volumn 46, Issue 1-2, 1997, Pages 27-34

  Wehner, G R ^a   Wood, C ^a   Tague, A ^a   Barker, D ^a   Hubert, H ^a  

^a TRUMAN STATE UNIVERSITY   (United States)

Author keywords

Cattle oestrus; Cervical mucus conductivity; Oestrus detection; Sex prediction

Indexed keywords

ANIMAL; ANIMAL DISEASE; ARTICLE; ARTIFICIAL INSEMINATION; CATTLE; COHORT ANALYSIS; COMPARATIVE STUDY; ESTRUS; FEMALE; INSTRUMENTATION; INTRAVAGINAL DRUG ADMINISTRATION; MALE; METHODOLOGY; PHYSIOLOGY; RANDOMIZATION; SEX DETERMINATION;

ADMINISTRATION, INTRAVAGINAL; ANIMALS; CATTLE; COHORT STUDIES; ESTRUS DETECTION; FEMALE; INSEMINATION, ARTIFICIAL; MALE; RANDOM ALLOCATION; SEX DETERMINATION (ANALYSIS);

EID: 0030611434     PISSN: 03784320     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0378-4320(96)01604-1     Document Type: Article

References (40)

1. Aizinbudas, L.B. and Dovil'tis, P.O., 1962. Electronic method for inseminating cows. Zhivotnovodstvo, 11: 68.
2. Babcock, D.F. 1988. Cross talk between voltage-dependent components of the signal transduction machinery of bovine spermatozoa. Biol. Reprod., 38(Suppl. 1): 60.
3. Babcock, D.F., Rufo Jr., G.A. and Lardy, H.A., 1983. Potassium-dependent increases in cytosolic pH stimulate metabolism and mobility of mammalism sperm. Proc. Natl. Acad. Sci., 80: 1372.
4. Bedford, J.M., 1983. Significance of the need for sperm capacitation before fertilization in eutherian mammals. Biol. Reprod., 28: 108.
5. Brokaw, C.J., Jossolin R. and Bobrow, L., 1974. Calcium ion regulation of flageller beat symmetry in reactivated sea-urchin spermatozoa. Biochem. Biophys. Res. Commun., 58: 795.
6. Brokaw, C.J., 1979. Calcium-induced asymmetrical beating of triton-demembranated sea-urchin spermatozoa. J. Cell. Biol., 62: 401.
7. Edwards, D.F. 1980. Proposed instrumentation to determine the optimum time to inseminate cattle by measurement of vaginal impedance. Med. Biol. Eng. Comput., 18: 73.
8. Edwards, D.F. and Levin, R.J., 1974. An electrical method of detecting the optimum time to inseminate cattle, sheep and pigs. Vet. Res., 95: 416.
9. Esbenshade, K.L. and Clegg, E.D., 1980. Acrosome reaction of sperm incubated in the uterus of gilts. Am. J. Vet. Res., 41: 1137.
10. Esslemont, R.J. and Bryant, M.J., 1976. Oestrus behavior in a herd of dairy cows. Vet. Res., 99: 472.
11. Feldman, F., Aisinbud, E., Schindler, H. and Broda, H., 1978. The electrical conductivity inside the bovine vaginal wall. Anim. Prod., 26: 61.
12. 2+ uptake and the acrosome reaction in sea urchin sperm. Dev. Biol., 120: 112.
13. Gibbons, B.H. and Gibbons, I.R., 1973. Calcium-induced quiescence in reactivated sea urchin sperm. J. Cell. Biol., 13: 337.
14. Green, D.L., 1978. The induction of the acrosome reaction in guinea pig sperm by the divalent metal cation ionosphere A23187. J. Cell. Sci., 32: 137.
15. Herz, Z., Northey, D. and Lawyer, M., 1985. Acrosome reaction of bovine spermatozoa in vivo: Sites and effects of stages of the estrous cycle. Biol. Reprod., 32: 1163.
16. Holmann, F.J., Blake, R.W. and Shermway, C.R., 1987. Economic evaluation of fourteen methods of estrus detection. J. Dairy. Sci., 70: 186.
17. Hunter, R.H.F. and Hall, J.P., 1974. Capacitation of boar spermatozoa: Synergism between uterine and tubal environments. J. Exp. Zool., 188: 203.
18. Iritani, A. and Niwa, K., 1977. Capacitation of bull spermatozoa and fertilization in vitro of cattle follicular ocytes matured in culture. J. Reprod. Fert., 50: 119.
19. Kiepe, H., 1978. GieBener Schriftenreihe Tierzucht und Haustiergenetik. Vergleichende Untersuchungen zur Färsenvomutzung in Reinzucht und Kreuzung. Band 40. Hamburg: Paul Parey.
20. Larsson, B., 1987. Determination of ovulation by ultrasound examination and its relation to the LH-peak in heifers. J. Vet. Med. Ser. A, 34: 749.
21. Larsson, B., 1988. Sperm distribution and its relation to ovulation in artificially inseminated heifers. Reprod. Dom. Anim., 23: 56.
22. Leidl, W. and Stolla, R., 1976. Measurement of electrical resistance of the vaginal mucus as an aid for heat detection. Theriogenology, 6: 237.
23. McCaughey, W.J. and Patterson, A.D., 1981. Vaginal electrical resistance in cows: Measurements in isolated reproductive tracts. Vet. Res. Comm., 8: 73-76.
24. Parrish, J.J., 1992. Changes in the plasma membranae and cytoplasm of bovine sperm during Capacitation. Invited paper. American Society of Animal Science 84th Annual Meeting, Pittsburgh, PA.
25. Parrish, J.J., Susko-Parrish, J.A., Winer, M.A. and First, N.L., 1988. Capacitation of bovine sperm by heparin. Biol. Reprod., 38: 1171.
26. Profitable Breeding Corporation, 1987. Ovatec Operator Manual, p. 6.
27. 2+/ionophore-induced acrosome reaction of mammalian spermatozoa. Biochem. J., 259: 397.
28. Schams, D., Schallenberger, E., Hoffmann B. and Karg, H., 1977. The oestrus cycle of the cow: Hormone parameters and time relationships concerning oestrus, ovulation and electrical resistance of the vaginal mucus. Acta Endocrinol., 86: 180.
29. Scipioni, R.L., Foote, R.H., Lamb, S.V., Hall, C.E., Lein, D.H. and Shin, S.J., 1982. Electronic probe measurements of cervico-vaginal mucus for detection of ovulation in dairy cows: sanitation, clinical observations and microflora. Cornell Vet., 72: 269.
30. Senjum, N., 1988. Probe pinpoints breeding time. Dairy Nov., 10: 6-8.
31. Snedecor, G.W. and Cochran, W.G., 1967a. Statistical Methods. Iowa State University Press, Ames, pp. 271-275.
32. Snedecor, G.W. and Cochran, W.G., 1967b. Statistical Methods. Iowa State University Press, Ames, pp. 20-26.
33. Steinel, G., 1981. Untersuchung Zur Beeinflussung des Geschlechtes Beim Rind. Inaugural Diss., Justus-Leibig Univ., Giessen, Germany.
34. Straub, E.A., Edgerton, L.A. and Heershe, G., 1984. Changes in electrical resistance of the vagina during estrus in heifers. Preliminary report to Animark, University of Kentucky-Lexington.
35. Tash, J.S., Krinks, J., Patel, J., Means, R.L., Klee, C.B. and Means, A.R., 1988. Identification, characterization, and functional correlation of calmodulin-dependent protein phosphatase in sperm. J. Cell. Biol., 106: 1625.
36. 1 monophosphate, calcium and protein phosphorylation in flagellar mobility. Biol. Reprod., 28: 75.
37. Triana, L.R., Bobcock, D.F., Lorton, S.P. and Lardy, H.A., 1980. Release of acrosomal hyaluronidase follows increased membrane permeability to calcium in the presumptive capacitation sequence for spermatozoa of the bovine and other mammalian species. Biol. Reprod., 23: 47.
38. Williams, W.J., Yver, D.R. and Gross, T.S., 1981. Comparison of estrus detection techniques in dairy heifers. J. Dairy Sci., 64: 1738.
39. Williamson, N.B., Morris, R.S., Blood, D.C. and Cannon, C.M., 1972. A study of oestrus behavior and oestrous detection methods in a large commercial dairy herd. The relative efficiency of methods of oestrus detection. Vet. Res., 91: 50.
40. Yanagimachi, R., 1975. Acceleration of the acrosome reaction and activation of guinea pig spermatozoa by detergents and other reagents. Biol. Reprod., 13: 519.