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Animal Science Database

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Abstract

Repeat-breeder heifers (RBH) have been shown to present reproductive perturbations during spontaneous cyclicity, which affects oestrus and ovulation. Some of these disturbances (e.g. deviating hormone patterns) are also present during and after cycles of twice-weekly ovum pick-up (OPU), performed...

Author(s)
Bǻge, R.; Petyim, S.; Larsson, B.; Hallap, T.; Bergqvist, A. S.; Gustafsson, H.; Rodríguez-Martínez, H.
Publisher
CSIRO Publishing, Collingwood, Australia
Citation
Reproduction, Fertility and Development, 2003, 15, 2, pp 115-123
Abstract

Pregnancy in cattle relates to the fertilizing capacity of the spermatozoa inseminated and it is dependent on a series of physiological events and interactions occurring in the female. Among these are the manifestation of normal oestrus, sperm transport and the establishment of a sperm reservoir in ...

Author(s)
Rodriguez-Martinez, H.; Bǻge, R.; Gustafsson, H.; Larsson, B.
Publisher
University of Bologna, Reggio Emilia, Italy
Citation
Proceedings of the International Symposium, Reggio Emilia, Italy, 8-9 October, 1999. From the first artificial insemination to the modern reproduction biotechnologies: traditional ways and new frontiers of animal production. , 1999, pp 119-137
Abstract

11 Swedish Red-and-White and Swedish Friesian heifers with normal oestrous cycles were monitored for signs of oestrus; the growth of the ovulatory follicle and ovulation were determined by frequent ultrasonic scanning and artificial insemination was carried out 12 h after the detection of standing...

Author(s)
Duchens, M.; Forsberg, M.; Gustafsson, H.; Edqvist, L.; Rodríguez-Martínez, H.
Citation
Animal Reproduction Science, 1995, 39, 3, pp 171-182