anestrus
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English
[edit]Alternative forms
[edit]Etymology
[edit]Noun
[edit]anestrus (countable and uncountable, plural anestri)
- (zoology) In female placental mammals—excluding humans and great apes—a phase of the estrous cycle during which the sexual cycle rests.
- 1993, R. E. Larsen, S. C. Denham, J. F. Boucher, E. L. Adams, Chapter 13: Breeding Season Length Versus Calving Percentage in Beef Cattle Herds, Michael J. Fields, Robert S. Sand (editors), Factors Affecting Calf Crop, CRC Press, page 191,
- Duration of postpartum anestrus is the period from calving to the first estrus. This anestrus period is recognized as being a major factor in controlling the proportion of cows conceiving each breeding season (Wiltbank et al., 1961).
- 2008, Sabine Meinecke-Tillmann, Burkhard Meinecke, “Chapter 14: Ultrasonography in Small Ruminant Reproduction”, in Heide Schatten, Gheorghe M. Constantinescu, editors, Comparative Reproductive Biology, Blackwell Publishing, page 352:
- During anestrus the size range and numbers of ovarian antral follicles were similar to those seen during the breeding season.
- 2011, Carole C. Miller, Carla L. Carleton (consulting editor), Anestrus, Jean-Pierre Lavoie, Kenneth William Hinchcliff (editors), Blackwell's Five-Minute Veterinary Consult: Equine, 2nd Edition, Wiley, page 75,
- Treating a mare with progesterone while she is in anestrus/early vernal transition will suppress ovarian activity.
- 1993, R. E. Larsen, S. C. Denham, J. F. Boucher, E. L. Adams, Chapter 13: Breeding Season Length Versus Calving Percentage in Beef Cattle Herds, Michael J. Fields, Robert S. Sand (editors), Factors Affecting Calf Crop, CRC Press, page 191,
Usage notes
[edit]Note that anestra is properly the plural form of the synonym anestrum.
Derived terms
[edit]Related terms
[edit]Translations
[edit]period of pause during the sexual cycle
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Further reading
[edit]Estrous cycle § Four phases § Anestrus on Wikipedia.Wikipedia