OMIA:000576-9940 : Knobbed acrosome in Ovis aries (sheep) |
In other species: dog , horse , pig , taurine cattle
Categories: Reproductive system phene
Links to possible relevant human trait(s) and/or gene(s) in OMIM: 606165 (gene)
Mendelian trait/disorder: unknown
Disease-related: yes
Cross-species summary: The presence of a protrusion (knob) on the acrosome (cap) of a sperm. Associated with sterility. Also known as Knobbed Acrosome Defect (KAD)
Species-specific description: There is no evidence for inheritance of this disorder in sheep. It is included here because a similar disorder appears to be inherited in pigs and cattle.
Cite this entry
Nicholas, F. W., Tammen, I., & Sydney Informatics Hub. (2012). OMIA:000576-9940: Online Mendelian Inheritance in Animals (OMIA) [dataset]. https://omia.org/. https://doi.org/10.25910/2AMR-PV70
References
Note: the references are listed in reverse chronological order (from the most recent year to the earliest year), and alphabetically by first author within a year.
| 1998 | Soderquist, L. : |
| Reduced fertility after artificial insemination in a ram with a high incidence of knobbed acrosomes Veterinary Record 143:227-228, 1998. Pubmed reference: 9770767. | |
| 1984 | Savage, N.G. : |
| Infertility in a ram associated with a knobbed acrosome abnormality of the spermatozoa Canadian Veterinary Journal 25:126-127, 1984. |
Edit History
- Created by Frank Nicholas on 06 Sep 2005
- Changed by Frank Nicholas on 21 May 2012