OMIA:000564-9823 : Intersex in Sus scrofa

In other species: cattle , dog , goat , horse , sheep , water buffalo , argali , bighorn sheep , American mink , Western roe deer , raccoon dog , gray short-tailed opossum , domestic cat , tammar wallaby , llama

Categories: Reproductive system phene

Links to MONDO diseases: No links.

Mendelian trait/disorder: unknown

Considered a defect: yes

Cross-species summary: A mixture of male and female characteristics. Often due to an abnormality of the sex chromosomes.


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.

2005 Bansal, N., Roy, KS., Sharma, DK., Sharma, R. :
Anatomical study on true hermaphroditism in an Indian pig (Sus scrofa domesticus). J Vet Sci 6:83-5, 2005. Pubmed reference: 15785130 .
2002 Switonski, M., Jackowiak, H., Godynicki, S., Klukowska, J., Borsiak, K., Urbaniak, K. :
Familial occurrence of pig intersexes (38,XX; SRY-negative) on a commercial fattening farm Animal Reproduction Science 69:117-124, 2002. Pubmed reference: 11755722 .
1996 Hunter, R.H.F., Greve, T. :
Intersexuality in pigs - clinical, physiological and practical considerations Acta Veterinaria Scandinavica 37:1-12, 1996. Pubmed reference: 8659338 .
Hunter, R.H.F. :
Aetiology of intersexuality in female (XX) pigs, with novel molecular interpretations [Review] Molecular Reproduction & Development 45:392-402, 1996.
1995 Benevides, I.M., Pauls, E., Benevides, L.M.D.S., Goldschmidt, B. :
An intersex pig with XX/XY karyotype Revista Brasileira de Genetica 18:331-332, 1995.
1994 Pailhoux, E., Popescu, P.C., Parma, P., Boscher, J., Legault, C., Molteni, L., Fellous, M., Cotinot, C. :
Genetic analysis of 38XX males with genital ambiguities and true hermaphrodites in pigs Animal Genetics 25:299-305, 1994. Pubmed reference: 7818163 .
1993 Thomsen, P.D., Poulsen, P.H. :
Analysis of the Gonadal Sex of 5 Intersex Pigs Using Y- Chromosomal Markers Hereditas 119:205-207, 1993. Pubmed reference: 8144359 .
1992 Stigler, J., Distl, O., Kruff, B., Krausslich, H. :
Studies of economically important congenital anomalies of pigs. Tierarztliche Umschau 47:883-886, 1992.
1991 Stigler, J., Distl, O., Kruff, B., Krausslich, H. :
Segregation Analysis of Hereditary Defects in Pigs Zuchtungskunde 63:294-305, 1991.
1990 Tambasco, A.J., Ferrari, I., Scheid, I.R., Mores, N., Laus, J.E. :
Cytogenetic Study of Intersex Swine Revista Brasileira de Genetica 13:521-530, 1990.
1989 Chalmers, C., Cook, B., Foxcroft, G.R., Hunter, R.H.F. :
Luteinizing Hormone Response to an Oestradiol Challenge in 5 Intersex Pigs Possessing Ovotestes Journal of Reproduction & Fertility 87:455-461, 1989. Pubmed reference: 2600902 .
1988 Hunter, R.H.F., Chalmers, C., Cavazos, F. :
Intersexuality in domestic pigs Animal Breeding Abstracts 56:785-791, 1988.
1987 Galeotti, M. :
[Intersexuality in animals: a case of lateral (alternate) hermaphroditism in a pig] Rivista di Suinicoltura 28:113-116, 1987.
1986 Knap, P.W. :
Congenital defects inheritance of AI boars: genetic parameters and breeding value estimation procedures Livestock Production Science 15:337-352, 1986.
1985 Bosch, B., Hohn, H., Rieck, G.W. :
[True intersexuality in a pregnant sow with 39,XX,14+ moasicism] Zuchthygiene 20:161-168, 1985.
Pejsak, Z., Sysa, P.S. :
[Cytogenetic studies on interesexuality of pigs] Medycyna Weterynaryjna 41:165-168, 1985.
Sysa, P.S., Pejsak, Z. :
Application of cytogenetic examinations in the diagnosis of infertility of gilts Bulletin of the Veterinary Institute in Pulawy 28-29:109-118, 1985.
Tambasco, A.J., Ferrari, I., Scheid, I.R., Mores, N., Laus, J.G. :
[Cytogenetic analysis of intersex pigs] :79 only, 1985.
Tarocco, C., Codeluppi, S. :
[Description of the genital organs and karyotype of some pig intersexes with a penoid organ] Zootecnica e Nutrizione Animale 11:23-30, 1985.
1984 Halina, W.G., Barrales, D.W., Partlow, G.D., Fisher, K.R.S. :
Intersexes in swine: a problem in descriptive anatomy Canadian Journal of Comparative Medicine 48:313-321, 1984. Pubmed reference: 6478301 .
Laus, J.E., Ferrari, I., Lobo, R.B. :
Inheritance of swine intersexuality (Sus scrofa domestica): an experimental study Revista Brasileira de Genetica 7:647-656, 1984.
1983 Havas, F. :
[Occurrence and importance of intersexuality in pigs] Fleischwirtschaft 63:1881-1884, 1983.
Pejsak, Z., Kozaczynski, W. :
Hermaphroditism in pigs coming from different breeding conditions Bulletin of the Veterinary Institute in Pulawy 26:39-45, 1983.
1982 Tarocco, C., Franchi, F., Campani, I. :
[Cytogenetic studies on intersex pigs] Zootecnica e Nutrizione Animale 8:453-459, 1982.
1981 Sittmann, K., Breeuwsma, A.J., te Brake, J.H.A. :
On the inheritance of intersexuality in swine Canadian Journal of Genetics and Cytology 22:507-527, 1981.
1974 Booth, W.D. :
Vitamin A in testicular tissue of the boar and intersex pig Journal of Reproduction and Fertility 40:219-222, 1974. Pubmed reference: 4416874 .
Toyama, Y. :
Sex chromosome mosaicisms in five swine intersexes Japanese Journal of Zootechnical Science 45:551-557, 1974.
1973 Miyake, Y.-I. :
Cytogenetical studies on swine intersexes Japanese Journal of Veterinary Research 21:41-49, 1973. Pubmed reference: 4543531 .
1972 Miyake, Y-I. :
Cytogenetical studies on swine intersexes Japanese Journal of Veterinary Research 20:84-85, 1972.
1971 Basrur, P.K., Kanagawa, H. :
Sex anomalies in pigs Journal of Reproduction and Fertility 26:369-371, 1971. Pubmed reference: 5106116 .
Krishnamurthy, S., MacPherson, J.W., King, G.J. :
Intersexuality in Ontario swine Canadian Journal of Animal Science 51:807-809, 1971.
Melander, Y., Hansen-Melander, E., Holm, L., Somlev, B. :
Seven swine intersexes with XX chromosome constitution Hereditas 69:51-57, 1971. Pubmed reference: 5173420 .
1970 Somlev, B., Hansen-Melander, E., Melander, Y., Holm, L. :
XX/XY chimerism in leucocytes of two intersexual pigs Hereditas 64:203-210, 1970. Pubmed reference: 5535788 .
1969 Breeuwsma, A.J. :
Intersexuality in pigs Tijdschrift voor Diergeneeskunde 94:493-504, 1969.
Maik, H., Jaskowski, L. :
Chromosome sex determination of intersexual pigs (Sus scrofa domesticus) Proceedings of the Sixth International Congress on Animal Reproduction and Artificial Insemination 2:909-911, 1969.
1968 Breeuwsma, A.J. :
A case of XXY sex chromosome constitution in an intersex pig Journal of Reproduction and Fertility 16:119-120, 1968. Pubmed reference: 5691159 .
Cox, J.E. :
A case of a fertile intersex pig Journal of Reproduction and Fertility 16:321-323, 1968.
Harvey, M.J.A. :
A male pig with XXY/XXXY sex chromosome complement Journal of Reproduction and Fertility 17:319-324, 1968. Pubmed reference: 5755097 .
Vogt, D.W. :
Sex chromosome mosaicism in a swine intersex Journal of Heredity 59:166-167, 1968. Pubmed reference: 5750638 .
1967 Hard, W.L. :
The anatomy and cytogenetics of male pseudo-hermaphroditism in swine Anatomical Record 157:255-256, 1967.
1966 McFee, A.F., Knight, M., Banner, M.W. :
An intersex pig with XX/XY leucocyte mosaicism Canadian Journal of Genetics and Cytology 8:502-505, 1966.
1965 Hard, W.L., Eisen, J.D. :
A phenotypic male swine with a female karyotype Journal of Heredity 56:255-258, 1965. Pubmed reference: 5893033 .
Klaczynski, W. :
[Cases of hermaphroditism in pigs] Medycyna Weterynaryjna 21:42-44, 1965.
Rodrigues, A.J., Spers, A. :
[Notes on a case of pseudohermaphroditism in a pig] Boletim de Industria Animal 22:49-55, 1965.
1964 Gerneke, W.H. :
The karyotype of a gonadal male pig intersex South African Journal of Science 60:347-352, 1964.
Meusel, H. :
[Blood morphological investigations on sex-specific nuclear appendages on the neutrophil granulocytes in pig intersexes] Vet.-med. Dissertation, Humboldt-Univ. :76 total, 1964.
1963 Henricson, B., Backstrom, L. :
The karyotype of normal pigs and of one intersex Genetics Today. Proceedings of the Eleventh International Congress of Genetics, The Hague 1:137 only, 1963.
Saito, I. :
[Report on an intersexual pig] Bulletin of the Faculty of Agriculture, University of Miyazaki 9:69-74, 1963.
Wollrab, J., Lichtner, T. :
[On chromosomal sex determination in domestic animals and the behaviour of sex-specific nuclear appendages in neutrophiles of normal, cryptorchid and intersex pigs] Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere 7:241-253, 1963.
1962 Hamori, D. :
[Atresia of the anus and the rectum in pigs] Zuchthygiene, Fortpflanzungsstorungen und Besamung der Haustiere 6:85-90, 1962.
Lichtner, T. :
[The behaviour of sex specific neutrophil nuclear appendages in the pig with reference to cryptorchids and intersexes] Wissenschaftliche Zeitschrift der Humboldt-Universitat zu Berlin, Mathematisch-Naturwissenschaftliche Reihe 1:210, 1962.
Makino, S., Sasaki, M.S., Sofuni, T., Ishikawa, T. :
Chromosome condition of intersex swine Proceedings of the Japan Academy 38:686-689, 1962.
Nilsson, N.E. :
Cryptorchid boars and hermaphrodite pigs Svinskotsel. Svenska Svinavelsforenigens Tidskrift 52:189-190, 1962.
1961 Helbig, S. :
[Haematological sex diagnosis in male, female and intersex domestic pigs] Archiv fur Tierzucht 4:343-349, 1961.
Pond, W.G., Roberts, S.J., Simmons, K.R. :
True and pseudohermaphroditism in a swine herd Cornell Veterinarian 51:394-404, 1961. Pubmed reference: 13736983 .
1959 Puckovskii, A.I. :
[Hermaphroditism in pigs] Ucenye Zapiska Kazanskoge Veterinarnoga Institute 71:213-220, 1959.
1958 Cantwell, G.E., Johnston, E.F., Zeller, J.H. :
The sex chromatin of swine intersexes Journal of Heredity 49:199-201, 1958.
Johnston, E.F., Zeller, J.H., Cantwell, G. :
Sex anomalies in swine Journal of Heredity 49:254-261, 1958.
1957 Freudenberg, F. :
Hermaphroditism in pigs and other hereditary malformations of the genital organs Monatshefte fur Veterinarmedizin 12:608-613, 1957.
1954 Gecchini, O. :
Hermaphroditism in a herd of pigs. Incidence and anatomy Atti della Societa Italiana delle Scienze Veterinarie 8:512-515, 1954.
1941 Nielson, P.E. :
Report of a case of true lateral hermaphroditism in Sus Anatomical Record 80:1-7, 1941.
1924 Baker, J.R. :
On sex intergrade pigs: their anatomy, genetics and development physiology British Journal of Experimental Biology 2:247-263, 1924.
1909 Kingsbury, B.F. :
Report of a case of hermaphroditism (hermaphroditismus verus lateralis) in Sus scrofa Anatomical Record 3:278-282, 1909.

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  • Created by Frank Nicholas on 06 Sep 2005