The largest known chromosome number for a mammal, in a South American desert rodent.
Experientia
; 46(5): 506-8, 1990 May 15.
Article
em En
| MEDLINE
| ID: mdl-2347403
Tympanoctomys barrerae, a desert specialist member of the family Octodontidae, until now thought to be conservative, and ancestral to South American hystricognath rodents, presents the highest diploid chromosome number (2n = 102) known in a mammal. Unexpectedly, its karyotype was found to be composed mainly of metacentric to sub-metacentric chromosomes. Mechanisms by which such a karyotype may have been derived are discussed.
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Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Roedores
/
Cromossomos
Limite:
Animals
País/Região como assunto:
America do sul
/
Argentina
Idioma:
En
Revista:
Experientia
Ano de publicação:
1990
Tipo de documento:
Article
País de afiliação:
Chile
País de publicação:
Suíça