Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii
- Autores
- Fernández Iriarte, P.J.; Levy, E.; Devincenzi, D.; Rodríguez, C.; Fanara, J.J.; Hasson, E.
- Año de publicación
- 1999
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The inversion polymorphism of the cactophilic fly Drosophila buzzatii was studied in two natural populations. We assessed the temporal changes and microspatial population structure. We observed a significant increase in the frequency of arrangement 2J at the expense of 2ST in both populations. These gene arrangements appear to affect the life-history of flies differently. Environmental heterogeneity explains the karyotype coexistence in nature. The analysis of population structure showed that differentiation of inversion frequencies among individual breeding sites, the rotting clacodes of Opuntia vulgaris, was highly significant. The karyotypic frequencies did not depart significantly from Hardy-Weinberg expectations, neither in individual rots nor in the total population. These results suggest that the observed population structure can be easily accounted by random genetic drift.
Fil:Fernández Iriarte, P.J. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.
Fil:Levy, E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.
Fil:Rodríguez, C. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.
Fil:Fanara, J.J. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.
Fil:Hasson, E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. - Fuente
- Hereditas 1999;131(2):93-99
- Materia
-
animal tissue
article
chromosome inversion
Drosophila
environment
genetic drift
genetic heterogeneity
genetic polymorphism
genetic variability
nonhuman
population genetics
Animals
Drosophila
Environment
Inversion, Chromosome
Karyotyping
Models, Genetic
Models, Statistical
Polymorphism, Genetic
Variation (Genetics)
Animalia
Drosophila buzzatii
Opuntia - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- http://creativecommons.org/licenses/by/2.5/ar
- Repositorio
- Institución
- Universidad Nacional de Buenos Aires. Facultad de Ciencias Exactas y Naturales
- OAI Identificador
- paperaa:paper_00180661_v131_n2_p93_FernandezIriarte
Ver los metadatos del registro completo
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paperaa:paper_00180661_v131_n2_p93_FernandezIriarte |
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Biblioteca Digital (UBA-FCEN) |
spelling |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatiiFernández Iriarte, P.J.Levy, E.Devincenzi, D.Rodríguez, C.Fanara, J.J.Hasson, E.animal tissuearticlechromosome inversionDrosophilaenvironmentgenetic driftgenetic heterogeneitygenetic polymorphismgenetic variabilitynonhumanpopulation geneticsAnimalsDrosophilaEnvironmentInversion, ChromosomeKaryotypingModels, GeneticModels, StatisticalPolymorphism, GeneticVariation (Genetics)AnimaliaDrosophila buzzatiiOpuntiaThe inversion polymorphism of the cactophilic fly Drosophila buzzatii was studied in two natural populations. We assessed the temporal changes and microspatial population structure. We observed a significant increase in the frequency of arrangement 2J at the expense of 2ST in both populations. These gene arrangements appear to affect the life-history of flies differently. Environmental heterogeneity explains the karyotype coexistence in nature. The analysis of population structure showed that differentiation of inversion frequencies among individual breeding sites, the rotting clacodes of Opuntia vulgaris, was highly significant. The karyotypic frequencies did not depart significantly from Hardy-Weinberg expectations, neither in individual rots nor in the total population. These results suggest that the observed population structure can be easily accounted by random genetic drift.Fil:Fernández Iriarte, P.J. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.Fil:Levy, E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.Fil:Rodríguez, C. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.Fil:Fanara, J.J. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.Fil:Hasson, E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina.1999info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfhttp://hdl.handle.net/20.500.12110/paper_00180661_v131_n2_p93_FernandezIriarteHereditas 1999;131(2):93-99reponame:Biblioteca Digital (UBA-FCEN)instname:Universidad Nacional de Buenos Aires. Facultad de Ciencias Exactas y Naturalesinstacron:UBA-FCENenginfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/2.5/ar2025-09-29T13:42:52Zpaperaa:paper_00180661_v131_n2_p93_FernandezIriarteInstitucionalhttps://digital.bl.fcen.uba.ar/Universidad públicaNo correspondehttps://digital.bl.fcen.uba.ar/cgi-bin/oaiserver.cgiana@bl.fcen.uba.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:18962025-09-29 13:42:53.503Biblioteca Digital (UBA-FCEN) - Universidad Nacional de Buenos Aires. Facultad de Ciencias Exactas y Naturalesfalse |
dc.title.none.fl_str_mv |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
title |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
spellingShingle |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii Fernández Iriarte, P.J. animal tissue article chromosome inversion Drosophila environment genetic drift genetic heterogeneity genetic polymorphism genetic variability nonhuman population genetics Animals Drosophila Environment Inversion, Chromosome Karyotyping Models, Genetic Models, Statistical Polymorphism, Genetic Variation (Genetics) Animalia Drosophila buzzatii Opuntia |
title_short |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
title_full |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
title_fullStr |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
title_full_unstemmed |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
title_sort |
Temporal and spatial variation of inversion polymorphism in two natural populations of Drosophila buzzatii |
dc.creator.none.fl_str_mv |
Fernández Iriarte, P.J. Levy, E. Devincenzi, D. Rodríguez, C. Fanara, J.J. Hasson, E. |
author |
Fernández Iriarte, P.J. |
author_facet |
Fernández Iriarte, P.J. Levy, E. Devincenzi, D. Rodríguez, C. Fanara, J.J. Hasson, E. |
author_role |
author |
author2 |
Levy, E. Devincenzi, D. Rodríguez, C. Fanara, J.J. Hasson, E. |
author2_role |
author author author author author |
dc.subject.none.fl_str_mv |
animal tissue article chromosome inversion Drosophila environment genetic drift genetic heterogeneity genetic polymorphism genetic variability nonhuman population genetics Animals Drosophila Environment Inversion, Chromosome Karyotyping Models, Genetic Models, Statistical Polymorphism, Genetic Variation (Genetics) Animalia Drosophila buzzatii Opuntia |
topic |
animal tissue article chromosome inversion Drosophila environment genetic drift genetic heterogeneity genetic polymorphism genetic variability nonhuman population genetics Animals Drosophila Environment Inversion, Chromosome Karyotyping Models, Genetic Models, Statistical Polymorphism, Genetic Variation (Genetics) Animalia Drosophila buzzatii Opuntia |
dc.description.none.fl_txt_mv |
The inversion polymorphism of the cactophilic fly Drosophila buzzatii was studied in two natural populations. We assessed the temporal changes and microspatial population structure. We observed a significant increase in the frequency of arrangement 2J at the expense of 2ST in both populations. These gene arrangements appear to affect the life-history of flies differently. Environmental heterogeneity explains the karyotype coexistence in nature. The analysis of population structure showed that differentiation of inversion frequencies among individual breeding sites, the rotting clacodes of Opuntia vulgaris, was highly significant. The karyotypic frequencies did not depart significantly from Hardy-Weinberg expectations, neither in individual rots nor in the total population. These results suggest that the observed population structure can be easily accounted by random genetic drift. Fil:Fernández Iriarte, P.J. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Levy, E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Rodríguez, C. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Fanara, J.J. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Hasson, E. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. |
description |
The inversion polymorphism of the cactophilic fly Drosophila buzzatii was studied in two natural populations. We assessed the temporal changes and microspatial population structure. We observed a significant increase in the frequency of arrangement 2J at the expense of 2ST in both populations. These gene arrangements appear to affect the life-history of flies differently. Environmental heterogeneity explains the karyotype coexistence in nature. The analysis of population structure showed that differentiation of inversion frequencies among individual breeding sites, the rotting clacodes of Opuntia vulgaris, was highly significant. The karyotypic frequencies did not depart significantly from Hardy-Weinberg expectations, neither in individual rots nor in the total population. These results suggest that the observed population structure can be easily accounted by random genetic drift. |
publishDate |
1999 |
dc.date.none.fl_str_mv |
1999 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/20.500.12110/paper_00180661_v131_n2_p93_FernandezIriarte |
url |
http://hdl.handle.net/20.500.12110/paper_00180661_v131_n2_p93_FernandezIriarte |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by/2.5/ar |
dc.format.none.fl_str_mv |
application/pdf |
dc.source.none.fl_str_mv |
Hereditas 1999;131(2):93-99 reponame:Biblioteca Digital (UBA-FCEN) instname:Universidad Nacional de Buenos Aires. Facultad de Ciencias Exactas y Naturales instacron:UBA-FCEN |
reponame_str |
Biblioteca Digital (UBA-FCEN) |
collection |
Biblioteca Digital (UBA-FCEN) |
instname_str |
Universidad Nacional de Buenos Aires. Facultad de Ciencias Exactas y Naturales |
instacron_str |
UBA-FCEN |
institution |
UBA-FCEN |
repository.name.fl_str_mv |
Biblioteca Digital (UBA-FCEN) - Universidad Nacional de Buenos Aires. Facultad de Ciencias Exactas y Naturales |
repository.mail.fl_str_mv |
ana@bl.fcen.uba.ar |
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