Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina
Background Anastrepha fraterculus is recognized as a quarantine pest in several American countries. This fruit fly species is native to the American continent and distributed throughout tropical and subtropical regions. It has been reported as a complex of cryptic species, and at least eight morpho...
| Main Authors: | , , , , , , , , , |
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| Format: | Artículo |
| Language: | Inglés |
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BioMed Central
2021
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| Subjects: | |
| Online Access: | http://hdl.handle.net/20.500.12123/8623 https://doi.org/10.1186/s12863-020-00944-1 |
| _version_ | 1855484236335677440 |
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| author | Giardini, Maria Cecilia Nieves, Mariela Scannapieco, Alejandra Carla Conte, Claudia Alejandra Milla, Fabian Horacio Schapovaloff, Maria Elena Frissolo, Maria Soledad Remis, Maria Isabel Cladera, Jorge Luis Lanzavecchia, Silvia Beatriz |
| author_browse | Cladera, Jorge Luis Conte, Claudia Alejandra Frissolo, Maria Soledad Giardini, Maria Cecilia Lanzavecchia, Silvia Beatriz Milla, Fabian Horacio Nieves, Mariela Remis, Maria Isabel Scannapieco, Alejandra Carla Schapovaloff, Maria Elena |
| author_facet | Giardini, Maria Cecilia Nieves, Mariela Scannapieco, Alejandra Carla Conte, Claudia Alejandra Milla, Fabian Horacio Schapovaloff, Maria Elena Frissolo, Maria Soledad Remis, Maria Isabel Cladera, Jorge Luis Lanzavecchia, Silvia Beatriz |
| author_sort | Giardini, Maria Cecilia |
| collection | INTA Digital |
| description | Background
Anastrepha fraterculus is recognized as a quarantine pest in several American countries. This fruit fly species is native to the American continent and distributed throughout tropical and subtropical regions. It has been reported as a complex of cryptic species, and at least eight morphotypes have been described. Only one entity of this complex, formerly named Anastrepha fraterculus sp. 1, is present in Argentina. Previous cytogenetic studies on this morphotype described the presence of sex chromosome variation identified by chromosomal size and staining patterns. In this work, we expanded the cytological study of this morphotype by analyzing laboratory strains and wild populations to provide information about the frequency and geographic distribution of these sex chromosome variants. We analyzed the mitotic metaphases of individuals from four laboratory strains and five wild populations from the main fruit-producing areas of Argentina, including the northwest (Tucumán and La Rioja), northeast (Entre Ríos and Misiones), and center (Buenos Aires) of the country.
Results
In wild samples, we observed a high frequency of X1X1 (0.94) and X1Y5 (0.93) karyomorphs, whereas X1X2 and X1Y6 were exclusively found at a low frequency in Buenos Aires (0.07 and 0.13, respectively), Entre Ríos (0.16 and 0.14, respectively) and Tucumán (0.03 and 0.04, respectively). X2X2 and X2Y5 karyomorphs were not found in wild populations but were detected at a low frequency in laboratory strains. In fact, karyomorph frequencies differed between wild populations and laboratory strains. No significant differences among A. fraterculus wild populations were evidenced in either karyotypic or chromosomal frequencies. However, a significant correlation was observed between Y5 chromosomal frequency and latitude.
Conclusions
We discuss the importance of cytogenetics to understand the possible route of invasion and dispersion of this pest in Argentina and the evolutionary forces acting under laboratory conditions, possibly driving changes in the chromosomal frequencies. Our findings provide deep and integral genetic knowledge of this species, which has become of relevance to the characterization and selection of valuable A. fraterculus sp. 1 strains for mass rearing production and SIT implementation. |
| format | Artículo |
| id | INTA8623 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2021 |
| publishDateRange | 2021 |
| publishDateSort | 2021 |
| publisher | BioMed Central |
| publisherStr | BioMed Central |
| record_format | dspace |
| spelling | INTA86232021-01-20T13:58:26Z Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina Giardini, Maria Cecilia Nieves, Mariela Scannapieco, Alejandra Carla Conte, Claudia Alejandra Milla, Fabian Horacio Schapovaloff, Maria Elena Frissolo, Maria Soledad Remis, Maria Isabel Cladera, Jorge Luis Lanzavecchia, Silvia Beatriz Tephritidae Distribución Geográfica Cromosomas Sexuales Polimorfismo Anastrepha Fraterculus Argentina Citogenética Geographical Distribution Sex Chromosomes Polymorphism Cytogenetics Sterile insect Technique Dispersion Técnica del Insecto Estéril Dispersión Background Anastrepha fraterculus is recognized as a quarantine pest in several American countries. This fruit fly species is native to the American continent and distributed throughout tropical and subtropical regions. It has been reported as a complex of cryptic species, and at least eight morphotypes have been described. Only one entity of this complex, formerly named Anastrepha fraterculus sp. 1, is present in Argentina. Previous cytogenetic studies on this morphotype described the presence of sex chromosome variation identified by chromosomal size and staining patterns. In this work, we expanded the cytological study of this morphotype by analyzing laboratory strains and wild populations to provide information about the frequency and geographic distribution of these sex chromosome variants. We analyzed the mitotic metaphases of individuals from four laboratory strains and five wild populations from the main fruit-producing areas of Argentina, including the northwest (Tucumán and La Rioja), northeast (Entre Ríos and Misiones), and center (Buenos Aires) of the country. Results In wild samples, we observed a high frequency of X1X1 (0.94) and X1Y5 (0.93) karyomorphs, whereas X1X2 and X1Y6 were exclusively found at a low frequency in Buenos Aires (0.07 and 0.13, respectively), Entre Ríos (0.16 and 0.14, respectively) and Tucumán (0.03 and 0.04, respectively). X2X2 and X2Y5 karyomorphs were not found in wild populations but were detected at a low frequency in laboratory strains. In fact, karyomorph frequencies differed between wild populations and laboratory strains. No significant differences among A. fraterculus wild populations were evidenced in either karyotypic or chromosomal frequencies. However, a significant correlation was observed between Y5 chromosomal frequency and latitude. Conclusions We discuss the importance of cytogenetics to understand the possible route of invasion and dispersion of this pest in Argentina and the evolutionary forces acting under laboratory conditions, possibly driving changes in the chromosomal frequencies. Our findings provide deep and integral genetic knowledge of this species, which has become of relevance to the characterization and selection of valuable A. fraterculus sp. 1 strains for mass rearing production and SIT implementation. Fil: Giardini, Maria Cecilia. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Genética "Ewald A. Favret"; Argentina. Fil: Nieves, Mariela. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ecología. Grupo de Investigación en Biología Evolutiva; Argentina. Fil: Scannapieco, Alejandra Carla. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Genética. Laboratorio de Insectos de Importancia Económica; Argentina. Fil: Conte, Claudia Alejandra. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Genética "Ewald A. Favret"; Argentina. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Agrobiotecnología y Biología Molecular; Argentina. Fil: Milla, Fabian Horacio. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Genética. Laboratorio de Genética de Insectos de Importancia Económica; Argentina. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Agrobiotecnología y Biología Molecular; Argentina. Fil: Schapovaloff, Maria Elena. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Montecarlo; Argentina. Fil: Frissolo, Maria Soledad. Programa Nacional de Control y Erradicación de Moscas de los Frutos (PROCEM). Subprograma La Rioja; Argentina Fil: Remis, Maria Isabel. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Fil: Cladera, Jorge Luis. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Genética. Laboratorio de Insectos de Importancia Agronómica; Argentina. Fil: Lanzavecchia, Silvia Beatriz. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Genética; Argentina. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Agrobiotecnología y Biología Molecular; Argentina. Fil: Nieves, Mariela. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Giardini, Maria Cecilia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Scannapieco, Alejandra Carla. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Conte, Claudia Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Milla, Fabian Horacio. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Schapovaloff, Maria Elena. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Remis, Maria Isabel. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ecología, Genética y Evolución; Argentina Fil: Cladera, Jorge Luis. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Agrobiotecnología y Biología Molecular; Argentina. Fil: Cladera, Jorge Luis. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Lanzavecchia, Silvia Beatriz. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina 2021-01-20T13:41:48Z 2021-01-20T13:41:48Z 2020-12 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/8623 https://doi.org/10.1186/s12863-020-00944-1 eng info:eu-repograntAgreement/INTA/PNBIO-1131044/AR./Genómica aplicada a estudios de ecología molecular y diversidad genética. info:eu-repograntAgreement/INTA/AEBIO-242411/AR./Epidemiología molecular agropecuaria de patógenos y plagas de importancia económica info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf BioMed Central BMC Genetics 21 (Suppl 2) : 149. (Diciembre 2020) |
| spellingShingle | Tephritidae Distribución Geográfica Cromosomas Sexuales Polimorfismo Anastrepha Fraterculus Argentina Citogenética Geographical Distribution Sex Chromosomes Polymorphism Cytogenetics Sterile insect Technique Dispersion Técnica del Insecto Estéril Dispersión Giardini, Maria Cecilia Nieves, Mariela Scannapieco, Alejandra Carla Conte, Claudia Alejandra Milla, Fabian Horacio Schapovaloff, Maria Elena Frissolo, Maria Soledad Remis, Maria Isabel Cladera, Jorge Luis Lanzavecchia, Silvia Beatriz Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina |
| title | Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina |
| title_full | Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina |
| title_fullStr | Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina |
| title_full_unstemmed | Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina |
| title_short | Geographic distribution of sex chromosome polymorphism in Anastrepha fraterculus sp. 1 from Argentina |
| title_sort | geographic distribution of sex chromosome polymorphism in anastrepha fraterculus sp 1 from argentina |
| topic | Tephritidae Distribución Geográfica Cromosomas Sexuales Polimorfismo Anastrepha Fraterculus Argentina Citogenética Geographical Distribution Sex Chromosomes Polymorphism Cytogenetics Sterile insect Technique Dispersion Técnica del Insecto Estéril Dispersión |
| url | http://hdl.handle.net/20.500.12123/8623 https://doi.org/10.1186/s12863-020-00944-1 |
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