Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species
Fil: Bonasora, Marisa Graciela. Universidad de Buenos Aires. Facultad de Agronomía. Cátedra de Botánica Agrícola. Buenos Aires, Argentina.
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| Acceso en línea: | http://ri.agro.uba.ar/greenstone3/library/collection/arti/document/2013bonasora |
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snrd:2013bonasora2021-10-15T16:56:07Z Bonasora, Marisa Graciela Poggio, Lidia Greizerstein, Eduardo José 2013 Fil: Bonasora, Marisa Graciela. Universidad de Buenos Aires. Facultad de Agronomía. Cátedra de Botánica Agrícola. Buenos Aires, Argentina. Fil: Poggio, Lidia. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ecología, Genética y Evolución. Laboratorio de Citogenética y Evolución. Buenos Aires, Argentina. Fil: Poggio, Lidia. CONICET. Buenos Aires, Argentina. Fil: Greizerstein, Eduardo José. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Ecología, Genética y Evolución. Laboratorio de Citogenética y Evolución. Buenos Aires, Argentina Fil: Greizerstein, Eduardo José. UNLZ. Facultad de Ciencias Agrarias. Cátedra de Mejoramiento Genético. Llavallol, Buenos Aires, Argentina. In the present study, the chromosomes numbers were confirmed, 2n = 34 for Amaranthus cruentus Linnaeus, 1759, and 2n = 32 for A. hypochondriacus Linnaeus, 1753, A. mantegazzianus Passer, 1864, and A. caudatus Linnaeus, 1753. The distribution and variability of constitutive heterochromatin were detailed using DAPI-CMA3 banding technique. The position of the nucleolus organizer region (NOR) was observed using Ag-NOR banding (active loci) and fluorescent in situ hybridization (rDNA-FISH) in the four Amaranthus species. Variations in the amount of constitutive heterochromatin were detected both within the species and between them, with DAPI-CMA3 stain. One chromosome pair having a NOR was found in each studied accession, with exception of A. caudatus cv. EEA INTA Anguil. This accession presented four rDNA loci (FISH), being active two of them (Ag-banding). application/pdf doi:10.3897/CompCytogen.v7i1.4276 issn:1993-0771 http://ri.agro.uba.ar/greenstone3/library/collection/arti/document/2013bonasora eng info:eu-repo/semantics/openAccess openAccess http://ri.agro.uba.ar/greenstone3/library/page/biblioteca#section4 Comparative Cytogenetics Vol.7, no.1 53-61 http://www.pensoft.net/ AMARANTHUS CONSTITUTIVE HETEROCHROMATIN DAPI-CMA3 FISH NORS Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species info:eu-repo/semantics/article info:ar-repo/semantics/artículo publishedVersion info:eu-repo/semantics/publishedVersion |
| institution |
Universidad de Buenos Aires |
| institution_str |
I-28 |
| repository_str |
R-140 |
| collection |
FAUBA Digital - Facultad de Agronomía (UBA) |
| language |
Inglés |
| orig_language_str_mv |
eng |
| topic |
AMARANTHUS CONSTITUTIVE HETEROCHROMATIN DAPI-CMA3 FISH NORS |
| spellingShingle |
AMARANTHUS CONSTITUTIVE HETEROCHROMATIN DAPI-CMA3 FISH NORS Bonasora, Marisa Graciela Poggio, Lidia Greizerstein, Eduardo José Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species |
| topic_facet |
AMARANTHUS CONSTITUTIVE HETEROCHROMATIN DAPI-CMA3 FISH NORS |
| description |
Fil: Bonasora, Marisa Graciela. Universidad de Buenos Aires. Facultad de Agronomía. Cátedra de Botánica Agrícola. Buenos Aires, Argentina. |
| format |
Artículo Artículo publishedVersion publishedVersion |
| author |
Bonasora, Marisa Graciela Poggio, Lidia Greizerstein, Eduardo José |
| author_facet |
Bonasora, Marisa Graciela Poggio, Lidia Greizerstein, Eduardo José |
| author_sort |
Bonasora, Marisa Graciela |
| title |
Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species |
| title_short |
Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species |
| title_full |
Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species |
| title_fullStr |
Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species |
| title_full_unstemmed |
Cytogenetic studies in four cultivated Amaranthus (Amaranthaceae) species |
| title_sort |
cytogenetic studies in four cultivated amaranthus (amaranthaceae) species |
| publishDate |
2013 |
| url |
http://ri.agro.uba.ar/greenstone3/library/collection/arti/document/2013bonasora |
| work_keys_str_mv |
AT bonasoramarisagraciela cytogeneticstudiesinfourcultivatedamaranthusamaranthaceaespecies AT poggiolidia cytogeneticstudiesinfourcultivatedamaranthusamaranthaceaespecies AT greizersteineduardojose cytogeneticstudiesinfourcultivatedamaranthusamaranthaceaespecies |
| _version_ |
1843123745522188288 |