Morphological and genetic characterization of Saimiri boliviensis

The taxonomy of Saimiri is controversial because morphological characteristics, traditionally used for identification, are insufficient to distinguish species and subspecies. Genetic studies of specimens become relevant for captive management, especially considering their frequently unknown geograph...

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Detalles Bibliográficos
Autores principales: Steinberg, E.R., Nieves, M., Ascunce, M.S., Palermo, A.M., Mudry, M.D.
Formato: JOUR
Materias:
COII
Cytogenetics
Saimiri
Sperm morphology
cytogenetics
genetic analysis
identification method
morphology
phenotype
primate
sperm
taxonomy
Argentina
South America
Cebidae
Saimiri boliviensis
Saimiri boliviensis boliviensis
Acceso en línea:http://hdl.handle.net/20.500.12110/paper_01640291_v30_n1_p29_Steinberg
Aporte de:
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) de Universidad de Buenos Aires
id todo:paper_01640291_v30_n1_p29_Steinberg
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spelling todo:paper_01640291_v30_n1_p29_Steinberg2023-10-03T15:02:21Z Morphological and genetic characterization of Saimiri boliviensis Steinberg, E.R. Nieves, M. Ascunce, M.S. Palermo, A.M. Mudry, M.D. COII Cytogenetics Saimiri Sperm morphology cytogenetics genetic analysis identification method morphology phenotype primate sperm taxonomy Argentina South America Cebidae Saimiri Saimiri boliviensis Saimiri boliviensis boliviensis The taxonomy of Saimiri is controversial because morphological characteristics, traditionally used for identification, are insufficient to distinguish species and subspecies. Genetic studies of specimens become relevant for captive management, especially considering their frequently unknown geographical origin. We analyzed phenotypic and genetic parameters in Saimiri spp. in Argentinean zoological gardens and biological stations to provide a more accurate taxonomic identification. We studied 27 males and 19 females of Saimiri spp. The cytogenetic analysis in mitotic metaphases corroborated a modal number of 2N=44, XX/XY, and FN=75 for males and FN=76 for females. G- and C-bands, fluorescence in situ hybridization (FISH) and the pelage coloration pattern of all the specimens corresponded to Saimiri boliviensis boliviensis. We characterized for the first time the sperm cell morphology and morphometry (mean±SE): total length: 71.39±5.40 μm; head length: 5.71±0.81 μm; head width: 3.76±0.70 μm; acrosome length: 3.70±0.82 μm; midpiece length: 12.20±2.22 μm. Researchers can use the characterization of the sperm morphology as another parameter for taxonomic identification that, together with cytogenetic and molecular ones, would allow a more precise identification of individual Saimiri boliviensis boliviensis. © 2008 Springer Science+Business Media, LLC. Fil:Steinberg, E.R. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Nieves, M. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Ascunce, M.S. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Palermo, A.M. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Mudry, M.D. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_01640291_v30_n1_p29_Steinberg
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic COII
Cytogenetics
Saimiri
Sperm morphology
cytogenetics
genetic analysis
identification method
morphology
phenotype
primate
sperm
taxonomy
Argentina
South America
Cebidae
Saimiri
Saimiri boliviensis
Saimiri boliviensis boliviensis
spellingShingle COII
Cytogenetics
Saimiri
Sperm morphology
cytogenetics
genetic analysis
identification method
morphology
phenotype
primate
sperm
taxonomy
Argentina
South America
Cebidae
Saimiri
Saimiri boliviensis
Saimiri boliviensis boliviensis
Steinberg, E.R.
Nieves, M.
Ascunce, M.S.
Palermo, A.M.
Mudry, M.D.
Morphological and genetic characterization of Saimiri boliviensis
topic_facet COII
Cytogenetics
Saimiri
Sperm morphology
cytogenetics
genetic analysis
identification method
morphology
phenotype
primate
sperm
taxonomy
Argentina
South America
Cebidae
Saimiri
Saimiri boliviensis
Saimiri boliviensis boliviensis
description The taxonomy of Saimiri is controversial because morphological characteristics, traditionally used for identification, are insufficient to distinguish species and subspecies. Genetic studies of specimens become relevant for captive management, especially considering their frequently unknown geographical origin. We analyzed phenotypic and genetic parameters in Saimiri spp. in Argentinean zoological gardens and biological stations to provide a more accurate taxonomic identification. We studied 27 males and 19 females of Saimiri spp. The cytogenetic analysis in mitotic metaphases corroborated a modal number of 2N=44, XX/XY, and FN=75 for males and FN=76 for females. G- and C-bands, fluorescence in situ hybridization (FISH) and the pelage coloration pattern of all the specimens corresponded to Saimiri boliviensis boliviensis. We characterized for the first time the sperm cell morphology and morphometry (mean±SE): total length: 71.39±5.40 μm; head length: 5.71±0.81 μm; head width: 3.76±0.70 μm; acrosome length: 3.70±0.82 μm; midpiece length: 12.20±2.22 μm. Researchers can use the characterization of the sperm morphology as another parameter for taxonomic identification that, together with cytogenetic and molecular ones, would allow a more precise identification of individual Saimiri boliviensis boliviensis. © 2008 Springer Science+Business Media, LLC.
format JOUR
author Steinberg, E.R.
Nieves, M.
Ascunce, M.S.
Palermo, A.M.
Mudry, M.D.
author_facet Steinberg, E.R.
Nieves, M.
Ascunce, M.S.
Palermo, A.M.
Mudry, M.D.
author_sort Steinberg, E.R.
title Morphological and genetic characterization of Saimiri boliviensis
title_short Morphological and genetic characterization of Saimiri boliviensis
title_full Morphological and genetic characterization of Saimiri boliviensis
title_fullStr Morphological and genetic characterization of Saimiri boliviensis
title_full_unstemmed Morphological and genetic characterization of Saimiri boliviensis
title_sort morphological and genetic characterization of saimiri boliviensis
url http://hdl.handle.net/20.500.12110/paper_01640291_v30_n1_p29_Steinberg
work_keys_str_mv AT steinberger morphologicalandgeneticcharacterizationofsaimiriboliviensis
AT nievesm morphologicalandgeneticcharacterizationofsaimiriboliviensis
AT ascuncems morphologicalandgeneticcharacterizationofsaimiriboliviensis
AT palermoam morphologicalandgeneticcharacterizationofsaimiriboliviensis
AT mudrymd morphologicalandgeneticcharacterizationofsaimiriboliviensis
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