Results 1 to 10 of about 436 (129)

Scale-dependent effects of a heterogeneous landscape on genetic differentiation in the Central American squirrel monkey (Saimiri oerstedii). [PDF]

open access: yesPLoS ONE, 2012
Landscape genetic studies offer a fine-scale understanding of how habitat heterogeneity influences population genetic structure. We examined population genetic structure and conducted a landscape genetic analysis for the endangered Central American ...
Mary E Blair, Don J Melnick
doaj   +11 more sources

Hábitat y población de mono tití (Cebidae: Saimiri oerstedii oerstedii) en la península de Osa, Costa Rica [PDF]

open access: yesCiencias Ambientales, 2009
Se evaluó el estado del hábitat del mono tití fuera del Parque Nacional Corcovado en la Península de Osa, entre septiembre de 2005 y mayo de 2006. Se evaluó 22 sitios boscosos entre el río Rincón de Osa y el río Carate con presencia de monos tití, para ...
Daniela Solano, Grace Wong
doaj   +7 more sources

ASPM and the evolution of cerebral cortical size in a community of New World monkeys. [PDF]

open access: yesPLoS ONE, 2012
The ASPM (abnormal spindle-like microcephaly associated) gene has been proposed as a major determinant of cerebral cortical size among primates, including humans.
Fernando A Villanea   +3 more
doaj   +7 more sources

Cryptic diversity in a gastrointestinal acanthocephalan of New World primates from Costa Rica [PDF]

open access: yesScientific Reports, 2023
Prosthenorchis elegans is a worm of the family Archiacanthocephala that infects non-human primates in the Americas, producing an intestinal pathology that may compromise the life of its hosts.
Ernesto Rojas-Sánchez   +7 more
doaj   +2 more sources

Environmental factors associated With Toxoplasma gondii Exposure in Neotropical Primates of Costa Rica [PDF]

open access: yesFrontiers in Veterinary Science, 2020
The apicomplexan parasite Toxoplasma gondii (T. gondii) has been found in more than 350 species of homoeothermic vertebrates in diverse climates and geographic areas. In most animals, T. gondii produces mild or asymptomatic infection.
Carmen Niehaus   +11 more
doaj   +2 more sources

Characterization of Satellite DNAs in Squirrel Monkeys genus Saimiri (Cebidae, Platyrrhini). [PDF]

open access: yesSci Rep, 2020
O gênero Saimiri é um quebra-cabeça taxonômico e filogenético de décadas para o qual a citogenética contribuiu com dados cruciais. Todas as espécies de Saimiri aparentemente têm um número diplóide de 2n = 44, mas variam no número de braços cromossômicos.
Valeri MP   +6 more
europepmc   +6 more sources

Habitat modification and gene flow in Saimiri oerstedii: Landscape genetics, intraspecific molecular systematics, and conservation [PDF]

open access: yes, 2011
Habitat modification, when it results in population fragmentation, often results in the loss of genetic diversity due to reduced gene flow, inbreeding, and genetic drift. However, the severity of these effects depends on how diminished dispersal and gene
Blair, Mary Elizabeth
core   +4 more sources

Divergence Times and the Evolutionary Radiation of New World Monkeys (Platyrrhini, Primates): An Analysis of Fossil and Molecular Data. [PDF]

open access: yesPLoS One, 2013
The estimation of phylogenetic relationships and divergence times among a group of organisms is a fundamental first step toward understanding its biological diversification.
Perez SI   +3 more
europepmc   +9 more sources

Variación Genética del mono congo (Alouatta palliata), del mono colorado (Ateles geofroyi), del mono tití (Saimiri oerstedii) y del mono cara blanca (Cebus capucinus) de Costa Rica: implicaciones para la conservación de las especies. [PDF]

open access: yes, 2011
El objetivo de este estudio es caracterizar la variación genética de las cuatro especies de primates de Costa Rica, usando loci de micro satélites (ms) y del complejo mayor de histocompatibilidad (mhc).
Chinchilla Carmona, Misael   +2 more
core   +2 more sources

Molecular data highlight hybridization in squirrel monkeys (Saimiri, Cebidae). [PDF]

open access: yesGenet Mol Biol, 2016
Carneiro J   +3 more
europepmc   +2 more sources

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