Scale-dependent effects of a heterogeneous landscape on genetic differentiation in the Central American squirrel monkey (Saimiri oerstedii). [PDF]
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]
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]
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]
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]
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]
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]
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]
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]
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]
Carneiro J +3 more
europepmc +2 more sources

