Zobrazeno 1 - 10
of 202
pro vyhledávání: '"MARCO A. MÉNDEZ"'
Autor:
Pamela Morales, Felipe Gajardo, Camilo Valdivieso, Moisés A. Valladares, Alex Di Genova, Ariel Orellana, Rodrigo A. Gutiérrez, Mauricio González, Martin Montecino, Alejandro Maass, Marco A. Méndez, Miguel L. Allende
Publikováno v:
BMC Genomics, Vol 25, Iss 1, Pp 1-16 (2024)
Abstract Background To unravel the evolutionary history of a complex group, a comprehensive reconstruction of its phylogenetic relationships is crucial. This requires meticulous taxon sampling and careful consideration of multiple characters to ensur
Externí odkaz:
https://doaj.org/article/6fd6897b1e4740f0bcdc7733fb32ec67
Autor:
Moisés A. Valladares, Alejandra A. Fabres, Fernanda Sánchez-Rodríguez, Gonzalo A. Collado, Marco A. Méndez
Publikováno v:
BMC Ecology and Evolution, Vol 24, Iss 1, Pp 1-15 (2024)
Abstract Background The diversity and population genetic structure of many species have been shaped by historical and contemporary climatic changes. For the species of the South American Altiplano, the historical climatic changes are mainly related t
Externí odkaz:
https://doaj.org/article/0f7c14a382534db7967d7e1f7c8009a8
Publikováno v:
BMC Zoology, Vol 6, Iss 1, Pp 1-12 (2021)
Abstract Background The causes of geographic variation of body size in ectotherms have generally been attributed to environmental variables. Research in amphibians has favored mechanisms that involve water availability as an explanation for the geogr
Externí odkaz:
https://doaj.org/article/40344c58732d4f92864093d3f8736a48
Autor:
Moisés A. Valladares, Alejandra A. Fabres, Gonzalo A. Collado, Paola A. Sáez, Marco A. Méndez
Publikováno v:
Frontiers in Ecology and Evolution, Vol 10 (2022)
The species that inhabit systems highly affected by anthropic activities usually exhibit this external influence in their gene pool. In this study, we investigated the genetic patterns of populations of Heleobia atacamensis, a freshwater microgastrop
Externí odkaz:
https://doaj.org/article/35632add95274f5fb1d0c217b1748970
Publikováno v:
Herpetozoa, Vol 33, Iss , Pp 1-5 (2020)
This study summarizes new and historical records of one of the least known anuran species from the Chilean Altiplano, Pleurodema marmoratum (Duméril & Bibron, 1840). The discovery of a new population in the Altiplano of the Región de Antofagasta ex
Externí odkaz:
https://doaj.org/article/e033a6522a364406b549c6b0351968b1
Autor:
Carolina Vilaseca, Carlos F. Pinto, Rodrigo Órdenes-Claveria, David Laroze, Marco A. Méndez, Hugo A. Benítez
Publikováno v:
Symmetry, Vol 14, Iss 3, p 526 (2022)
Fluctuating asymmetry (FA) is a morphometric tool used to measure developmental instability in organisms which have been exposed to stress or other adverse conditions. Phenotypic variability in response to stressors are the result of interactions bet
Externí odkaz:
https://doaj.org/article/4440db5d68674c008381683237232c8e
Autor:
Pablo Fibla, José M. Serrano, Franco Cruz-Jofré, Alejandra A. Fabres, Francisco Ramírez, Paola A. Sáez, Katherin E. Otálora, Marco A. Méndez
Publikováno v:
Gayana, Vol 84, Iss 1 (2020)
We report the first record of predation on a Helmeted water toad Calyptocephalella gayi tadpole by an adult specimen of the invasive African clawed frog Xenopus laevis in the locality of Pichi, Alhué (Santiago Metropolitan Region). This finding is d
Externí odkaz:
https://doaj.org/article/54cfe7a345e742bab716be22da5115c9
Publikováno v:
Comparative Cytogenetics, Vol 11, Iss 3, Pp 463-475 (2017)
Orestias Valenciennes, 1839 is a genus of freshwater fish endemic to the South American Altiplano. Cytogenetic studies of these species have focused on conventional karyotyping. The aim of this study was to use classical and molecular cytogenetic met
Externí odkaz:
https://doaj.org/article/92ffa2b5dc35420590dbaceae52863ce
Autor:
Luis Pastenes, Camilo Valdivieso, Alex Di Genova, Dante Travisany, Andrew Hart, Martín Montecino, Ariel Orellana, Mauricio Gonzalez, Rodrigo A. Gutiérrez, Miguel L. Allende, Alejandro Maass, Marco A. Méndez
Publikováno v:
Scientific Reports, Vol 7, Iss 1, Pp 1-10 (2017)
Abstract The anuran Rhinella spinulosa is distributed along the Andes Range at altitudes that undergo wide daily and seasonal variation in temperature. One of the populations inhabits geothermal streams, a stable environment that influences life hist
Externí odkaz:
https://doaj.org/article/7177982607b944ec803bc442d686a776
Autor:
Guillermo D'Elia, Fabián Jaksic, Leonardo D. Bacigalupe, Francisco Bozinovic, Jhoann L. Canto, Claudio Correa, Francisco E. Fontúrbel, Fulgencio Lisón, Marco A. Méndez, Roberto Nespolo, Juan C. Opazo, R. Eduardo Palma, Jaime R. Rau, Sara M. Rodríguez, Enrique Rodríguez-Serrano, Pablo Sabat, Rodrigo A. Vásquez, Pedro Victoriano
Publikováno v:
Gayana, Vol 83, Iss 1 (2019)
La manipulación con fines científicos de vertebrados terrestres en poblaciones naturales chilenas se debe realizar previa autorización del SAG y de Comités de Bioética institucionales. Obtener dichas autorizaciones es cada vez más complej
Externí odkaz:
https://doaj.org/article/2510b8eccdfa422aa72980dd587b2a56