نتایج جستجو برای: phylogeography

تعداد نتایج: 3088  

Journal: :Current opinion in virology 2011
Nuno Rodrigues Faria Marc A Suchard Andrew Rambaut Philippe Lemey

Phylogeographic approaches help uncover the imprint that spatial epidemiological processes leave in the genomes of fast evolving viruses. Recent Bayesian inference methods that consider phylogenetic diffusion of discretely and continuously distributed traits offer a unique opportunity to explore genotypic and phenotypic evolution in greater detail. To provide a taste of the recent advances in v...

Journal: :Ecology letters 2005
Arndt Hampe Rémy J Petit

Modern climate change is producing poleward range shifts of numerous taxa, communities and ecosystems worldwide. The response of species to changing environments is likely to be determined largely by population responses at range margins. In contrast to the expanding edge, the low-latitude limit (rear edge) of species ranges remains understudied, and the critical importance of rear edge populat...

2014
Greger Larson Daniel G. Bradley

Imprecision in determining when and where dogs were first domesticated has vexed geneticists for the past 20 years and archaeologists for many decades longer. This has been particularly frustrating since dogs were certainly the first domesticated taxa, so understanding when and where our relationship with dogs began is crucial to comprehending the transition of humans from hunter-gatherers to f...

2013
Melody Puckridge Peter R Last William T White Nikos Andreakis

Maskrays of the genus Neotrygon (Dasyatidae) have dispersed widely in the Indo-West Pacific being represented largely by an assemblage of narrow-ranging coastal endemics. Phylogenetic reconstruction methods reproduced nearly identical and statistically robust topologies supporting the monophyly of the genus Neotrygon within the family Dasyatidae, the genus Taeniura being consistently basal to N...

Journal: :Molecular ecology 2006
Douglas E Soltis Ashley B Morris Jason S McLachlan Paul S Manos Pamela S Soltis

Regional phylogeographical studies involving co-distributed animal and plant species have been conducted for several areas, most notably for Europe and the Pacific Northwest of North America. Until recently, phylogeographical studies in unglaciated eastern North America have been largely limited to animals. As more studies emerge for diverse lineages (including plants), it seems timely to asses...

Journal: :Infection, genetics and evolution : journal of molecular epidemiology and evolutionary genetics in infectious diseases 2007
Isabelle Dusfour Johan R Michaux Ralph E Harbach Sylvie Manguin

Anopheles sundaicus s.l. is a malaria vector in coastal areas of Southeast Asia. Previous studies showed at least four distinct species within the complex. The present study investigated the phylogeography and the status of A. sundaicus s.l. populations from Cambodia, Thailand, Malaysia and Indonesia with regard to A. sundaicus s.s. from Sarawak, Malaysian Borneo and A. epiroticus in Vietnam an...

Journal: :Molecular ecology resources 2008
P Henry J Provan J Goudet A Guisan S Jahodová G Besnard

This study reports the isolation and polymorphism characterization of four plastid indels and six nuclear microsatellite loci in the invasive plant Heracleum mantegazzianum. These markers were tested in 27 individuals from two distant H. mantegazzianum populations. Plastid indels revealed the presence of five chlorotypes while five nuclear microsatellite loci rendered polymorphism. Applications...

Journal: :Annual review of genetics 1991
J C Avise

INTRODUCTION ..................................................................................... 46 PERSPECTIVES ON GENETIC TRANSMISSION ............................................ 46 Asexual Transmission ............................................................................ 46 Populations within Populations ................................................................ 48 MOLECULAR ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2016
Brett R Riddle

Deciphering the geographic context of diversification and distributional dynamics in continental biotas has long been an interest of biogeographers, ecologists, and evolutionary biologists. Thirty years ago, the approach now known as comparative phylogeography was introduced in a landmark study of a continental biota. Here, I use a set of 455 studies to explore the current scope of continental ...

2014
Agata Lis Anna Maryańska-Nadachowska Dorota Lachowska-Cierlik Łukasz Kajtoch

Previous studies on the phylogeography of the meadow spittlebug Philaenus spumarius (L.) (Hemiptera: Aphrophoridae) suggest the existence of a contact zone of its main phylogenetic lineages along mountain chains in Europe and western Asia. This study presents a detailed examination of the population genetics of P. spumarius within the Carpathian Mountains. The main objective was to determine wh...

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