Results 31 to 40 of about 542,876 (367)

Robust information from phylogenetic trees? [PDF]

open access: yes, 2010
Traditional information criteria approaches can lead to misleading model choice in comparative phylogenetics. I present both these weaknesses and a more robust comparison by likelihood ratio.
Carl Boettiger
core   +2 more sources

Phylogenetic comparative assembly [PDF]

open access: yesAlgorithms for Molecular Biology, 2009
Recent high throughput sequencing technologies are capable of generating a huge amount of data for bacterial genome sequencing projects. Although current sequence assemblers successfully merge the overlapping reads, often several contigs remain which cannot be assembled any further.
Husemann, Peter, Stoye, Jens
openaire   +7 more sources

Conservation Significance of the Rare and Endangered Tree Species, Trigonobalanus doichangensis (Fagaceae)

open access: yesDiversity, 2022
Trigonobalanus doichangensis is a rare and endangered species with important evolutionary value and extremely small populations. We investigated the genetic diversity of T. doichangensis to provide information on its effective preservation.
Ling Hu   +8 more
doaj   +1 more source

First record of Hesperomyces virescens (Laboulbeniales, Ascomycota) on Harmonia axyridis (Coccinellidae, Coleoptera) in Poland

open access: yesActa Mycologica, 2016
Hesperomyces virescens Thaxt. is a fungal parasite of coccinellid beetles. One of its hosts is the invasive harlequin ladybird Harmonia axyridis (Pallas). We present the first records of this combination from Poland.
Michał Gorczak   +3 more
doaj   +1 more source

Phylogenetic diversity and biodiversity indices on phylogenetic networks [PDF]

open access: yesMathematical Biosciences, 2018
In biodiversity conservation it is often necessary to prioritize the species to conserve. Existing approaches to prioritization, e.g. the Fair Proportion Index and the Shapley Value, are based on phylogenetic trees and rank species according to their contribution to overall phylogenetic diversity.
Kristina Wicke, Mareike Fischer
openaire   +4 more sources

Tangent Phylogenetic PCA [PDF]

open access: yes, 2023
Phylogenetic PCA (p-PCA) is a version of PCA for observations that are leaf nodes of a phylogenetic tree. P-PCA accounts for the fact that such observations are not independent, due to shared evolutionary history. The method works on Euclidean data, but in evolutionary biology there is a need for applying it to data on manifolds, particularly shapes ...
Akhøj, Morten   +2 more
openaire   +4 more sources

Evolution of proteins and proteomes: a phylogenetics approach

open access: yesEvolutionary Bioinformatics, 2005
The study of evolutionary relationships among protein sequences was one of the first applications of bioinformatics. Since then, and accompanying the wealth of biological data produced by genome sequencing and other high-throughput techniques, the use of
Toni Gabaldón
doaj   +2 more sources

Phylotranscriptomic insights into a Mesoproterozoic–Neoproterozoic origin and early radiation of green seaweeds (Ulvophyceae)

open access: yesNature Communications, 2022
“Ulvophyceae is a remarkably morphologically and ecologically diverse clade of green algae. Here, the authors reconstruct the Ulvophyceae phylogeny, showing that these algae originated earlier than expected and may have influenced biogeochemical cycles ...
Zheng Hou   +8 more
doaj   +1 more source

Relaxed Phylogenetics and Dating with Confidence

open access: yesPLoS Biology, 2006
In phylogenetics, the unrooted model of phylogeny and the strict molecular clock model are two extremes of a continuum. Despite their dominance in phylogenetic inference, it is evident that both are biologically unrealistic and that the real evolutionary
A. Drummond   +3 more
semanticscholar   +1 more source

Coming to America: Multiple Origins of New World Geckos [PDF]

open access: yes, 2011
Geckos in the Western Hemisphere provide an excellent model to study faunal assembly at a continental scale. We generated a time-calibrated phylogeny, including exemplars of all New World gecko genera, to produce a biogeographic scenario for the New ...
Bauer, A. M.   +6 more
core   +2 more sources

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