Sentences with phrase «on phylogenies»

Mapping mutations on phylogenies Nielsen, R. 2002.

New data from the Middle Jurassic of China shed light on the phylogeny and origin of the proboscis in the Mesopsychidae (Insecta: Mecoptera).

Approximate likelihood calculation on a phylogeny for Bayesian estimation of divergence times

The researchers then mapped the fin shape of each species on the phylogeny, allowing them to track fin evolution from their ancestral state to living species.

In 2002, Erik moved to New York City to attend graduate school and conduct research on the phylogeny of ebony langurs at the Bronx Zoo.

Tags: lori johns, Mauricio Vergara, phylogeny contemporary, seattle Posted in Exhibition Comments Off on Phylogeny Contemporary present a solo exhibition by Mauricio Vergara (20 Apr — 28 May)

On the phylogeny of the Metazoa in light of Cycliophora and Micrognathozoa.

Not exact matches

The integration of certain atoms and complicated molecules into neurons in the course of phylogeny, and further on into nervous systems and brains, could produce psychic processes.

Regarding phlyogeny v. phylogenetics, if what you meant to say was that phylogeny based on morphology has been shown to be false or is confounded by unreasonably high error rates in light of phylogenetic techniques, you're patently incorrect as the prior trees based on morphology have consistently, albeit not perfectly, matched the trees produced by genetic comparisons.

A decade later, as a postdoctoral researcher, he was working on a multi-university collaboration called the Tree of Life, to piece together the phylogeny — that branching tree of evolutionary history — for all flowering plants.

Past studies looked at the phylogeny (evolution and diversification) of the species in southern parts of Asia based on DNA polymorphisms.

These results suggest that in the context of protein - coding data only, high — base compositional heterogeneity and life history have a strong impact on incongruence with the species tree, and thus are not suitable for generating a highly resolved phylogeny.

Higher - order phylogeny of modern birds (Theropoda, Aves: Neornithes) based on comparative anatomy.

These include two flagship papers: one exploiting genomic - scale data to generate a highly supported avian order phylogeny that resolves many debates on the timing and topology of their radiation; the other a comparative genomic analysis exploring avian genome evolution and the genetic basis of complex traits.

A first attempt to match molecular data on fungal phylogeny to the geological record shows general agreement, but does point out some conflicts between the two types of data (Berbee and Taylor 1993).

«I really want to do this kind of study on early primates because then we can see how robust the phylogenies that are published just now are,» Hurum adds.

Bayesian inference of phylogeny and its impact on evolutionary biology Huelsenbeck, J. P., F. Ronquist, R. Nielsen, and J. P. Bollback.

Bayesian inference of phylogeny and its impact on evolutionary biology.

Major patterns of higher teleost phylogenies: a new perspective based on 100 complete mitochondrial DNA sequences.

One view of the Phylogeny of Life on Earth (at the University of California at Berkeley's Museum of Paleontology) highlights the role of archeabacteria among prokaryotes — as a separate «Archaea domain» apart from Eubacteria — in the development of cellular life with nuclei (eukaryotes).

Here, we generate a robust molecular phylogeny for 70 primate genera and 367 primate species based on a concatenation of 69 nuclear gene segments and ten mitochondrial gene sequences, most of which were extracted from GenBank.

This phylogeny combines a robust framework for primate families and most genera based on nuclear genes with the expanded taxonomic coverage for genera and species that results from the inclusion of mitochondrial DNA sequences.

d, Animal phylogeny based on whole - genome data.

Because the polyT repeat is reported as the key variant to define TOMM40 clades A and B, 12 we used this marker and APOE isoform information to perform analyses based on phylogenetic groups as described by Roses et al. 12 Haplotype phase was estimated using PHASE software.22 The phylogeny, which represents the evolutionary relatedness of the haploytpes, was estimated using neighbor - joining with 10 000 bootstrapping replicates in the CLC DNA workbench (CLC bio, Aarhus, Denmark)(Supplemental Figure 3; http://neuroscienceresearch.wustl.edu/Pages/cruchaga2011.aspx).

«In our novel approach, we create the phylogeny based on all the genes in a genome, and then use the phylogeny to identify which genes provide positive support for the divergence of species.»

In such cases we need to model population phylogenies with admixture and gene flow, and further development on rarecoal will enable us to study these more complex scenarios.

Genomics in the search for novel signature DNA sequences: We are using our combined expertise on evolutionary phylogeny, prokaryote cell physiology and comparative genomics to identify new signature sequences.

Phylogeny based on 16S rRNA was unable to resolve the taxonomic position of strain NZ1587 (T), however NZ1587 (T) shared 99.4 % identity at the 16S rRNA level with a distinct branch of S. pseudoporcinus.

A closest neighbour analysis in the phylogeny showed that Indian populations have an affinity towards Southern European populations and that the time of divergence from these populations substantially predated the Indo - European migration into India, probably reflecting ancient shared ancestry rather than the Indo - European migration, which had little effect on Indian male lineages.

BTI helped me understand how much I loved computational sciences, especially work on genomics, phylogeny and similar areas.

Grade Level: 9 - 12 The Tree of Life Web Project (ToL) features more than 3,000 Web pages about the «diversity of organisms on Earth, their evolutionary history (phylogeny), and characteristics.»

Molecular phylogeny of selected decapod crustaceans based on 18S rRNA nucleotide sequences.

The phylogeny of Myxosporea (Myxozoa) based on small subunit ribosomal RNA gene analysis.

The currently accepted taxonomy is based on the List of Prokaryotic names with Standing in Nomenclature (LPSN)[2] and National Center for Biotechnology Information (NCBI)[3] and the phylogeny is based on 16S rRNA - based LTP release 106 by The All - Species Living Tree Project.

Master's Thesis on taxonomic revision and phylogeny of an ampharetid worm genus conducted at Scripps Institution of Oceanography, UCSD, CA.

Bilaterian phylogeny based on analyses of a region of the sodium - potassium ATPase alpha - subunit gene.