Sentences with phrase «by phylogenetic»

Four putative - outbreak ST82 isolates were retrospectively subjected to whole genome sequencing (WGS) followed by phylogenetic analyses with epidemiologically unrelated ST82 sequences.

For this general overview, large collections of SAGs will be analysed at the 18S rDNA level to obtain a biodiversity inventory, and to identify a set of related uncultured lineages potentially occupying a similar ecological niche (i.e. bacterivory) as ascertained by their phylogenetic placement.

The placement of TMAdV into a separate group by phylogenetic analysis was also observed when looking individually at the hexon, polymerase, penton base, and fiber genes (Fig.

A deep global analysis of the gut microbiota composition was done by phylogenetic microarray analysis using a Human Intestinal Tract Chip (HITChip), an analytical device designed specifically for studying gut bacteria.

The fossil record provides a progression up through the major classes of life that is supported by phylogenetic analysis of both extant and extinct species.

Not exact matches

Most importantly, while I do agree that common descent is supported by the bulk of the evidence (although admittedly there are difficulties at higher phylogenetic levels), I certainly do not think we have any reason to suppose the process occurred by random mutation and natural selection, the position Prof. Arnhart attributes to me.

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.

«Despite an inability to demonstrate the monophyly of all Strombus subgenera, phylogenetic relationships inferred here using molecular data generally support the taxonomic classifications proposed by Abbott.»

Within - group distances between infants within specific delivery mode and feeding method groups revealed similar average phylogenetic distances among infants who were born vaginally compared with those born by cesarean delivery (Figure 2A).

In phylogenetics, organisms are grouped by ancestry; a reptile in this system includes any animal descended from the original group called reptiles.

Despite the dynamic nature of the virus, most research labs construct phylogenetic trees gene - by - gene.

The Zhang - Gilbert collaboration aimed to resolve uncertainties in the avian phylogenetic tree by sequencing a variety of species.

Instead, phylogenetic analysis shows Przewalski's horses are feral, descended from the earliest - known instance of horse domestication by the Botai people of northern Kazakhstan some 5,500 years ago.

The relationships between the various cancerous cells from a single person can be plotted out in much the same way as evolutionary biologists plot relationships between species: by drawing phylogenetic trees, branching diagrams that trace «descendants» back to a common ancestor.

By applying the same phylogenetic methods that biologists use to trace descent in plants and animals it is possible to explore the «evolution» of stars in the Galaxy.

The article also expands on the phylogenetics, morphology, and ultrastructure of Osedax deceptionensis, another Osedax species that was discovered by the same research group in 2013 at Deception Island in the South Shetland archipelago (Antarctica).

An international team from 8 countries, led by animal ecologist Satoshi Ohdachi at Hokkaido University, analyzed the phylogenetic information (including existing data) of 169 house shrews.

Steve: Now, this particular group was being led by this very animated woman who was talking about birds and turtles and their phylogenetic relationships.

These findings can be explained by both a low amount of phylogenetic signal in individual loci (figs.

Account for phylogenetic relatedness by creating a «family tree» that shows the linkages among various plants.

The study, published as the cover article in BioMed Central's Avian Research, led by the Earlham Institute and the Museum of Vertebrate Zoology at the University of California, explores the phylogenetic relationship between two forms of Harriers (Circus cyaneus); the Eurasian Hen Harrier (C. c. cyan ecus) and the American Northern Harrier (C. c. hudsonius) to distinguish their ancestry and evolution.

The researchers then produced a phylogenetic tree and analyzed «conflicts» in it; formation of new baleen species, they conclude, occurred not via classical Darwinian patterns but instead by a more gradual process.

The American Naturalist editors have selected, for the 2016 Student Paper Award, «Diet Evolution and Clade Richness in Hexapoda: a Phylogenetic Study of Higher Taxa,» by James Rainford (student) and Peter Mayhew of University of York, England.

By identifying haplotypes from single - molecule reads, the authors were able to construct phylogenetic trees of the leukemic cells in a single patient, something that could only be done on the 454 platform.

Subcloncal phylogenetic structures in cancer revealed by ultra-deep sequencing had two aspects that appealed strongly to me — the use of massively parallel sequencing to study leukemia, and a formalized algorithm to distinguish true variants from false - positives.

Explore data and information published by the scientific community on chromatin biology mapped onto phylogenetic trees.

By integrating the sequence data and the associated metadata, we have established laboratory and bioinformatics - based methods that enable us to investigate scientific questions including: the tropism of ZIKV for dendritic cells and the antiviral response of the cells during infection (Bowen et al. 2017); investigating the phylogenetic diversity of strains obtained by Biodefense and Emerging Infections (BEI) Resources and distributed to virologists (manuscript in preparation); the genetic determinants of ZIKV host adaptation in C6 / 36 mosquito vs. Vero cells; and the diversity of ZIKV circulating in limited geographic regions, including Barbados, Colombia, and the state of Chiapas, MexicBy integrating the sequence data and the associated metadata, we have established laboratory and bioinformatics - based methods that enable us to investigate scientific questions including: the tropism of ZIKV for dendritic cells and the antiviral response of the cells during infection (Bowen et al. 2017); investigating the phylogenetic diversity of strains obtained by Biodefense and Emerging Infections (BEI) Resources and distributed to virologists (manuscript in preparation); the genetic determinants of ZIKV host adaptation in C6 / 36 mosquito vs. Vero cells; and the diversity of ZIKV circulating in limited geographic regions, including Barbados, Colombia, and the state of Chiapas, Mexicby Biodefense and Emerging Infections (BEI) Resources and distributed to virologists (manuscript in preparation); the genetic determinants of ZIKV host adaptation in C6 / 36 mosquito vs. Vero cells; and the diversity of ZIKV circulating in limited geographic regions, including Barbados, Colombia, and the state of Chiapas, Mexico.

For training in phylogenetic comparative methods, J.P.H. thanks the AnthroTree Workshop, which is supported by the National Science Foundation (NSF; BCS - 0923791) and the National Evolutionary Synthesis Center (NSF grant EF - 0905606).

Our phylogenetic analysis of newly sequenced viruses shows that subsets of genomes cluster primarily by geographic location, and secondarily by time of virus isolation.

Solved the problem of clustering short metegnomic sequencing reads into taxonomic groups by leveraging sequenced genomes and phylogenetic triangulation.

Bootstrapped (1000 times) neighbor - joining phylogenetic trees were generated by MEGA (version 3.1).

In the present study, we have used the proteins encoded by the most probabilistic sequences at six Precambrian phylogenetic nodes in the evolution of class A β - lactamases (Fig. 1).

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).

Second, we investigated rates of evolution in a deeper phylogenetic scale by comparing divergence at nonsynonymous and synonymous sites (dN / dS) between rabbits and mice.

Results: Phylogenetic analysis demonstrated that all hospitals from which multiple isolates were obtained have been colonized by 1 or more distinct ST1 populations.

Through my research, I seek to overcome these problems by integrating data from the fossil record, the rock record, and modern phylogenetics and physiology.

SNP - based phylogenetic analysis was undertaken to understand this result: the PCR - positive ST109 genomes were almost identical to ST47 genomes, with the exception of a recombined region probably acquired by ST47 from a ST62 -LRB-- like) strain.

For training in phylogenetic comparative methods, we thank the AnthroTree Workshop which is supported by the NSF (BCS - 0923791) and the National Evolutionary Synthesis Center (NSF grant EF - 0905606).

An approximate return to pretreatment conditions often (but not always) occurs within days or weeks after cessation of antibiotic treatment, as assessed by subjective judgments of bowel function and characterizations of overall community composition using techniques with low phylogenetic resolution [23 — 25].

Radiocarbon analyses of 14C in lipid biomarkers associated with marine plankton [14], and 13C - labeled bicarbonate tracer studies [15] suggest that marine Crenarchaeota are capable of light - independent autotrophic carbon assimilation into membrane lipid biomass, an hypothesis further strengthened by recent single cell phylogenetic identification and autoradiographic verification of carbon dioxide incorporation [16].

-LSB-...] All these amazing contradictions find an explanation and can cope with each other perfectly since we have established that not even today the behavior of man is not exclusively directed by reason and cultural tradition, but is still subject to all those laws that govern any instinctual behavior born on phylogenetic path, laws that we know very well from studying the animal behavior.»

Phylogenetic relationships indicated by 18S rDNA sequence analysis.