Sentences with phrase «in phylogenetic studies»

Dr. Carolyn Wessinger, who recently published «Multiplexed shotgun genotyping resolves species relationships within the North American genus Penstemon» in the American Journal of Botany, said that as an evolutionary geneticist, «I never thought I would become involved in a phylogenetic study.»

Not exact matches

Appearing in the journal's February 2015 issue, the study, «Phylogenetic visualization of the spread of H7 influenza A viruses» uses genomic analysis to look at the phylogenetic history of genes that assort with HPhylogenetic visualization of the spread of H7 influenza A viruses» uses genomic analysis to look at the phylogenetic history of genes that assort with Hphylogenetic history of genes that assort with H7 influenza.

The method, called computational Bayesian phylogenetics, forces researchers to explicitly quantify the uncertainty in the models, says linguist Claire Bowern of Yale University, a pioneer of the approach and co-author of the new study.

Researchers from Emory University in Atlanta report in the online journal PLoS Neglected Tropical Diseases that they used phylogenetics — the study of the evolutionary link between organisms — to study 26 geographically scattered strains of a family of bacteria known as Treponemes, which are behind the sexually transmitted disease syphilis as well as related nonvenereal infections such as yaws.

In the new study, Professor Pisani and colleagues used cutting edge statistical techniques (Posterior Predictive Analyses) to test whether the evolutionary models routinely used in phylogenetics can adequately describe the genomic datasets used to study early animal evolutioIn the new study, Professor Pisani and colleagues used cutting edge statistical techniques (Posterior Predictive Analyses) to test whether the evolutionary models routinely used in phylogenetics can adequately describe the genomic datasets used to study early animal evolutioin phylogenetics can adequately describe the genomic datasets used to study early animal evolution.

In grad school, I went into regular biology and got out of phylogenetic systematics, the study and classification of the distribution and diversity of organisms.

In their studies on phylogenetics and biogeography, Besnard and his colleagues have also sequenced DNA from preserved plants in herbariIn their studies on phylogenetics and biogeography, Besnard and his colleagues have also sequenced DNA from preserved plants in herbariin herbaria.

«Our study exemplifies the utility of looking beyond phylogenetic criteria alone when conducting risk assessment for emerging RNA viruses and the need to include functional, ecologic, and pathogenic analyses of animal reservoirs,» says Jan Felix Drexler, M.D., the study's corresponding author and a professor of medicine at the Institute of Virology at the University of Bonn Medical Centre in Germany.

The absence of a single gene tree identical to the avian species tree is consistent with studies in yeast (82), indicating that phylogenetic studies based on one or several genes, especially for rapid radiations, will probably be insufficient.

A new extensive study published in the open access Zookeys presents a morphological phylogenetic analysis including an astonishing 32 new species.

«Co-author Mark Robbins and I had just finished a phylogenetic study examining species limits and vocalizations in Celeus woodpeckers when Mark, who was attending a meeting in Brazil, had the opportunity to observe a Helmeted Woodpecker at Intervales State Park,» according to Benz.

Thanks to this study, we not only have a sound estimate of the effectiveness of our current collecting strategy in capturing legume phylogenetic diversity; but also the opportunity to efficiently improve our coverage and extend the method to other families.»

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.

Previously, more species in the tropics led to the assumption that temperate, migratory species are derived from tropical, nonmigratory ancestors; however, the results of our phylogenetic study suggest that the opposite pattern happened often in this group.»

The results are published in 14 papers in a special January issue of the journal Molecular Phylogenetics and Evolution; Alfaro and Lynch Alfaro are senior authors of four of the studies.

The distinctive egg cases (cocoons) of Clitellata, however, are relatively common in the fossil record, although their potential for phylogenetic studies has remained largely unexplored.

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.

We expect that this genomic level study will contribute to linking functional diversity and phylogenetic diversity within the dominant bacterial grazers in the oceans.

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.

In this manuscript, the authors use SINE insertions to study the phylogenetic origin of whales.

Garamszegi, L. Z. & Møller, A. P. Effects of sample size and intraspecific variation in phylogenetic comparative studies: a meta - analytic review.

Phylogenetic relationships in Figures 1, 2, 3, 4, 5 are largely confirmatory of recent studies on higher - level relationships among primates [3], [12], [15], [21], [22], as well as relationships within Lorisiformes [3], [12], [15],, Lemuriformes [3], [7], [8], [11], [12], [15], [25]--[38], Tarsiiformes [39], [40], Catarrhini [3], [12], [15], [41]--[50], and Platyrrhini [3], [12], [15], [51]--[62].

Phylogenetic studies place them in a supergroup called the opisthokonts, which also include the fungi and a few small parasitic protists.

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. 1In 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. 1in the evolution of class A β - lactamases (Fig. 1).

Treasurer: Michael Schubert Location: France Institute: Laboratoire de Biologie du Développement de Villefranche - sur - Mer, Observatoire Océanologique de Villefranche - sur - Mer Research interests: In our team, we are studying the developmental functions of two intercellular signaling cascades, Wnt and retinoic acid signaling, in three animal models located at key phylogenetic positions within the deuterostome phyluIn our team, we are studying the developmental functions of two intercellular signaling cascades, Wnt and retinoic acid signaling, in three animal models located at key phylogenetic positions within the deuterostome phyluin three animal models located at key phylogenetic positions within the deuterostome phylum.

Besides this, we resequenced 11.74 kb of the SLC24A5 gene in a global sample set, to assess the world - wide diversity, selection patterns and study the phylogenetic relationships between the populations.

Uppsala researchers Patric Jern, Alexander Hayward, Göran Sperber, and Jonas Blomberg used the computer program RetroTector and detailed sequence comparisons in so - called phylogenetic studies to map the retrovirus part of the pig genome.

He has particular interests in (1) the use of ancient DNA methods to document changes in genetic variation through time and phylogenetic relationships of extinct or endangered organisms (especially of the recently extinct Hawaiian avifauna); (2) the use of highly variable genetic markers to measure genetic structure and relatedness, and to ascertain mating systems, in natural populations, and (3) the use of genetics to study the evolutionary interactions between hosts, vectors and infectious disease organisms (e.g., major projects on introduced avian malaria in native Hawaiian birds and invasive chytrid fungus in amphibians).

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].

Future studies should correlate these observed phylogenetic differences with functional changes in the intestinal microbiome of dogs with defined disease phenotypes.

Phylogenetic and structural studies in the Thelebolaceae (Ascomycota).

«Phylogenetic analyses of mitochondrial DNA sequences determined clade affinities of the purported yeti samples in this study, strongly supporting the biological basis of the yeti legend to be local, extant bears.»