Results 41 to 50 of about 6,833,475 (368)

Altered patterns of gene duplication and differential gene gain and loss in fungal pathogens

open access: yesBMC Genomics, 2008
Background Duplication, followed by fixation or random loss of novel genes, contributes to genome evolution. Particular outcomes of duplication events are possibly associated with pathogenic life histories in fungi.
Carbone Ignazio   +4 more
doaj   +1 more source

Almost all human genes resulted from ancient duplication [PDF]

open access: yes, 2006
Results of protein sequence comparison at open criterion show a very large number of relationships that have, up to now, gone unreported. The relationships suggest many ancient events of gene duplication. It is well known that gene duplication has been a
Castresana   +3 more
core   +2 more sources

Different Modes of Gene Duplication Show Divergent Evolutionary Patterns and Contribute Differently to the Expansion of Gene Families Involved in Important Fruit Traits in Pear (Pyrus bretschneideri)

open access: yesFrontiers in Plant Science, 2018
Pear is an important fruit crop of the Rosaceae family and has experienced two rounds of ancient whole-genome duplications (WGDs). However, whether different types of gene duplications evolved differently after duplication remains unclear in the pear ...
Xin Qiao   +6 more
semanticscholar   +1 more source

STRIDE: Species Tree Root Inference from Gene Duplication Events

open access: yesbioRxiv, 2017
The correct interpretation of a phylogenetic tree is dependent on it being correctly rooted. A gene duplication event at the base of a clade of species is synapamorphic, and thus excludes the root of the species tree from that clade. We present STRIDE, a
David M. Emms, S. Kelly
semanticscholar   +1 more source

An Overview of Duplicated Gene Detection Methods: Why the Duplication Mechanism Has to Be Accounted for in Their Choice

open access: yesGenes, 2020
Gene duplication is an important evolutionary mechanism allowing to provide new genetic material and thus opportunities to acquire new gene functions for an organism, with major implications such as speciation events. Various processes are known to allow
Tanguy Lallemand   +4 more
semanticscholar   +1 more source

Gene duplication, population genomics, and species-level differentiation within a tropical mountain shrub. [PDF]

open access: yes, 2014
Gene duplication leads to paralogy, which complicates the de novo assembly of genotyping-by-sequencing (GBS) data. The issue of paralogous genes is exacerbated in plants, because they are particularly prone to gene duplication events.
Alvarez, N.   +6 more
core   +2 more sources

Resolving noise–control conflict by gene duplication

open access: yesbioRxiv, 2019
Gene duplication promotes adaptive evolution in two principle ways: allowing one duplicate to evolve a new function and resolving adaptive conflicts by splitting ancestral functions between the duplicates.
Michal Chapal   +4 more
semanticscholar   +1 more source

Tandem duplications lead to novel expression patterns through exon shuffling in Drosophila yakuba. [PDF]

open access: yesPLoS Genetics, 2017
One common hypothesis to explain the impacts of tandem duplications is that whole gene duplications commonly produce additive changes in gene expression due to copy number changes.
Rebekah L Rogers   +2 more
doaj   +1 more source

The evolution of gene duplicates in angiosperms and the impact of protein-protein interactions and the mechanism of duplication [PDF]

open access: yes, 2019
Gene duplicates, generated through either whole genome duplication (WGD) or small-scale duplication (SSD), are prominent in angiosperms and are believed to play an important role in adaptation and in generating evolutionary novelty.
Carretero-Paulet, Lorenzo   +2 more
core   +2 more sources

Glyphosate Resistance and EPSPS Gene Duplication: Convergent Evolution in Multiple Plant Species.

open access: yesJournal of Heredity, 2018
One of the increasingly widespread mechanisms of resistance to the herbicide glyphosate is copy number variation (CNV) of the 5-enolpyruvylshikimate-3-phosphate synthase (EPSPS) gene.
Eric L. Patterson   +4 more
semanticscholar   +1 more source

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