Results 41 to 50 of about 7,565,225 (388)

The 46, XX Ovotesticular Disorder of Sex Development With Xq27.1q27.2 Duplication Involving the SOX3 Gene: A Rare Case Report and Literature Review

open access: yesFrontiers in Pediatrics, 2021
Background: Very few reports are available on human XX ovotesticular disorder of sex development involving SOX3 gene duplication. Here we aim to present a rare case of SOX3 gene duplication in a person from the Chinese population who exhibits XX ...
Jianlong Zhuang   +9 more
doaj   +1 more source

Nonrandom divergence of gene expression following gene and genome duplications in the flowering plant [PDF]

open access: yes, 2006
Background: Genome analyses have revealed that gene duplication in plants is rampant. Furthermore, many of the duplicated genes seem to have been created through ancient genome-wide duplication events. Recently, we have shown that gene loss is strikingly
Casneuf, Tineke   +4 more
core   +2 more sources

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

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

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

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

Evolution of a cluster of innate immune genes (β-defensins) along the ancestral lines of chicken and zebra finch [PDF]

open access: yes, 2010
BACKGROUND:Avian beta-defensins (AvBDs) represent a group of innate immune genes with broad antimicrobial activity. Within the chicken genome, previous work identified 14 AvBDs in a cluster on chromosome three.
Olof Hellgren, Robert Ekblom
core   +1 more source

Comparative Genomics Reveals Gene Duplication and Evolution in 26 Aurantioideae Species

open access: yesHorticulturae
Gene duplication, as a prevalent phenomenon in the tree of life, provides a potential substrate for evolution. However, its role in the Aurantioideae remains unclear.
Jiaxuan Liu   +5 more
doaj   +1 more source

Genome duplication and gene loss affect the evolution of heat shock transcription factor genes in legumes. [PDF]

open access: yesPLoS ONE, 2014
Whole-genome duplication events (polyploidy events) and gene loss events have played important roles in the evolution of legumes. Here we show that the vast majority of Hsf gene duplications resulted from whole genome duplication events rather than ...
Yongxiang Lin   +6 more
doaj   +1 more source

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