Results 81 to 90 of about 321,458 (301)

Interrogation of alternative splicing events in duplicated genes during evolution

open access: yesBMC Genomics, 2011
Background Gene duplication provides resources for developing novel genes and new functions while retaining the original functions. In addition, alternative splicing could increase the complexity of expression at the transcriptome and proteome level ...
Chen Ting-Wen   +3 more
doaj   +1 more source

iGTP: A software package for large-scale gene tree parsimony analysis

open access: yesBMC Bioinformatics, 2010
Background The ever-increasing wealth of genomic sequence information provides an unprecedented opportunity for large-scale phylogenetic analysis. However, species phylogeny inference is obfuscated by incongruence among gene trees due to evolutionary ...
Fernández-Baca David   +4 more
doaj   +1 more source

Rapid Bursts of \u3ci\u3eAndrogen-Binding Protein (Abp)\u3c/i\u3e Gene Duplication Occurred Independently in Diverse Mammals [PDF]

open access: yes, 2008
Background The draft mouse (Mus musculus) genome sequence revealed an unexpected proliferation of gene duplicates encoding a family of secretoglobin proteins including the androgen-binding protein (ABP) α, β and γ subunits.
Blakely, Tyler D.   +5 more
core   +1 more source

Tetraodon genome confirms Takifugu findings : most fish are ancient polyploids [PDF]

open access: yes, 2004
An evolutionary hypothesis suggested by studies of the genome of the tiger pufferfish Takifugu rubripes has now been confirmed by comparison with the genome of a close relative, the spotted green pufferfish Tetraodon nigroviridis.
Van de Peer, Yves
core   +1 more source

Simulating Evolution by Gene Duplication [PDF]

open access: yesGenetics, 1987
ABSTRACT By considering the recent finding that unequal crossing over and other molecular interactions are contributing to the evolution of multigene families, a model of the origin of repetitive genes was studied by Monte Carlo simulations.
openaire   +2 more sources

NKCC1: A key regulator of glioblastoma progression

open access: yesMolecular Oncology, EarlyView.
Glioblastoma (GBM) progression is driven by disrupted chloride cotransporter homeostasis. NKCC1 is highly expressed in stem‐like, astrocytic, and progenitor cells, correlating with earlier recurrence, while overall survival remains unaffected. NKCC1 serves as a prognostic marker and potential therapeutic target, linking chloride transporter imbalance ...
Anja Thomsen   +5 more
wiley   +1 more source

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

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

Multi-faceted analysis provides little evidence for recurrent whole-genome duplications during hexapod evolution

open access: yesBMC Biology, 2020
Background Gene duplication events play an important role in the evolution and adaptation of organisms. Duplicated genes can arise through different mechanisms, including whole-genome duplications (WGDs).
Dick Roelofs   +7 more
doaj   +1 more source

Tandem duplication of a genomic region encoding glutathione S-transferase epsilon-2 and -4 genes in DDT-resistant Anopheles stephensi strain from India

open access: yesScientific Reports, 2022
The glutathione S-transferases (GST) genes are a multigene family of enzymes involved in the metabolism of endogenous and xenobiotic compounds by catalysing the conjugation of the reduced form of glutathione to the substrate.
Cherry L. Dykes   +6 more
doaj   +1 more source

Expansive evolution of the TREHALOSE-6-PHOSPHATE PHOSPHATASE gene family in Arabidopsis [PDF]

open access: yes, 2012
Trehalose is a nonreducing sugar used as a reserve carbohydrate and stress protectant in a variety of organisms. While higher plants typically do not accumulate high levels of trehalose, they encode large families of putative trehalose biosynthesis genes.
Avonce, Nelson   +10 more
core   +2 more sources

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