Results 31 to 40 of about 348,025 (296)

Evolution of a complex locus : exon gain, loss and divergence at the Gr39a locus in Drosophila [PDF]

open access: yes, 2008
Background. Gene families typically evolve by gene duplication followed by the adoption of new or altered gene functions. A different way to evolve new but related functions is alternative splicing of existing exons of a complex gene.
Butlin, Roger K.   +19 more
core   +2 more sources

Characterization and Expression Analysis of ERF Genes in Fragaria vesca Suggest Different Divergences of Tandem ERF Duplicates

open access: yesFrontiers in Genetics, 2019
Ethylene-responsive factors (ERFs) play important roles in plant growth and development and in responses to abiotic stresses. However, little information was available about the ERF genes in woodland strawberry (Fragaria vesca), a genetic model plant for
Xiaojing Wang   +7 more
doaj   +1 more source

Relationship between FLT3 mutation status, biologic characteristics, and response to targeted therapy in acute promyelocytic leukemia [PDF]

open access: yes, 2005
The prognostic significance of FLT3 mutations in acute promyelocytic leukemia (APL) is not firmly established and is of particular interest given the opportunities for targeted therapies using FLT3 inhibitors.
Gilkes, Amanda F.   +61 more
core   +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

The Tandem Duplication Distance is NP-hard

open access: yesCoRR, 2019
In computational biology, tandem duplication is an important biological phenomenon which can occur either at the genome or at the DNA level. A tandem duplication takes a copy of a genome segment and inserts it right after the segment - this can be represented as the string operation $AXB \Rightarrow AXXB$.
Lafond, Manuel, Zhu, Binhai, Zou, Peng
openaire   +5 more sources

Gene duplication and evolution in recurring polyploidization–diploidization cycles in plants

open access: yesGenome Biology, 2019
Background The sharp increase of plant genome and transcriptome data provide valuable resources to investigate evolutionary consequences of gene duplication in a range of taxa, and unravel common principles underlying duplicate gene retention. Results We
Xin Qiao   +7 more
doaj   +1 more source

The Tandem Duplication Distance Is NP-Hard [PDF]

open access: yes, 2020
In computational biology, tandem duplication is an important biological phenomenon which can occur either at the genome or at the DNA level. A tandem duplication takes a copy of a genome segment and inserts it right after the segment - this can be ...
Lafond, Manuel, Zou, Peng, Zhu, Binhai
core   +1 more source

The roles of segmental and tandem gene duplication in the evolution of large gene families in Arabidopsis thaliana

open access: yesBMC Plant Biology, 2004
Background Most genes in Arabidopsis thaliana are members of gene families. How do the members of gene families arise, and how are gene family copy numbers maintained?
Baumgarten Andrew   +4 more
doaj   +1 more source

Massive Heat Shock Protein 70 Genes Expansion and Transcriptional Signatures Uncover Hard Clam Adaptations to Heat and Hypoxia

open access: yesFrontiers in Marine Science, 2022
Heat shock protein 70 (HSP70) members participate in a wide range of housekeeping and stress-related activities in eukaryotic cells. In marine ecosystems, bivalves encounter abiotic stresses, including high temperatures and low dissolved oxygen.
Zhi Hu   +41 more
doaj   +1 more source

Structural characterization and duplication modes of pseudogenes in plants

open access: yesScientific Reports, 2021
We identified and characterized the pseudogene complements of five plant species: four dicots (Arabidopsis thaliana, Vitis vinifera, Populus trichocarpa and Phaseolus vulgaris) and one monocot (Oryza sativa).
Flavia Mascagni   +3 more
doaj   +1 more source

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