Results 81 to 90 of about 318,177 (248)

Phylogenomics of MADS-Box Genes in Plants — Two Opposing Life Styles in One Gene Family

open access: yesBiology, 2013
The development of multicellular eukaryotes, according to their body plan, is often directed by members of multigene families that encode transcription factors.
Lydia Gramzow, Günter Theißen
doaj   +1 more source

Gene Duplication to Reveal Adaptation Clue of Plant to Environmental Stress: A Case Study of NBS-LRR Genes in Soybean [PDF]

open access: yes, 2018
Gene duplication to reveal adaptation clue of plant to environmental stress: A case study of NBS-LRR genes in soybean. Puji Lestari, Suk-Ha Lee, I Made Tasma, and Asadi.
Asadi, Asadi   +3 more
core   +2 more sources

GENE DUPLICATION AND PHYLOGENY IN CLARKIA [PDF]

open access: yesEvolution, 1979
Direct evidence for the descent of a group of species from a single common ancestor is rarely possible in the absence of fossils. Consequently, phylogenetic taxonomy relies on comparative analysis of morphological, chromosomal, and biochemical characters for evidence of relationship.
N. F. Weeden, Leslie D. Gottlieb
openaire   +3 more sources

From gene trees to species trees II: Species tree inference in the deep coalescence model [PDF]

open access: yesarXiv, 2010
When gene copies are sampled from various species, the resulting gene tree might disagree with the containing species tree. The primary causes of gene tree and species tree discord include lineage sorting, horizontal gene transfer, and gene duplication and loss.
arxiv  

Gene Duplication and Ectopic Gene Conversion in Drosophila [PDF]

open access: yesGenes, 2011
The evolutionary impact of gene duplication events has been a theme of Drosophila genetics dating back to the Morgan School. While considerable attention has been placed on the genetic novelties that duplicates are capable of introducing, and the role that positive selection plays in their early stages of duplicate evolution, much less attention has ...
J. Roman Arguello, Tim Connallon
openaire   +3 more sources

Genome-wide identification and expression analysis of NBS-encoding genes in Malus x domestica and expansion of NBS genes family in Rosaceae. [PDF]

open access: yesPLoS ONE, 2014
Nucleotide binding site leucine-rich repeats (NBS-LRR) disease resistance proteins play an important role in plant defense against pathogen attack. A number of recent studies have been carried out to identify and characterize NBS-LRR gene families in ...
Preeti Arya   +3 more
doaj   +1 more source

Algorithms for determining transposons in gene sequences [PDF]

open access: yesarXiv, 2015
Some genes can change their relative locations in a genome. Thus for different individuals of the same species, the orders of genes might be different. Such jumping genes are called transposons. A practical problem is to determine transposons in given gene sequences.
arxiv  

Gene duplication and neofunctionalization: POLR3G and POLR3GL [PDF]

open access: yesGenome Research, 2013
RNA polymerase III (Pol III) occurs in two versions, one containing the POLR3G subunit and the other the closely related POLR3GL subunit. It is not clear whether these two Pol III forms have the same function, in particular whether they recognize the same target genes.
Viviane Praz   +8 more
openaire   +6 more sources

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

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