Results 21 to 30 of about 80,627 (291)

The effects of introgression across thousands of quantitative traits revealed by gene expression in wild tomatoes

open access: yesPLoS Genetics, 2021
It is now understood that introgression can serve as powerful evolutionary force, providing genetic variation that can shape the course of trait evolution.
Mark S. Hibbins, Matthew W. Hahn
doaj   +2 more sources

Enhancement of developmental defects in the boron‐deficient maize mutant tassel‐less1 by reduced auxin levels

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView., 2023
Abstract Background Plant responses to deficiencies of the micronutrient boron are diverse and go beyond the well‐characterized function of boron in cell wall crosslinking. To explain these phenotypic discrepancies, hypotheses about interactions of boron with various phytohormones have been proposed, particularly auxin.
Michaela S. Matthes   +3 more
wiley   +1 more source

Ghost introgression facilitates genomic divergence of a sympatric cryptic lineage in Cycas revoluta

open access: yesEcology and Evolution, 2023
A cryptic lineage is a genetically diverged but morphologically unrecognized variant of a known species. Clarifying cryptic lineage evolution is essential for quantifying species diversity. In sympatric cryptic lineage divergence compared with allopatric
Jui‐Tse Chang   +4 more
doaj   +1 more source

Large-scale introgression shapes the evolution of the mating-type chromosomes of the filamentous ascomycete Neurospora tetrasperma. [PDF]

open access: yesPLoS Genetics, 2012
The significance of introgression as an evolutionary force shaping natural populations is well established, especially in animal and plant systems. However, the abundance and size of introgression tracts, and to what degree interspecific gene flow is the
Yu Sun   +5 more
doaj   +1 more source

Crop–Weed Introgression Plays Critical Roles in Genetic Differentiation and Diversity of Weedy Rice: A Case Study of Human-Influenced Weed Evolution

open access: yesBiology, 2023
As an important driving force, introgression plays an essential role in shaping the evolution of plant species. However, knowledge concerning how introgression affects plant evolution in agroecosystems with strong human influences is still limited.
Xing-Xing Cai   +5 more
doaj   +1 more source

Genomic Patterns of Introgression in Interspecific Populations Created by Crossing Wheat with Its Wild Relative

open access: yesG3: Genes, Genomes, Genetics, 2020
Introgression from wild relatives is a valuable source of novel allelic diversity for breeding. We investigated the genomic patterns of introgression from Aegilops tauschii, the diploid ancestor of the wheat D genome, into winter wheat (Triticum aestivum)
Moses Nyine   +5 more
doaj   +1 more source

The dynamics of introgression across an avian radiation

open access: yesEvolution Letters, 2021
Hybridization and resulting introgression can play both a destructive and a creative role in the evolution of diversity. Thus, characterizing when and where introgression is most likely to occur can help us understand the causes of diversification ...
Sonal Singhal   +5 more
doaj   +1 more source

Assessing biological factors affecting postspeciation introgression

open access: yesEvolution Letters, 2020
An increasing number of phylogenomic studies have documented a clear “footprint” of postspeciation introgression among closely related species. Nonetheless, systematic genome‐wide studies of factors that determine the likelihood of introgression remain ...
Jennafer A. P. Hamlin   +2 more
doaj   +1 more source

The genomic impact of historical hybridization with massive mitochondrial DNA introgression

open access: yesGenome Biology, 2018
Background The extent to which selection determines interspecific patterns of genetic exchange enlightens the role of adaptation in evolution and speciation.
Fernando A. Seixas   +2 more
doaj   +1 more source

Characterization of introgression from the teosinte Zea mays ssp. mexicana to Mexican highland maize [PDF]

open access: yesPeerJ, 2019
Background The spread of maize cultivation to the highlands of central Mexico was accompanied by substantial introgression from the endemic wild teosinte Zea mays ssp.
Eric Gonzalez-Segovia   +7 more
doaj   +2 more sources

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