Results 31 to 40 of about 8,736 (213)

The computational implementation of a platform of relative identity-by-descent scores algorithm for introgressive mapping

open access: yesFrontiers in Genetics, 2023
With the development of genotyping and sequencing technology, researchers working in the area of conservation genetics are able to obtain the genotypes or even the sequences of a representative sample of individuals from the population.
Bo Cui   +11 more
doaj   +1 more source

SAI: A Python Package for Statistics for Adaptive Introgression. [PDF]

open access: yesMol Biol Evol
Abstract Adaptive introgression is an important evolutionary process, which can be identified with widely used summary statistics, such as the number of uniquely shared sites and the quantile of the derived allele frequencies in such sites.
Huang X, Chen S, Hackl J, Kuhlwilm M.
europepmc   +3 more sources

Disentangling Immediate Adaptive Introgression from Selection on Standing Introgressed Variation in Humans. [PDF]

open access: yesMol Biol Evol, 2018
Recent studies have reported evidence suggesting that portions of contemporary human genomes introgressed from archaic hominin populations went to high frequencies due to positive selection. However, no study to date has specifically addressed the postintrogression population dynamics of these putative cases of adaptive introgression.
Jagoda E   +14 more
europepmc   +11 more sources

The extent of adaptive wild introgression in crops [PDF]

open access: yesNew Phytologist, 2018
SummaryThe study of crop evolution has focused primarily on the process of initial domestication. Post‐domestication adaptation during the expansion of crops from their centers of origin has received considerably less attention. Recent research has revealed that, in at least some instances, crops have received introgression from their wild relatives ...
Garrett M. Janzen   +2 more
openaire   +2 more sources

Interspecific introgression mediates adaptation to whole genome duplication [PDF]

open access: yesNature Communications, 2019
Abstract Adaptive gene flow is a consequential phenomenon across all kingdoms. Although recognition is increasing, there is no study showing that bidirectional gene flow mediates adaptation at loci that manage core processes.
Sarah Marburger   +9 more
openaire   +4 more sources

Adaptive Introgression: The Seeds of Resistance [PDF]

open access: yesCurrent Biology, 2011
Populations of the European house mouse have acquired resistance to anticoagulant pesticides from a closely related species. This discovery improves our understanding of the circumstances in which interspecific genetic exchange is likely to facilitate adaptation.
openaire   +2 more sources

Adaptive introgression from distant Caribbean islands contributed to the diversification of a microendemic adaptive radiation of trophic specialist pupfishes.

open access: yesPLoS Genetics, 2017
Rapid diversification often involves complex histories of gene flow that leave variable and conflicting signatures of evolutionary relatedness across the genome.
Emilie J Richards, Christopher H Martin
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

The genic view of hybridization in the Anthropocene

open access: yesEvolutionary Applications, 2021
Human impact is noticeable around the globe, indicating that a new era might have begun: the Anthropocene. Continuing human activities, including land‐use changes, introduction of non‐native species and rapid climate change, are altering the ...
Jente Ottenburghs
doaj   +1 more source

Evidence for Adaptive Introgression of Disease Resistance Genes Among Closely Related Arabidopsis Species

open access: yesG3: Genes, Genomes, Genetics, 2017
The generation and maintenance of functional variation in the pathogen defense system of plants is central to the constant evolutionary battle between hosts and parasites.
Jesper Bechsgaard   +2 more
doaj   +1 more source

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