Results 1 to 10 of about 29,074 (248)

Epistasis for head morphology in Drosophila melanogaster

open access: yesG3: Genes, Genomes, Genetics, 2021
Epistasis—gene–gene interaction—is common for mutations with large phenotypic effects in humans and model organisms. Epistasis impacts quantitative genetic models of speciation, response to natural and artificial selection, genetic mapping, and ...
Ergi D Özsoy   +9 more
doaj   +2 more sources

Extensive genetic interactions (epistasis) linked to alcohol use disorder in a high-risk population [PDF]

open access: yesCommunications Biology
Alcohol use disorder (AUD) is known to have a significant genetic component, yet there remains a gap between its heritability and findings from genome-wide association studies.
Stanislav Listopad, Qian Peng
doaj   +2 more sources

Functional bottlenecks can emerge from non-epistatic underlying traits. [PDF]

open access: yesPLoS Computational Biology
Protein fitness landscapes frequently exhibit epistasis, where the effect of a mutation depends on the genetic context in which it occurs, i.e., the rest of the protein sequence.
Anna Ottavia Schulte   +3 more
doaj   +2 more sources

Multifactorial methods integrating haplotype and epistasis effects for genomic estimation and prediction of quantitative traits

open access: yesFrontiers in Genetics, 2022
The rapid growth in genomic selection data provides unprecedented opportunities to discover and utilize complex genetic effects for improving phenotypes, but the methodology is lacking. Epistasis effects are interaction effects, and haplotype effects may
Yang Da   +2 more
doaj   +1 more source

Global epistasis emerges from a generic model of a complex trait

open access: yeseLife, 2021
Epistasis between mutations can make adaptation contingent on evolutionary history. Yet despite widespread ‘microscopic’ epistasis between the mutations involved, microbial evolution experiments show consistent patterns of fitness increase between ...
Gautam Reddy, Michael M Desai
doaj   +1 more source

CAPE: an R package for combined analysis of pleiotropy and epistasis. [PDF]

open access: yesPLoS Computational Biology, 2013
Contemporary genetic studies are revealing the genetic complexity of many traits in humans and model organisms. Two hallmarks of this complexity are epistasis, meaning gene-gene interaction, and pleiotropy, in which one gene affects multiple phenotypes ...
Anna L Tyler   +4 more
doaj   +1 more source

Emergence and propagation of epistasis in metabolic networks

open access: yeseLife, 2021
Epistasis is often used to probe functional relationships between genes, and it plays an important role in evolution. However, we lack theory to understand how functional relationships at the molecular level translate into epistasis at the level of whole-
Sergey Kryazhimskiy
doaj   +1 more source

A general model for multilocus epistatic interactions in case-control studies. [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: Epistasis, i.e., the interaction of alleles at different loci, is thought to play a central role in the formation and progression of complex diseases.
Zhong Wang   +5 more
doaj   +1 more source

Replication and explorations of high-order epistasis using a large advanced intercross line pedigree. [PDF]

open access: yesPLoS Genetics, 2011
Dissection of the genetic architecture of complex traits persists as a major challenge in biology; despite considerable efforts, much remains unclear including the role and importance of genetic interactions.
Mats Pettersson   +3 more
doaj   +1 more source

A network model for the correlation between epistasis and genomic complexity. [PDF]

open access: yesPLoS ONE, 2008
The study of genetic interactions (epistasis) is central to the understanding of genome organization and evolution. A general correlation between epistasis and genomic complexity has been recently shown, such that in simpler genomes epistasis is ...
Rafael Sanjuán, Miguel R Nebot
doaj   +1 more source

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