Results 61 to 70 of about 71,733 (264)

Towards a Better Basis Search through a Surrogate Model-Based Epistasis Minimization for Pseudo-Boolean Optimization

open access: yesMathematics, 2020
Epistasis, which indicates the difficulty of a problem, can be used to evaluate the basis of the space in which the problem lies. However, calculating epistasis may be challenging as it requires all solutions to be searched.
Yong-Hoon Kim   +2 more
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

Idiosyncratic epistasis creates universals in mutational effects and evolutionary trajectories

open access: yesNature Ecology & Evolution, 2020
Patterns of epistasis and shapes of fitness landscapes are of wide interest because of their bearings on a number of evolutionary theories. The common phenomena of slowing fitness increases during adaptations and diminishing returns from beneficial ...
Daniel M. Lyons   +3 more
semanticscholar   +1 more source

Information content of colored motifs in complex networks [PDF]

open access: yes, 2011
We study complex networks in which the nodes of the network are tagged with different colors depending on the functionality of the nodes (colored graphs), using information theory applied to the distribution of motifs in such networks.
Arend Hintze   +4 more
core   +1 more source

Epistasis Storyboarded

open access: yesThe American Biology Teacher, 2022
Through the artistic planning tool known to comic book artists and animators as storyboarding, students will embark on comic book–style adventures to plan, describe, and visualize the complex life of genes through the non-Mendelian concept of epistasis.
Caryn Babaian, Sudhir Kumar
openaire   +1 more source

Mechanistic causes of sign epistasis and its applications

open access: yesFrontiers in Genetics
Mapping genetic variations to phenotypic variations poses a significant challenge, as mutations often combine unexpectedly, diverging from assumed additive effects even in the same environment.
Jinqiu Zhang   +5 more
doaj   +1 more source

Epistasis: obstacle or advantage for mapping complex traits? [PDF]

open access: yesPLoS ONE, 2010
Identification of genetic loci in complex traits has focused largely on one-dimensional genome scans to search for associations between single markers and the phenotype.
Koen J F Verhoeven   +2 more
doaj   +1 more source

Epistasis between antibiotic tolerance, persistence, and resistance mutations

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance The failure of antibiotic treatment is a major concern worldwide. Resistance is a main determinant in the survival of bacteria under antibiotics.
Irit Levin-Reisman   +3 more
semanticscholar   +1 more source

A Large-Scale Genome-Wide Association Study of Epistasis Effects of Production Traits and Daughter Pregnancy Rate in U.S. Holstein Cattle

open access: yesGenes, 2021
Epistasis is widely considered important, but epistasis studies lag those of SNP effects. Genome-wide association study (GWAS) using 76,109 SNPs and 294,079 first-lactation Holstein cows was conducted for testing pairwise epistasis effects of five ...
Dzianis Prakapenka   +4 more
semanticscholar   +1 more source

The consistency of beneficial fitness effects of mutations across diverse genetic backgrounds. [PDF]

open access: yesPLoS ONE, 2012
Parallel and convergent evolution have been remarkably common observations in molecular adaptation but primarily in the context of the same genotype adapting to the same conditions.
Victoria M Pearson   +2 more
doaj   +1 more source

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