Results 21 to 30 of about 4,640,461 (294)

Estimation of genetic variation in residual variance in female and male broiler chickens [PDF]

open access: yes, 2008
In breeding programs, robustness of animals and uniformity of end product can be improved by exploiting genetic variation in residual variance. Residual variance can be defined as environmental variance after accounting for all identifiable effects.
Mulder, H. A.   +6 more
core   +1 more source

Network-assisted analysis of GWAS data identifies a functionally-relevant gene module for childhood-onset asthma

open access: yesScientific Reports, 2017
The number of genetic factors associated with asthma remains limited. To identify new genes with an undetected individual effect but collectively influencing asthma risk, we conducted a network-assisted analysis that integrates outcomes of genome-wide ...
Y. Liu   +11 more
doaj   +1 more source

Reduced Neuronal Transcription of Escargot, the Drosophila Gene Encoding a Snail-Type Transcription Factor, Promotes Longevity

open access: yesFrontiers in Genetics, 2018
In recent years, several genes involved in complex neuron specification networks have been shown to control life span. However, information on these genes is scattered, and studies to discover new neuronal genes and gene cascades contributing to life ...
Alexander V. Symonenko   +5 more
doaj   +1 more source

Genetic Variation [PDF]

open access: yes, 2021
Abstract An introduction to randomness and the neutral theory of molecular evolution and how it contributes to levels of genetic diversity in populations. The estimation of random shifts in allele frequencies over time is discussed using the binomial probability distribution.
Áki J. Láruson, Floyd A. Reed
openaire   +2 more sources

Wild worm embryogenesis harbors ubiquitous polygenic modifier variation

open access: yeseLife, 2015
Embryogenesis is an essential and stereotypic process that nevertheless evolves among species. Its essentiality may favor the accumulation of cryptic genetic variation (CGV) that has no effect in the wild-type but that enhances or suppresses the effects ...
Annalise B Paaby   +5 more
doaj   +1 more source

Genetic variability for vigor and yield of robusta coffee (Coffea canephora) clones in Ghana

open access: yesHeliyon, 2022
Effectiveness of plant improvement programs, especially in perennial crops like coffee, may be improved by knowing the level of genetic variation which exist within a breeding population coupled with the knowledge of estimates of genetic parameters for ...
Abraham Akpertey   +3 more
doaj   +1 more source

Genetic variation in Cumbrians

open access: yesAnnals of Human Biology, 1981
Regional variation in the genetic constitution of the Cumbrian population is demonstrated in a survey of blood groups, red cell enzymes, and secretor status in a large sample of schoolchildren. In particular, the south and centre appear to be distinct from the remainder of Cumbria, but in different directions. The features of the central Lake District,
D F, Roberts   +3 more
openaire   +2 more sources

Genetics of trans-regulatory variation in gene expression

open access: yeseLife, 2018
Heritable variation in gene expression forms a crucial bridge between genomic variation and the biology of many traits. However, most expression quantitative trait loci (eQTLs) remain unidentified.
Frank Wolfgang Albert   +4 more
doaj   +1 more source

An assessment of opportunities to dissect host genetic variation in resistance to infectious diseases in livestock [PDF]

open access: yes, 2009
This paper reviews the evidence for host genetic variation in resistance to infectious diseases for a wide variety of diseases of economic importance in poultry, cattle, pig, sheep and Atlantic salmon.
S. Genini   +7 more
core   +1 more source

Impact of pharmacogenetics on aspirin resistance: a systematic review

open access: yesArquivos de Neuro-Psiquiatria, 2023
Background Pharmacogenetics promises better control of diseases such as cardiovascular disease (CVD). Acetylsalicylic acid, aspirin, prevents the formation of an activating agent of platelet aggregation and vasoconstriction, and it is used to prevent CVD.
Gustavo Figueiredo da Silva   +3 more
doaj   +1 more source

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