Results 21 to 30 of about 139,543 (298)

Sex dependent imprinting effects on complex traits in mice

open access: yesBMC Evolutionary Biology, 2008
Background Genomic imprinting is an epigenetic source of variation in quantitative traits that results from monoallelic gene expression, where commonly either only the paternally- or the maternally-derived allele is expressed.
Leamy Larry J   +3 more
doaj   +1 more source

Reassessment of weak parent-of-origin expression bias shows it rarely exists outside of known imprinted regions

open access: yeseLife, 2023
In mouse and human, genes subjected to genomic imprinting have been shown to function in development, behavior, and post-natal adaptations. Failure to correctly imprint genes in human is associated with developmental syndromes, adaptive, and metabolic ...
Carol A Edwards   +5 more
doaj   +1 more source

lOptical coupling structure made by imprinting between single-mode polymer waveguide and embedded VCSEL [PDF]

open access: yes, 2015
Polymer-based integrated optics is attractive for inter-chip optical interconnection applications, for instance, for coupling photonic devices to fibers in high density packaging.
Alajoki, Teemu   +10 more
core   +3 more sources

Fathers' eye colour sways daughters' choice of both long- and short-term partners [PDF]

open access: yes, 2018
In several species, mate choice is influenced by parental features through sexual imprinting, but in humans evidence is scarce and open to alternative explanations.
Bressan, Paola, Damian, Valeria
core   +2 more sources

The coevolution of sexual imprinting by males and females

open access: yesEcology and Evolution, 2016
Sexual imprinting is the learning of a mate preference by direct observation of the phenotype of another member of the population. Sexual imprinting can be paternal, maternal, or oblique if individuals learn to prefer the phenotypes of their fathers ...
Miguel Angel Gómez‐Llano   +2 more
doaj   +1 more source

Loss of Monoallelic Expression of IGF2 in the Adult Liver Via Alternative Promoter Usage and Chromatin Reorganization

open access: yesFrontiers in Genetics, 2022
In mammals, genomic imprinting operates via gene silencing mechanisms. Although conservation of the imprinting mechanism at the H19/IGF2 locus has been generally described in pigs, tissue-specific imprinting at the transcript level, monoallelic-to ...
Jinsoo Ahn   +10 more
doaj   +1 more source

Do social insects support Haig's kin theory for the evolution of genomic imprinting?

open access: yesEpigenetics, 2017
Although numerous imprinted genes have been described in several lineages, the phenomenon of genomic imprinting presents a peculiar evolutionary problem.
Mirko Pegoraro   +3 more
doaj   +1 more source

The catalytic core of DEMETER guides active DNA demethylation in Arabidopsis. [PDF]

open access: yes, 2019
The Arabidopsis DEMETER (DME) DNA glycosylase demethylates the maternal genome in the central cell prior to fertilization and is essential for seed viability.
Aravind, L.   +15 more
core   +2 more sources

Sexual imprinting of offspring on their parents and siblings

open access: yesCogent Psychology, 2017
Based on data provided anonymously by 2,611 women and 1,452 men using a computerized questionnaire, we found that 19.2% of women vs. 16% of men (p 
Karen Griffee   +10 more
doaj   +1 more source

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