Results 21 to 30 of about 332,161 (328)

Dynamics of the two heterochromatin types during imprinted X chromosome inactivation in vole Microtus levis.

open access: yesPLoS ONE, 2014
In rodent female mammals, there are two forms of X-inactivation - imprinted and random which take place in extraembryonic and embryonic tissues, respectively.
Evgeniya A Vaskova   +7 more
doaj   +1 more source

Genomic environment predicts expression patterns on the human inactive X chromosome. [PDF]

open access: yesPLoS Genetics, 2006
What genomic landmarks render most genes silent while leaving others expressed on the inactive X chromosome in mammalian females? To date, signals determining expression status of genes on the inactive X remain enigmatic despite the availability of ...
Laura Carrel   +5 more
doaj   +1 more source

Human Naive Pluripotent Stem Cells Model X Chromosome Dampening and X Inactivation [PDF]

open access: yes, 2017
Naive human embryonic stem cells (hESCs) can be derived from primed hESCs or directly from blastocysts, but their X chromosome state has remained unresolved.
Bonora, Giancarlo   +10 more
core   +1 more source

LPS resistance of SPRET/Ei mice is mediated by Gilz, encoded by the Tsc22d3 gene on the X chromosome [PDF]

open access: yes, 2013
Natural variation for LPS-induced lethal inflammation in mice is useful for identifying new genes that regulate sepsis, which could form the basis for novel therapies for systemic inflammation in humans.
Beaulieu E   +12 more
core   +2 more sources

Detection of skewed X-chromosome inactivation in Fragile X syndrome and X chromosome aneuploidy using quantitative melt analysis. [PDF]

open access: yes, 2015
Methylation of the fragile X mental retardation 1 (FMR1) exon 1/intron 1 boundary positioned fragile X related epigenetic element 2 (FREE2), reveals skewed X-chromosome inactivation (XCI) in fragile X syndrome full mutation (FM: CGG > 200) females ...
Amor, David J   +13 more
core   +2 more sources

A Novel Nonsense Mutation of PHF6 in a Female with Extended Phenotypes of Borjeson-Forssman-Lehmann Syndrome

open access: yesJCRPE, 2019
Borjeson-Forssman-Lehmann syndrome (BFLS) is a rare X-linked disease caused by PHF6 mutations. Classic BFLS has been associated with intellectual disability (ID), developmental delay (DD), obesity, epilepsy, typical facial features and anomalies of ...
Xia Zhang   +9 more
doaj   +1 more source

Systematic optimization of human pluripotent stem cells media using Design of Experiments. [PDF]

open access: yes, 2015
Human pluripotent stem cells (hPSC) are used to study the early stages of human development in vitro and, increasingly due to somatic cell reprogramming, cellular and molecular mechanisms of disease.
Chailangkarn, Thanathom   +2 more
core   +1 more source

Clinical expression of Menkes disease in females with normal karyotype

open access: yesOrphanet Journal of Rare Diseases, 2012
Background Menkes Disease (MD) is a rare X-linked recessive fatal neurodegenerative disorder caused by mutations in the ATP7A gene, and most patients are males.
Møller Lisbeth   +13 more
doaj   +1 more source

Independent evolution of transcriptional inactivation on sex chromosomes in birds and mammals. [PDF]

open access: yesPLoS Genetics, 2013
X chromosome inactivation in eutherian mammals has been thought to be tightly controlled, as expected from a mechanism that compensates for the different dosage of X-borne genes in XX females and XY males.
Alexandra M Livernois   +4 more
doaj   +1 more source

Metaphase chromosome folds and X‐inactivation [PDF]

open access: yesAmerican Journal of Medical Genetics, 1987
AbstractTo evaluate the suggested nonrandom folding of Xql3‐q21 (center of Barr body condensation) of the inactivated X chromosomes, metaphases from nine subjects with or without X chromosome abnormalities (eight females and one male) were investigated with RBG‐staining.
Merlin G. Butler   +3 more
openaire   +2 more sources

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