Mental Retardation
|
0.100 |
Biomarker
|
disease |
BEFREE |
ARX polyalanine expansions are highly implicated in familial cases of mental retardation with infantile epilepsy and/or hand dystonia.
|
21204215 |
2011 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Aristaless-related homeobox (ARX) gene mutations cause a diverse spectrum of disorders of the human brain, including lissencephaly, various forms of epilepsy and non-syndromic mental retardation.
|
19738637 |
2010 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Mutations in the Aristaless-related homeobox (ARX) gene are associated with pleiotropic phenotypes including infantile spasms, mental retardation and dystonia.
|
18823727 |
2009 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
This population was enriched in genes involved in cell migration, axonal guidance, neurogenesis, and regulation of transcription and includes genes implicated in autism, epilepsy, and mental retardation; all features recognized in patients with ARX mutations.
|
18799476 |
2008 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
ARX is a crucial gene for the development of interneurons in the fetal brain, and a polyalanine expansion mutation of ARX causes mental retardation and seizures, including those of West syndrome, in males.
|
17668384 |
2007 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Mutations in the Aristaless-related homeobox gene, ARX, have been a cause of X-linked mental retardation (XLMR) and are responsible for a vast phenotypic spectrum including syndromic and non-syndromic forms of mental retardation.
|
17613295 |
2007 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
A novel mutation of the ARX gene in a male with nonsyndromic mental retardation.
|
17641262 |
2007 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
In this study, we screened the ARX gene in 226 male patients with autism spectrum disorders and mental retardation; 42 of the patients had epilepsy.
|
17044103 |
2007 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
At least fifty-nine mutations have been described in the ARX gene in seven X-chromosome linked disorders involving mental retardation.
|
16650978 |
2006 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Our results confirm the significant contribution of ARX mutations in the etiology of MR, especially in this group of patients selected for XLMR (3%).
|
16523516 |
2006 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Our results, the first in Latin America, reinforce the idea that ARX mutations are relevant to mental retardation and are indicative that molecular screening of exon 2 should be considered in males with mental retardation of unknown etiology, associated or not with neurological manifestations, especially in familial cases.
|
16845484 |
2006 |
Mental Retardation
|
0.100 |
Biomarker
|
disease |
BEFREE |
Screening of ARX in mental retardation families: Consequences for the strategy of molecular diagnosis.
|
16235064 |
2006 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Several mutations have been identified in ARX gene, which is responsible for a wide spectrum of phenotypes, including syndromic as well as non syndromic forms of mental retardation.
|
16762829 |
2006 |
Mental Retardation
|
0.100 |
Biomarker
|
disease |
BEFREE |
Meanwhile, polyalanine expansion of ARX causes symptomatic or nonsymptomatic West's syndrome and nonsyndromic mental retardation.
|
15921244 |
2005 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
The ARX and CDKL5 genes have been associated with West syndrome (infantile spasms, hypsarrhythmia, and mental retardation).
|
15689447 |
2005 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
We describe two brothers with mental retardation (MR) due to a c.428_451dup24 in the ARX gene.
|
16078051 |
2005 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Mouse orthologue of ARX, a gene mutated in several X-linked forms of mental retardation and epilepsy, is a marker of adult neural stem cells and forebrain GABAergic neurons.
|
15376319 |
2004 |
Mental Retardation
|
0.100 |
Biomarker
|
disease |
BEFREE |
Our data suggest expansions in one of the ARX polyA tracts results in nuclear protein aggregation and an increase in cell death; likely underlying the pathogenesis of the associated infantile spasms and mental retardation.
|
15533998 |
2004 |
Mental Retardation
|
0.100 |
Biomarker
|
disease |
BEFREE |
Early this year, an X-chromosome-linked, Aristaless-related, homeobox gene, ARX, was found to be associated with both X-linked MR and epilepsy.
|
12689693 |
2003 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
We have identified mutations in an X chromosome-linked, Aristaless-related, homeobox gene (ARX), in nine families with mental retardation (syndromic and nonspecific), various forms of epilepsy, including infantile spasms and myoclonic seizures, and dystonia.
|
11889467 |
2002 |
Mental Retardation
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Syndromal mental retardations (MRXS) which do not as yet have specific symbols are given unique interim symbols for each syndrome (MRXS1, MRXS2, MRXS3 ...).
|
1605216 |
1992 |