Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
As mitochondrial ARSs are key components of the mitochondrial translation apparatus, we investigated the effects of DARS2 mutations on mitochondrial functions and mitochondrial morphology in an LBSL patient.
|
31671122 |
2019 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
More recently, leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation (LBSL) has been reported to be caused by autosomal recessive mutations in a mitochondrial aspartyl-tRNA synthetase, DARS2 gene.
|
22422207 |
2012 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
We also report that novel mutations in mt-AspRS and mt-ArgRS genes from individuals with LBSL and PCH6, respectively, had no significant impact on the mitochondrial localizations of mt-AspRS and mt-ArgRS.
|
30006346 |
2018 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
Leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation is a disorder caused by recessive mutations in the gene DARS2, which encodes mitochondrial aspartyl-tRNA synthetase.
|
24566671 |
2014 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
Mutations in the DARS2 gene are known to cause leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation (LBSL), a rare autosomal recessive neurological disorder.
|
26327357 |
2015 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
Patients with DARS2 mutations more often had involvement of structures typically affected in LBSL, including decussatio of the medial lemniscus, anterior spinocerebellar tracts, and superior and inferior cerebellar peduncles.
|
23065766 |
2012 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
UNIPROT |
Mitochondrial aspartyl-tRNA synthetase deficiency causes leukoencephalopathy with brain stem and spinal cord involvement and lactate elevation.
|
17384640 |
2007 |
Leukoencephalopathy with Brainstem and Spinal Cord Involvement and Lactate Elevation
|
0.780 |
GeneticVariation
|
disease |
BEFREE |
Leukoencephalopathy with brainstem and spinal cord involvement and lactate elevation (LBSL, OMIM #611105) is a genetic disease of the central nervous system characterized by lower limb spasticity, cerebellar ataxia and involvement of the dorsal column.
|
30352563 |
2018 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Here, we investigate six mutants of the aspartyl-tRNA synthetase correlated with leukoencephalopathies.
|
26620921 |
2015 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Early-onset leukoencephalopathy due to a homozygous missense mutation in the DARS2 gene.
|
26327357 |
2015 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Mutations in some of these genes, including aspartyl-tRNA synthetase (DARS2), lead to the onset of a white matter disease-leukoencephalopathy with brainstem and spinal cord involvement, and lactate elevation (LBSL) characterized by progressive spastic ataxia and characteristic leukoencephalopathy signature with multiple long-tract involvements.
|
28985337 |
2017 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Of interest, we found an intronic variant in DARS2, a gene involved in mitochondrial DNA translation, responsible for the syndrome of leukoencephalopathy with brainstem and spinal cord involvement and high brain lactate.
|
21427441 |
2011 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Intriguingly, HBSL bears a striking resemblance to leukoencephalopathy with brain stem and spinal cord involvement and elevated lactate (LBSL), which is caused by mutations in the mitochondria-specific DARS2, suggesting that these two diseases might share a common underlying molecular pathology.
|
23643384 |
2013 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Mutations in the nuclear gene coding for the mitochondrial aspartyl-tRNA synthetase, a key enzyme for mitochondrial translation, are correlated with leukoencephalopathy.
|
21121901 |
2011 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Neuropathology of leukoencephalopathy with brainstem and spinal cord involvement and high lactate caused by a homozygous mutation of DARS2.
|
22677571 |
2013 |
Leukoencephalopathy
|
0.200 |
GeneticVariation
|
group |
BEFREE |
Impaired information-processing speed and working memory in leukoencephalopathy with brainstem and spinal cord involvement and elevated lactate (LBSL) and DARS2 mutations: a report of three adult patients.
|
23652419 |
2013 |
Ataxia
|
0.110 |
GeneticVariation
|
phenotype |
BEFREE |
Our pathogenicity interpretation pathway predicted 13 different mutations in eight different genes: PRKCG, TTBK2, SETX, SPTBN2, SACS, MRE11, KCNC3 and DARS2 of which nine were novel including one causing a newly described recessive ataxia syndrome.
|
24030952 |
2013 |
Gait Ataxia
|
0.110 |
GeneticVariation
|
phenotype |
BEFREE |
The patient presented with exercise-induced paroxysmal gait ataxia and areflexia as an atypical phenotype associated with a novel homozygous DARS2 mutation.
|
21749991 |
2011 |
Diabetes Mellitus, Non-Insulin-Dependent
|
0.100 |
GeneticVariation
|
disease |
GWASDB |
Genome-wide association analysis identifies loci for type 2 diabetes and triglyceride levels.
|
17463246 |
2007 |
spinal cord involvement
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Here, the authors present a case of leukoencephalopathy with brainstem and spinal cord involvement with normal brain lactate, in which genetic analysis revealed a new mutation in the DARS2 gene not previously described.
|
20501884 |
2010 |
spinal cord involvement
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
The autosomal recessive white matter disorder LBSL (leukoencephalopathy with brain stem and spinal cord involvement and lactate elevation) is caused by mutations in DARS2, coding for mtAspRS (mitochondrial aspartyl-tRNA synthetase).
|
23216004 |
2013 |
spinal cord involvement
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Of interest, we found an intronic variant in DARS2, a gene involved in mitochondrial DNA translation, responsible for the syndrome of leukoencephalopathy with brainstem and spinal cord involvement and high brain lactate.
|
21427441 |
2011 |
spinal cord involvement
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Intriguingly, HBSL bears a striking resemblance to leukoencephalopathy with brain stem and spinal cord involvement and elevated lactate (LBSL), which is caused by mutations in the mitochondria-specific DARS2, suggesting that these two diseases might share a common underlying molecular pathology.
|
23643384 |
2013 |
spinal cord involvement
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Leukoencephalopathy with brain stem and spinal cord involvement and brain lactate elevation (LBSL) was recently shown to be caused by mutations in the DARS2 gene, encoding a mitochondrial aspartyl-tRNA synthetase.
|
21749991 |
2011 |
spinal cord involvement
|
0.100 |
GeneticVariation
|
disease |
BEFREE |
Leukoencephalopathy with brainstem and spinal cord involvement caused by a novel mutation in the DARS2 gene.
|
21792730 |
2012 |