Turcot syndrome (disorder)
|
0.800 |
AlteredExpression
|
disease |
BEFREE |
The data indicate that mismatch repair deficiency mediated by loss of hMLH1 expression is associated not only with drug-resistance to major groove binders, but also to minor groove binders.
|
10408835 |
1999 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
GENOMICS_ENGLAND |
Application of a 5-tiered scheme for standardized classification of 2,360 unique mismatch repair gene variants in the InSiGHT locus-specific database.
|
24362816 |
2014 |
Turcot syndrome (disorder)
|
0.800 |
CausalMutation
|
disease |
CLINVAR |
|
|
|
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
CLINGEN |
Thus, a homozygous germ-line MLH1 mutation and consequent mismatch repair deficiency results in a mutator phenotype characterized by leukemia and/or lymphoma associated with neurofibromatosis type 1.
|
9927033 |
1999 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
BEFREE |
We report here a novel mechanism that a mutation in the MLH1 3'-untranslated region (3'-UTR) leads to MMR deficiency.
|
18056700 |
2008 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
BEFREE |
The latter results suggest a possible defect in the protection against CpG island hypermethylation shared between CDKN2A and MLH1 and do not support the notion of a functional association between CDKN2A methylation and the phenotype of mismatch repair deficiency.
|
11440966 |
2001 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
BEFREE |
MMR deficiency due to loss of hMLH1 function did not change the extent of platinum (Pt) accumulation or kinetics of removal from total cellular DNA.
|
10360646 |
1999 |
Turcot syndrome (disorder)
|
0.800 |
PosttranslationalModification
|
disease |
BEFREE |
By immunohistochemistry and molecular studies, we detected mismatch repair protein deficiency, microsatellite instability (MSI) and MLH1 promoter methylation in the derived carcinoma, but not in the benign teratoma, indicating mismatch repair deficiency was implicated in the process of malignant transformation.
|
30502217 |
2019 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
CLINVAR |
Verification of the three-step model in assessing the pathogenicity of mismatch repair gene variants.
|
21120944 |
2011 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
BEFREE |
Germline, somatic and epigenetic events underlying mismatch repair deficiency in colorectal and HNPCC-related cancers.
|
12386821 |
2002 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
BEFREE |
Interestingly, an obligate carrier in one of the families developed a brain tumour at the age of 29, histologically verified as a glioblastoma multiforme, which was recently linked to HNPCC in the context of Turcot's syndrome.
|
8592341 |
1995 |
Turcot syndrome (disorder)
|
0.800 |
PosttranslationalModification
|
disease |
BEFREE |
Conditions characterized by MMR deficient CRCs include Lynch syndrome (germline MMR mutation), Lynch-like syndrome (biallelic somatic MMR mutations), constitutional MMR deficiency syndrome (biallelic germline MMR mutations), and sporadic MSI CRC (somatic biallelic methylation of MLH1).
|
26309352 |
2015 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
BEFREE |
One of the patient was diagnosed as having Turcot's syndrome and had a germline mutation in the hMLH1 gene.
|
10734316 |
2000 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
BEFREE |
Mismatch repair deficiency is strongly associated with responsiveness to anti-PD-1 in other cancers and can be detected using immunohistochemistry for MLH1, MSH2, MHS6, and PMS2.
|
31702999 |
2020 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
CLINGEN |
HNPCC mutation MLH1 P648S makes the functional protein unstable, and homozygosity predisposes to mild neurofibromatosis type 1.
|
15139004 |
2004 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
CLINGEN |
Zebrafish with mutations in mismatch repair genes develop neurofibromas and other tumors.
|
18593904 |
2008 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
CLINVAR |
Functional analysis helps to clarify the clinical importance of unclassified variants in DNA mismatch repair genes.
|
17594722 |
2007 |
Turcot syndrome (disorder)
|
0.800 |
AlteredExpression
|
disease |
BEFREE |
EBV infection and mismatch repair deficiency mediated by loss of hMLH1 expression contribute independently to the development of multiple synchronous gastric carcinomas.
|
22513802 |
2012 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
BEFREE |
Of 12 MB cell lines, D341Med, D283Med, and 1580WÜ cells exhibited MMR deficiency due to MLH1 promoter hypermethylation.
|
22976800 |
2012 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
CLINVAR |
Identification of Lynch syndrome mutations in the MLH1-PMS2 interface that disturb dimerization and mismatch repair.
|
20533529 |
2010 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
BEFREE |
Sensitivity, specificity and positive predictive value (PPV) of the PREMM(1,2) and the Barnetson models for identification of MLH1/MSH2 mutation carriers were evaluated and compared with the revised Bethesda guidelines (RBG), Amsterdam II criteria, and tumour analysis for MMR deficiency.
|
18603628 |
2008 |
Turcot syndrome (disorder)
|
0.800 |
PosttranslationalModification
|
disease |
BEFREE |
Tumors with MMR abnormalities by IHC or MSI and MLH1 methylation were classified as epigenetic MMR deficiency while those without MLH1 methylation were classified as probable MMR mutations.
|
28709704 |
2017 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
BEFREE |
Of note 8/9 (89%) IHC positive cases were both MMRd (all showing MLH1/PMS2 loss) and lacked BRAFV600E mutation.
|
31792356 |
2019 |
Turcot syndrome (disorder)
|
0.800 |
GeneticVariation
|
disease |
CLINVAR |
Functional characterization of MLH1 missense variants identified in Lynch syndrome patients.
|
22753075 |
2012 |
Turcot syndrome (disorder)
|
0.800 |
Biomarker
|
disease |
CLINGEN |
Evidence for a recessive inheritance of Turcot's syndrome caused by compound heterozygous mutations within the PMS2 gene.
|
10763829 |
2000 |