Source:http://linkedlifedata.com/resource/pubmed/id/19008837
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
2008-11-14
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pubmed:abstractText |
The aim of the study was to elucidate the causes of hereditary non-syndromic loss of hearing, a frequent monogene pathology in the Republic of Sakha (Yakutia). A search for mutations in the coding sequence of the connexin 26 gene gap-junction B2 (GJB2) was undertaken in 79 members of 65 unrelated families with the diagnosis of grade III-IV non-syndromic bilateral sensorineural loss of hearing. Five recessive mutations (35delG, V371, 312-326del14, 333-334delAA, R127H) and three polymorphic variants (V271, M34T, E114G) were identified in Yakut patients. Mutations 35delG (41.7%), 312-326dell4 (4.2%), and 333-334delAA (4.2%) were found in Caucasian patients (Russians, Ukrainians, Inguish). Yakuts were carriers of mutations 35delG (2.1%), V371 (2.1%), R127H (1.0%) and sequence variants V271 (6.3%), M34T (1.0%), E114G (1.0%). GJB2 mutations were identified in 50.1% of the Caucasian patients and in 7.2% of the Yakut patients. The low frequency of GJB2 mutations in Yakuts with non-syndromic sensorineural loss of hearing testifies to the presence of mutations of other genes controlling sound perception in this population.
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pubmed:language |
rus
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
0042-4668
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
23-8
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pubmed:meshHeading |
pubmed-meshheading:19008837-Adolescent,
pubmed-meshheading:19008837-Child,
pubmed-meshheading:19008837-Child, Preschool,
pubmed-meshheading:19008837-Connexins,
pubmed-meshheading:19008837-DNA,
pubmed-meshheading:19008837-Female,
pubmed-meshheading:19008837-Gene Frequency,
pubmed-meshheading:19008837-Genetic Predisposition to Disease,
pubmed-meshheading:19008837-Genotype,
pubmed-meshheading:19008837-Hearing Loss, Sensorineural,
pubmed-meshheading:19008837-Humans,
pubmed-meshheading:19008837-Male,
pubmed-meshheading:19008837-Mutation,
pubmed-meshheading:19008837-Polymorphism, Single-Stranded Conformational,
pubmed-meshheading:19008837-Prevalence,
pubmed-meshheading:19008837-Siberia,
pubmed-meshheading:19008837-Young Adult
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pubmed:year |
2008
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pubmed:articleTitle |
[Connexin gene 26 (GJB2) mutations in patients with hereditary non-syndromic sensorineural loss of hearing in the Republic of Sakha (Yakutia)].
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pubmed:publicationType |
Journal Article,
Comparative Study,
English Abstract
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