Addition of an affected family member to a previously ascertained autosomal recessive nonsyndromic hearing loss pedigree and systematic phenotype-genotype analysis of splice-site variants in MYO15A

Abstract Pathogenic variants in MYO15A are known to cause autosomal recessive nonsyndromic hearing loss (ARNSHL), DFNB3. We have previously reported on one ARNSHL family including two affected siblings and identified MYO15A c.5964+3G > A and c.8375 T > C (p.Val2792Ala) as the possible deafness...

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Main Authors: Jin-Yuan Yang (Author), Wei-Qian Wang (Author), Ming-Yu Han (Author), Sha-Sha Huang (Author), Guo-Jian Wang (Author), Yu Su (Author), Jin-Cao Xu (Author), Ying Fu (Author), Dong-Yang Kang (Author), Kun Yang (Author), Xin Zhang (Author), Xing Liu (Author), Xue Gao (Author), Yong-Yi Yuan (Author), Pu Dai (Author)
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Published: BMC, 2022-11-01T00:00:00Z.
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042 |a dc 
100 1 0 |a Jin-Yuan Yang  |e author 
700 1 0 |a Wei-Qian Wang  |e author 
700 1 0 |a Ming-Yu Han  |e author 
700 1 0 |a Sha-Sha Huang  |e author 
700 1 0 |a Guo-Jian Wang  |e author 
700 1 0 |a Yu Su  |e author 
700 1 0 |a Jin-Cao Xu  |e author 
700 1 0 |a Ying Fu  |e author 
700 1 0 |a Dong-Yang Kang  |e author 
700 1 0 |a Kun Yang  |e author 
700 1 0 |a Xin Zhang  |e author 
700 1 0 |a Xing Liu  |e author 
700 1 0 |a Xue Gao  |e author 
700 1 0 |a Yong-Yi Yuan  |e author 
700 1 0 |a Pu Dai  |e author 
245 0 0 |a Addition of an affected family member to a previously ascertained autosomal recessive nonsyndromic hearing loss pedigree and systematic phenotype-genotype analysis of splice-site variants in MYO15A 
260 |b BMC,   |c 2022-11-01T00:00:00Z. 
500 |a 10.1186/s12920-022-01368-9 
500 |a 1755-8794 
520 |a Abstract Pathogenic variants in MYO15A are known to cause autosomal recessive nonsyndromic hearing loss (ARNSHL), DFNB3. We have previously reported on one ARNSHL family including two affected siblings and identified MYO15A c.5964+3G > A and c.8375 T > C (p.Val2792Ala) as the possible deafness-causing variants. Eight year follow up identified one new affected individual in this family, who also showed congenital, severe to profound sensorineural hearing loss. By whole exome sequencing, we identified a new splice-site variant c.5531+1G > C (maternal allele), in a compound heterozygote with previously identified missense variant c.8375 T > C (p.Val2792Ala) (paternal allele) in MYO15A as the disease-causing variants. The new affected individual underwent unilateral cochlear implantation at the age of 1 year, and 5 year follow-up showed satisfactory speech and language outcomes. Our results further indicate that MYO15A-associated hearing loss is good candidates for cochlear implantation, which is in accordance with previous report. In light of our findings and review of the literatures, 58 splice-site variants in MYO15A are correlated with a severe deafness phenotype, composed of 46 canonical splice-site variants and 12 non-canonical splice-site variants. 
546 |a EN 
690 |a Autosomal recessive sensorineural hearing loss 
690 |a Pathogenicity 
690 |a Splice-site variant 
690 |a MYO15A 
690 |a Internal medicine 
690 |a RC31-1245 
690 |a Genetics 
690 |a QH426-470 
655 7 |a article  |2 local 
786 0 |n BMC Medical Genomics, Vol 15, Iss 1, Pp 1-16 (2022) 
787 0 |n https://doi.org/10.1186/s12920-022-01368-9 
787 0 |n https://doaj.org/toc/1755-8794 
856 4 1 |u https://doaj.org/article/ee9185e4b81c4596b2cae7e39d7fd8bc  |z Connect to this object online.