Utility of whole-exome sequencing in detecting novel compound heterozygous mutations in COL7A1 among families with severe recessive dystrophic epidermolysis bullosa in India—implications for diagnosis, prognosis, and prenatal testing

2018 ◽  
Vol 79 (3) ◽  
pp. AB310
2017 ◽  
Vol 60 (12) ◽  
pp. 635-638 ◽  
Author(s):  
Ryojun Takeda ◽  
Masaki Takagi ◽  
Hiroyuki Shinohara ◽  
Hiroshi Futagawa ◽  
Satoshi Narumi ◽  
...  

F1000Research ◽  
2016 ◽  
Vol 5 ◽  
pp. 900 ◽  
Author(s):  
Shamsudheen Karuthedath Vellarikkal ◽  
Rijith Jayarajan ◽  
Ankit Verma ◽  
Sreelata Nair ◽  
Rowmika Ravi ◽  
...  

Dystrophic epidermolysis bullosa simplex (DEB) is a phenotypically diverse inherited skin fragility disorder. It is majorly manifested by appearance of epidermal bullae upon friction caused either by physical or environmental trauma. The phenotypic manifestations also include appearance of milia, scarring all over the body and nail dystrophy. DEB can be inherited in a recessive or dominant form and the recessive form of DEB (RDEB) is more severe. In the present study, we identify a novel p.G2254fs mutation in COL7A1 gene causing a sporadic case of RDEB by whole exome sequencing (WES). Apart from adding a novel frameshift Collagen VII mutation to the repertoire of known mutations reported in the disease, to the best of our knowledge, this is the first report of a genetically characterized case of DEB from India.


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