作者: Gert Van Goethem , Bart Dermaut , Ann Löfgren , Jean-Jacques Martin , Christine Van Broeckhoven
DOI: 10.1038/90034
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摘要: Progressive external ophthalmoplegias (PEO) characterized by accumulation of large-scale mitochondrial DNA (mtDNA) deletions are rare human diseases. We mapped a new locus for dominant PEO at 15q22-q26 in Belgian pedigree and identified heterozygous mutation (Y955C) the polymerase motif B mtDNA gamma (POLG). three additional POLG missense mutations compatible with recessive In two nuclear families. is only responsible replication.