Article
Mitochondrial disorders: genetics, counseling, prenatal diagnosis and reproductive options.
American journal of medical genetics - 1 Jan 2001
Thorburn D R, Dahl H H
Abstract excerpt
Most patients with mitochondrial disorders are diagnosed by finding a respiratory chain enzyme defect or a mutation in the mitochondrial DNA (mtDNA). The provision of accurate genetic counseling and reproductive options to these families is complicated by the unique genetic features of mtDNA that distinguish it from Mendelian genetics. These include maternal inheritance, heteroplasmy, the threshold effect, the...
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