UCSD Biochemical Genetics

A Program in the Division of Genetics, Department of Pediatrics, University of California San Diego
 
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Test: Mitochondrial DNA, Southern Blot
Comments:Mutations in mitochondrial DNA give rise to various syndromes including lactic acidemia and encephalomyopathy, with maternal inheritance and remarkable variation in penetrance and expressivity. We perform a Southern blot analysis to detect deletions, duplications and rearrangements in the mitochondrial genome. Our Southern blot methodology, using two restriction enzymes, achieves higher resolution than other methods.
Specimen type:Blood, Muscle
Sample Requirements:Blood, 5-9 mL (in purple (EDTA), or yellow-top (ACD) tube). Blood must be kept in sealed original tubes at room temperature (NOT FROZEN) and sent at room temperature by overnight carrier. Muscle, 0.1-0.25 gram fresh frozen, sent frozen on dry ice by overnight carrier.
Turnaround time:4-6 weeks.

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