Abstract:
:Biochemical analysis of muscle in a 37-year-old man with exercise intolerance, myalgia, recurrent myoglobinuria, and retinitis pigmentosa showed phosphoglycerate kinase (PGK) deficiency. Kinetic and physical characteristics of the mutant enzyme differed from those of two previously reported cases, suggesting a distinct mutation. Southern blot analysis showed similar bands in patient and control, but Northern blot analysis of muscle mRNA showed an abnormally large message. These data demonstrate that PGK deficiency is clinically, biochemically, and genetically heterogeneous.
journal_name
Neurologyjournal_title
Neurologyauthors
Tonin P,Shanske S,Miranda AF,Brownell AK,Wyse JP,Tsujino S,DiMauro Sdoi
10.1212/wnl.43.2.387subject
Has Abstractpub_date
1993-02-01 00:00:00pages
387-91issue
2eissn
0028-3878issn
1526-632Xjournal_volume
43pub_type
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