An initial screen to identify novel ZASP interactors has been completed. Select interactions have been validated using pairwise yeast two-hybrid assays, co-immunoprecipitation, pulldown, and colocalization methods. Electroporation of cDNA into mouse skeletal muscle has been successfully accomplished, and effects of WT and mutant ZASP on mouse muscle have been analyzed. ZASP proteins have been purified and used in in vitro assays to determine their activity on select protein interactors. Transgenic mice are under development. We have enrolled 12 subjects with Duchenne muscular dystrophy (DMD) and 6 healthy volunteer boys to the DMD Imaging study (protocol ID 11-N-0261).

Project Start
Project End
Budget Start
Budget End
Support Year
1
Fiscal Year
2012
Total Cost
$281,146
Indirect Cost
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State
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Todd, Joshua J; Razaqyar, Muslima S; Witherspoon, Jessica W et al. (2018) Novel Variants in Individuals with RYR1-Related Congenital Myopathies: Genetic, Laboratory, and Clinical Findings. Front Neurol 9:118
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Mankodi, Ami; Grunseich, Christopher; Skov, Martin et al. (2015) Divalent cation-responsive myotonia and muscle paralysis in skeletal muscle sodium channelopathy. Neuromuscul Disord 25:908-12
Mankodi, Ami; Grunseich, Christopher (2015) Toe-extension myotonia in myotonic dystrophy type 1. Neurology 85:203

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