1597
Since Duchenne muscular dystrophy was attributed to mutations in the dystrophin gene , more than 30 genes have been found to be causally related with muscular dystrophies , about half of them encoding proteins of the dystrophin - glycoprotein complex ( DGC ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
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