5012
The ERG of the mdx mouse may be spared for several reasons , including milder effects of the mouse gene defect , differences in muscle and retinal gene product , or species differences in the biochemical role of dystrophin .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities:  
Answer:
 None