404
In order to investigate the role of CAG expansion in the pathogenesis of HD , we have produced transgenic mice containing the full length human HD cDNA with 44 CAG repeats .
 Disease: HD; Disease: HD
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
Answer:
 Disease: HD; Disease: HD