4233
In lymphoblastoid cell lines from juvenile - onset heterozygote HD cases , both normal and mutant huntingtin are expressed , and increasing repeat expansion leads to lower levels of the mutant protein .
 Disease: HD
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: HD 
Answer:
 Disease: HD