4672
The murine homologues of the Huntington disease gene ( Hdh ) and the alpha - adducin gene ( Add1 ) map to mouse chromosome 5 within a region of conserved synteny with human chromosome 4p16 . 3 .
 Disease: Huntington disease
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: Huntington disease 
Answer:
 Disease: Huntington disease