4634
Patient 2774 was a 38 - year - old heterozygote , and her normal tissue carried both mutant and wild - type alleles of the human MSH2 gene .
 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