2187
This allowed the detection of some residual activity ( 12 % of the positive control ) when the mutant alpha - cDNA replaced its wild - type counterpart .
 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