13878
The only exception was hydrogen peroxide at 20 microM, which did not induce catalase activity .
 protein: catalase
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
 Entities: catalase 
Answer:
 protein: catalase