14723
In contrast, protease treatment and analysis of SJO extracts showed no detectable levels of the band 1pk activity .
 cell line: SJO
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: SJO 
Answer:
 cell line: SJO