11997
Activated NF-kappa B in nuclear extracts was measured by an electrophoretic mobility shift assay using 32P-labeled probe .
 DNA: 32P-labeled probe; protein: NF-kappa B
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: 32P-labeled probe, NF-kappa B 
Answer:
 DNA: 32P-labeled probe; protein: NF-kappa B