3231
The different patterns of p50 , p52 and RelB protein nuclear localization may provide insight into their different roles during the immune response in vivo .
 protein: p52; protein: RelB; protein: p50
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: p52, RelB, p50 
Answer:
 protein: p52; protein: RelB; protein: p50