13640
In contrast, a dominant negative mutant of IKK2 inhibited LPS induction of kappaB -dependent transcription in a dose-dependent manner .
 protein: kappaB; protein: IKK2
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: kappaB, IKK2 
Answer:
 protein: kappaB; protein: IKK2