11872
Western blot analysis of the NF-kappaB inhibitory subunits ( IkappaB ) demonstrated that both IkappaB -alpha proteolysis and p105 processing were induced by the treatment.
 protein: IkappaB; protein: NF-kappaB; protein: NF-kappaB inhibitory subunits; protein: IkappaB; protein: p105
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: IkappaB, NF-kappaB, NF-kappaB inhibitory subunits, IkappaB, p105 
Answer:
 protein: IkappaB; protein: NF-kappaB; protein: NF-kappaB inhibitory subunits; protein: IkappaB; protein: p105