7514
Essential role of alveolar macrophages in intrapulmonary activation of NF-kappaB .
 cell type: alveolar macrophages; protein: NF-kappaB
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: alveolar macrophages, NF-kappaB 
Answer:
 cell type: alveolar macrophages; protein: NF-kappaB