1205
The signaling pathways involving PKC activation , calcium mobilization and ras activation combine to provide the necessary components for production of IL-2 during T cell activation .
 protein: ras; protein: PKC; protein: IL-2
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: ras, PKC, IL-2 
Answer:
 protein: ras; protein: PKC; protein: IL-2