10910
This has led to the suggestion that a surrogate gamma'-chain , which can interact with the IL-4R alpha chain to mediate signaling, is expressed on cells lacking gamma(c) .
 protein: gamma(c); protein: surrogate gamma'-chain; protein: IL-4R alpha chain
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: gamma(c), surrogate gamma'-chain, IL-4R alpha chain 
Answer:
 protein: gamma(c); protein: surrogate gamma'-chain; protein: IL-4R alpha chain