10860
These results suggest that homodimerization of the IL-4Ralpha chain is sufficient to transduce Jak1 -dependent intracellular signals that lead to IgE isotype switching .
 protein: Jak1; protein: IgE isotype; protein: IL-4Ralpha chain; protein: IL-4Ralpha
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: Jak1, IgE isotype, IL-4Ralpha chain, IL-4Ralpha 
Answer:
 protein: Jak1; protein: IgE isotype; protein: IL-4Ralpha chain; protein: IL-4Ralpha