11986
Interestingly, gene disruption of either IL-7 or the IL-7 receptor (IL-7R) alpha subunit in mice leads to immunological defects that are similar to human X-SCID .
 protein: IL-7 receptor (IL-7R) alpha subunit; protein: IL-7
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: IL-7 receptor (IL-7R) alpha subunit, IL-7 
Answer:
 protein: IL-7 receptor (IL-7R) alpha subunit; protein: IL-7