7825
Furthermore, CD40 ligation of a HLA-A2+, MelanA/MART1+ MM cell line enhanced its susceptibility to specific lysis by a HLA-A2-restricted, MelanA/MART-1-specific CTL clone .
 protein: CD40; cell line: HLA-A2+, MelanA/MART1+ MM cell line; cell line: HLA-A2-restricted, MelanA/MART-1-specific CTL clone
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: CD40, HLA-A2+, MelanA/MART1+ MM cell line, HLA-A2-restricted, MelanA/MART-1-specific CTL clone 
Answer:
 protein: CD40; cell line: HLA-A2+, MelanA/MART1+ MM cell line; cell line: HLA-A2-restricted, MelanA/MART-1-specific CTL clone