13104
An androgen receptor binding assay of cultured genital skin fibroblasts was negative.
 cell line: cultured genital skin fibroblasts; cell type: skin fibroblasts
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: cultured genital skin fibroblasts, skin fibroblasts 
Answer:
 cell line: cultured genital skin fibroblasts; cell type: skin fibroblasts