14784
In comparison, UT-7 Epo cells expressed alpha-globin and higher levels of gamma-globin (5-fold) and beta-globin (from barely to clearly detectable).
 protein: beta-globin; protein: gamma-globin; cell line: UT-7 Epo cells
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: beta-globin, gamma-globin, UT-7 Epo cells 
Answer:
 protein: beta-globin; protein: gamma-globin; cell line: UT-7 Epo cells