5570
The fact that viral or other adjunctive vectors were not required further suggests that secreted gene products may have potential therapeutic utility even when the number of successfully transfected cells remains low .
 Anatomy: cells
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: cells 
Answer:
 Anatomy: cells