1760
This inhibitory effect was limited to the first 2 h after mitogenic activation , localizing the time-frame of action of cysteamine to within the commitment period .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 None