1918
Moreover, rapamycin, an inhibitor of pp70S6K activation , had no effect on induction of EGR-1 expression .
 pp70S6K, EGR-1
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: cell line, protein, RNA, DNA, cell type 
Text: {0} 
Answer:
 pp70S6K, EGR-1