5614
Forced expression of SOCS-1 in a macrophage cell line , RAW264 , markedly suppressed trans-activation of an IL-4 -inducible reporter as well as IL-6- and IFN-gamma- induced reporter gene activity .
 IL-4 -inducible reporter, macrophage cell line, RAW264, SOCS-1, IL-4
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:
 IL-4 -inducible reporter, macrophage cell line, RAW264, SOCS-1, IL-4