10597
IFN-gamma triggers a well-defined signal transduction pathway, which although not directly stimulated by monocyte adherence to fibronectin or arginine-glycine-aspartate (RGD)-coated substrata , was enhanced significantly in these matrix-adherent cells .
 arginine-glycine-aspartate (RGD)-coated substrata, matrix-adherent cells, fibronectin, IFN-gamma
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:
 arginine-glycine-aspartate (RGD)-coated substrata, matrix-adherent cells, fibronectin, IFN-gamma