230
Inhibition of endogenous NO production by L-N-monomethyl-arginine also induced the expression of VCAM-1 , but did not augment cytokine-induced VCAM-1 expression .
 VCAM-1, VCAM-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:
 VCAM-1, VCAM-1