5998
ODN - induced SL release was suppressed by treatment with the phospholipase C ( PLC ) inhibitor U - 73122 but not with the protein kinase A ( PKA ) inhibitor H - 89 .
 U - 73122, H - 89
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 U - 73122, H - 89