Assertion: catechin's expression | /r/HasProperty | downregulated
Facets:
value: by scavenging nitric oxide
type: MANNER
Source sentences:
text: EGCG inhibits the transmission of NF-B and AP-1 that the expression of iNOS and COX-2 is downregulated mainly by scavenging nitric oxide, peroxynitrite, and other ROS/RNS and the production of inflammatory factors is reduced.