Relationship between inhibition of triptolide on TNF-α production from peripheral blood mononuclear cells in healthy humans and TNF-α gene polymorphism The Effect of Sinomenine on Cyclooxygenase Activity and the Expression of COX-1 and COX-2 mRNA in Human Peripheral Monocytes Induced Expression and Real-time PCR Detection of IFN-γ from PBMC in Red Jungle Fowl