available foCru trrreeantmtlye,n tt hoef rteh isis i nnfoe cstipoeucsi fdiics eaanstei-viral drug [6,7]. b yT he mechanism underlying disease pathologies induced of CHIKV infection is still unknown. Since the discovery epiCdHemIKiVol,o mgyo satn rde pvoirrutss ogne nCoHtyIpKiVn gi.n fection were about the reports on immune responses and paTthhoegreen weseirse inondluyc ead f ebwy tchoiusl dv ibrue st.h eIt rheasus ltb eofe nh ossut gingeflsatmedm tahtoarty p reersspisotnesnet. arthralgia interleukin Increased correlate with(I dLi)s-e1a sael psehvae raitnyd IL-6 have been shown to [8]. We have previously shown that IL-18 was increased in CHIKV infected patients[9].
IL-18 is an interferon (IFN) gamma inducing cytokine. IL-
1p8a tcieonutlsd. be induced in order to enhance Th1 response in binding pMrootereino ver, we have shown that the level of IL-18 also increased in(I L-18BP), a natural regulator of IL-18, was in response to CHIKF patients. IFN gamma is produced gamma. IL-18, whereas IL-18BP is induced by IFN IFN gamma provides the negative feedback for IL-
1o8f suppression by inducing IL-18BP production. Imbalance IL-18 and IL-18BP production could be the underlying