The elevation of IL-6 level at 4 weeks were detected in 8 (35%) of 23 responders and in only 2 (15%) of 13 non-responders (P = 0.21)….This study identified baseline plasma levels of IL-8 and sVCAM-1 as potential prognostic markers corresponding to favorable OS for combination therapy of PTX, RAM plus Nivo in patients with AGC. In addition, the increase in IL-6 level at 4 weeks may predict clinical benefit from the combination therapy.