Figure 4.

Plasma interleukin-6 levels in pancreatic ductal adenocarcinoma patients receiving chemoimmunotherapy. A: Plasma interleukin (IL)-6 levels in 6 patients during treatment; B: Comparison of plasma IL-6 levels prior to treatment between super-responders [overall survival (OS) ≥ 1 year] and nonsuper-responders (OS < 1 year); C: Comparison of plasma IL-6 levels in super-responders prior to treatment and post-vaccination; D: Comparison of plasma IL-6 levels after 5 vaccinations between nonsuper-responders and super-responders after 5, 10, 15, 20, and 25 vaccinations. The values are expressed as mean ± SD. ^aP < 0.05.