Fig. 1From: Interleukin-9 promotes cell survival and drug resistance in diffuse large B-cell lymphomaSerum levels of IL-9 were higher in DLBCL patients (1.43 ± 0.64 pg/ml) than healthy controls (0.82 ± 0.15 pg/mL). If IL-9 concentration ≥1 pg/ml was defined as positive expression, Fisher’s exact test revealed significant differences between the two groups (p = 0.003)Back to article page