Fig. 4From: An in vitro study elucidating the synergistic effects of aqueous cinnamon extract and an anti-TNF-α biotherapeutic: implications for a complementary and alternative therapy for non-respondersSynergy experiments with trans-cinnamaldehyde (TCA) at 15 min preincubation in the L929 (A) and U937 (B) cell lines. Dose-dependent synergy was observed with TCA. The p-values for TCA’s effect in the L929 (Table 6) and U937 cell lines (Table 7) have been summarizedBack to article page