Fig. 4From: Substance P enhances lactic acid and tyramine production in Enterococcus faecalis V583 and promotes its cytotoxic effect on intestinal Caco-2/TC7 cells a Acid lactic and b tyramine production by E. faecalis V583 exposed to SP. Black untreated bacteria, grey E. faecalis V583 exposed to 10−6 M SP, **P < 0.01 versus untreated bacteria. Results are the mean ± SEM of at least three independent experimentsBack to article page