Table 1.

Effect of the selected SMs on the AI-2 activity of different APEC serotypes.

	% Inhibtion
Serotypes	C1	C2	C3	C4	C5	C6	C7	C8	C9	C10	Sources
O78	84	92	78	75	83	92	94	98	79	84	[62]
O2	94	96	54	76	89	93	83	94	51	89	[63]
O1	76	64	65	63	46	93	47	41	19	64	[4]
O8	20	20	39	0	18	79	2	18	20	0	[63]
O15	13	27	0	46	45	97	36	25	0	22	[63]
O18	37	43	8	54	61	95	48	54	14	35	[63]
O35	48	55	37	60	68	96	62	57	36	47	[63]
O109	65	57	0	67	69	60	67	75	66	57	[63]
O115	64	52	35	58	63	99	45	44	44	78	[63]

Inhibition of AI-2 activity was calculated by comparing bioluminescence inhibition from SM treated APEC O78 culture with that of the DMSO treated control