EC50 and LOD values of Abs that were determined from the titration curves of FCM. n.d. means not detected.

Strain	Antibody	EC50 (CFU)				LOD (CFU)
		1st trial	2nd trial	3rd trial	Average
WKZ-1	Commercial Ab	1.45 × 105	1.51 × 105	1.60 × 105	1.52 ± 0.08 × 105	1.59 × 104
	rAb (HEK293)	1.01 × 105	1.06 × 105	1.10 × 105	1.06 ± 0.05 × 105	5.17 × 103
WKZ-2	Commercial Ab	1.79 × 105	1.71 × 105	1.77 × 105	1.76 ± 0.04 × 105	9.65 × 103
	rAb (HEK293)	2.73 × 105	2.55 × 105	2.66 × 105	2.65 ± 0.09 × 105	2.73 × 103
UCBPP PA14	Commercial Ab	6.30 × 105	4.43 × 105	4.61 × 105	5.12 ± 1.03 × 105	6.61 × 104
	rAb (HEK293)	2.06 × 106	n.d.	n.d.	n.d.	n.d.
	rAb (E. coli)	2.26 × 106	9.73 × 105	1.65 × 106	1.63 ± 0.64 × 106	3.16 × 105
ATCC 27853	Commercial Ab	1.49 × 106	1.40 × 106	n.d.	n.d.	1.41 × 105
	rAb (HEK239)	1.97 × 106	n.d.	n.d.	n.d.	n.d.
	rAb (E. coli)	4.81 × 106	4.07 × 106	7.28 × 105	3.20 ± 2.18 × 106	1.37 × 105
ATCC BAA-2108	Commercial Ab	8.69 × 105	2.17 × 106	1.25 × 106	1.43 ± 0.67 × 106	5.16 × 104
	rAb (HEK293)	4.25 × 106	n.d.	2.24 × 106	n.d.	8.48 × 104
	rAb (E. coli)	n.d.	5.13 × 106	5.13 × 106	n.d.	n.d.