Table 3.

Characterization of selected six neutralization mAbs (purified mAbs).

rSP specific mAbs	End point values (ELISA)	Affinity (KD)	Surrogate Virus Neutralization Test (sVNT) (% of positive control) (1 mg/mL)	PRNT (1 mg/mL)
F459G1	19.5 ng/mL	0.188	96.1%	PRNT50≥640; PRNT90 = 320
F461G8	156 ng/mL	8.06	96%	PRNT50 = 320; PRNT90 = 80
F461G11	156 ng/mL	9.66	96.2%	PRNT50≥640; PRNT90 = 320
F461G14	4.9 ng/mL	0.353	96%	PRNT50≥640; PRNT90 = 320
F461G15	4.9 ng/mL	0.212	96%	PRNT50≥640; PRNT90 = 320
F461G16	3.1 ng/mL	0.177	96.2%	PRNT50≥640; PRNT90 = 160

rSP: recombinant spike protein.