Table 2.

Characteristics of mAbs.

Mab name	Immunogen	Epitope type	Mab type	Titers		IFA	‡SVN
				Supernatants	Ascitic fluid
15G9	R345-BSA	Linear	IgG1, Kappa	6400	409600	†+	+
12C10	R405-BSA	Linear	IgG1, Kappa	6400	819200	+	+
10D2	R465-BSA	Linear	IgG1, Kappa	800	409600	+	+

^†Positive result.

^‡Neutralization activity of the mAbs were assessed by a commercial SARS-CoV-2 surrogate virus neutralization test kit (Genscript, Nanjing, China).