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. 2001 Jan;75(2):645–653. doi: 10.1128/JVI.75.2.645-653.2001

TABLE 2.

Neutralization of laboratory-adapted isolatesa

Animal no. Immunogen Concn of rabbit IgG required (μg/ml)
NL4-3
MN (50%)
50% 90% 95%
2219 gp120 755 >1,000 >1,000 >1,000
2220 43 >1,000 >1,000 >1,000
2221 107 >1,000 >1,000 >1,000
2164 gp140 <15.6 161 579 850
2165 <15.6 <15.6 401 262
2166 <15.6 293 571 <200
a

Concentration of rabbit IgG required to neutralize 50, 90, and 95% of virus.