Table 3.

Comparison of binding indices of FNV-Yale and its MO and MKB MRPR variants to MO or MKB MRPs

Virus strainBinding indexa
Virus + MS MRPVirus + MKB MRP
Parent
 FNV-Yale (pH 7.6)2.94.6
 FNV-Yale (pH 6.0)2.95.1
MKB variants
 MRPR I1.30.1
 MRPRII0.90.2
 MRPR IV0.90.1
 MRPR (pH 6.0)0.10.1
MS variants
 MRPR I0.2−0.2
 MRPRII0.50.3
  • a Log10 infectivity in buffer/infectivity in MRP supernatant (see legend to Table 1 for more details).