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. 2002 Mar;76(5):2279–2286. doi: 10.1128/jvi.76.5.2279-2286.2002

TABLE 2.

Presence or absence of serum inactivating factor (LVIF) in individual mice of a single litter of the NNC cross

Mouse Sex RT activity (cpm), virus + serum (1:10) Surviving fraction (%) LVIF
H2-1 F 18,694 97.4
H2-2 F 3,214 11.5 +
H2-3 M 19,447 101.7
H2-4 M 3,387 14.7 +
H2-5 M 18,585 90.5
H2-6 M 20,524 105.2
No serum 19,262