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. 2012 Nov 30;7(11):e51125. doi: 10.1371/journal.pone.0051125

Table 1. Effects of active immunization against hCG on fertility.

Groups n Number pregnant Litter size
TG 7 0 0
WT 7 7 56
Immunized TG 7 5 45
Control TG 7 1 3
Immunized WT 7 7 56
Control WT 7 7 58

Female mice (non-immunized (“TG and WT”), immunized with hCG + IFA (“Immunized TG” and “Immunized WT”) or immunized with IFA (“Control TG” and “Control WT”)) were mated with WT FVB/N males. Incidence of pregnancy and litter size was recorded.