pregnancy was blocked by anti-progesterone monoclonal antibody in two inbred ( balb/cj , cba/ca ) but to a lesser degree in an f1 hybrid ( cba/ca male x balb/cj female ) or an outbred ( tuck 's no . 1 ) stock of mice when antibody was injected intraperitoneally ( i.p . ) at 32 h post coitum ( p.c . ) using a dosage of 9.5-10.9 nmol .
C0032961
pregnancy
C0033308
progesterone