Table 2. Effect of i/u administration of EGF antibody during term pregnancy.

Day of administration	Time of administration	Sham rats	Treated rats
d20	10 a.m.	2.0 ± 0.6	1.9 ± 0.5
	5 p.m.	2.8 ± 0.8	2.8 ± 0.4
	8 p.m.	2.4 ± 0.6	2.6 ± 0.5
d21	10 a.m.	2.6 ± 0.2	2.5 ± 0.5
	5 p.m.	1.9 ± 0.5	2.0 ± 0.6
	8 p.m.	2.1 ± 0.8	2.3 ± 0.8
d22	10 a.m.	2.8 ± 0.7	2.5 ± 0.3
	5 p.m.	1.8 ± 0.5	2.6 ± 0.6

Values are expressed as the mean variation (h) in the onset of labor compared with that of sham rats (250 μl of preimmune serum).