Kirby, D R Inhibition of egg implantation and induction of abortion in mice by heterologous immune serum. [electronic resource] - Nature Dec 1967 - 1220-1 p. digital Publication Type: Journal Article ISSN: 0028-0836 Standard No.: 10.1038/2161220a0 doi Subjects--Topical Terms: Abortion, SpontaneousAnimalsEmbryo Implantation--drug effectsFemaleImmune Sera--pharmacologyImmunosuppressive AgentsMicePregnancyRabbitsThymus Gland