Evolution of the Mammalian Reproductive Tract and Placentation -- Toll-Like Receptors and Pregnancy -- IL-10 and Pregnancy -- Th1/Th2 Balance of the Implantation Site in Humans -- The Regulation of Human Trophoblast Apoptosis and Survival during Pregnancy -- Macrophages and Pregnancy -- Potential Role of Glucocorticoids in the Pathophysiology of Intrauterine Growth Restriction (IUGR) -- NK Cells and Pregnancy -- The Role of Corticotropin-Releasing Hormone (CRH) on Implantation and Immunotolerance of the Fetus -- Indoleamine 2,3 Dioxygenase-Dependent T Cell Suppression and Pregnancy -- Leukemia Inhibitory Factor in Reproduction -- Characterization of Human Dendritic Cells at the Materno-Fetal Interface -- MHC Molecules of the Preimplantation Embryo and Trophoblast -- Actions of Seminal Plasma Cytokines in Priming Female Reproductive Tract Receptivity for Embryo Implantation -- B7 Family Molecules in the Placenta -- The Role of Regulatory T Cells in Materno-Fetal Tolerance -- The Eutherian Fetoembryonic Defense System Hypothesis: An Update -- The Nature and Role of the Decidual T Cells -- Trophoblast Cells as Immune Regulators -- Inherited Thrombophilias and Early Pregnancy Loss -- Bi-Directional Cell Trafficking during Pregnancy -- Term and Preterm Parturition -- Interleukin-1 and Implantation -- Immunology and Pregnancy Losses.