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.