Variation of Complement Protein Levels in Maternal Plasma and Umbilical Cord Blood during Normal Pregnancy : An Observational Study
The complement system constitutes a crucial part of the innate immunity, mediating opsonization, lysis, inflammation, and elimination of potential pathogens. In general, there is an increased activity of the complement system during pregnancy, which is essential for maintaining the host’s defense and fetal survival. Unbalanced or excessive activation of the complement system in the placenta is ass