Table 2.

Differences in protein concentrations between African American (AA) and Causcasian (C) women.^*

Culture media analysis: analyte	Unstimulated control membranes	Endotoxin stimulated membranes
IL-1β	No difference	Higher concentration in AA
IL-6	No difference	Higher concentration in C
IL-8	No difference	Higher concentration in C
TNF-α	No difference	Higher concentration in C
MMP9	No difference	Higher concentration in AA
CRH	No difference	Measurable only in AA
PGE2	No difference	Higher concentration in AA

^*From fetal membranes derived at term from women not in labor undergoing elective repeat Cesarean.