Figure 2

Effects of Prostaglandin F-2α (PgF2α) on human umbilical artery tone. Representative recordings demonstrating the vascular response elicited by cumulative additions of PgF2α [1 nmol – 10 μmol] at 20 minute intervals in an umbilical artery preparation from a woman of normal BMI (A), and that observed in an umbilical artery from an obese woman (B).