Umbilical artery (fetal) blood was collected at G145 (n=2–4/group). Blood gasses, hematocrit, BUN, lactate, and glucose were measured. Maternal glucose concentrations were collected and measured the day prior to Cesarean surgery prior to fasting. Results were analysed by two-way ANOVA. Main effects and measure of significance shown by p value. Males are represented as triangles, females as circles. Means −/+ SD are shown. Chow diet (CD, white bars) or Western style diet (WSD, grey bars)