Figure 4

[A] During pregnancy in ewes the increases in placental length and weight precede the period of rapid growth of the fetus during gestation because the placenta must be established to transport nutrients and gases to the conceptus to ensure it growth and survival. [B] The comparison of total amounts of glucose and fructose in allantoic fluid (ALF) fluid suggest that fructose is a major substrate for metabolism via the pentose phosphate pathway, hexosamine pathway and glycolytic pathways.