Figure 2

Plasma ghrelin and serum GH values in early (EF) and late follicular phase of the cycle (LF) in 10 normally cycling women (□) before (time 0 and 90 min) and (■) after (time 30 and 120 min) the i.v. injection of ghrelin at the dose of (a and c) 0.15 μg/kg and (b and d) 0.30 μg/kg. **P<0.001 (difference between 30 and 0 min and between 120 and 90 min).