Figure 3.
Acute changes in serum reproductive hormones in healthy women receiving twice-daily injections of saline or kisspeptin-54. A–C, Acute increases in serum LH after sc bolus injection of saline or kisspeptin-54 (KP54) at time 0 on menstrual days 7 (A), 11 (B), and 14 (C) of the study protocol. All subjects underwent treatment during menstrual days 7 and 14 with twice-daily sc bolus of saline or kisspeptin-54 injections. D, Summary bar graph comparing mean area under curve (AUC) LH increase after saline or kisspeptin-54 on days 7, 11, and 14 of the study protocol. Data are presented as mean ± SEM. *, P < .05; **, P < .01.