Figure 4From: LH pulse frequency and the emergence and growth of ovarian antral follicular waves in the ewe during the luteal phase of the estrous cycleMean (± S.E.M.) serum FSH concentrations determined from serum samples collected every 12 min for 6 h on Day 7 (top panel), Day 9 (middle panel) and Day 11 (bottom panel) after ovulation in cyclic Western White Face ewes treated every hour for 96 h, with GnRH (200 ng; IV; open circles; n = 7) or saline (black circles; n = 6), starting on Day 7 after ovulation.Back to article page