Skip to main content

Table 1 Effect (mean ± SEM) of pre-treatment with cetrorelix on ovulation and CL development in llamas treated with GnRH or purified llama OIF (day 0 = day of treatment)

From: Cetrorelix suppresses the preovulatory LH surge and ovulation induced by ovulation-inducing factor (OIF) present in llama seminal plasma

  cetrorelix placebo
  GnRH Llama OIF GnRH Llama OIF
  (n = 7) (n = 7) (n = 7) (n = 7)
Follicle diameter at treatment (mm) 11.4 ± 0.4 11.2 ± 0.7 10.7 ± 0.4 10.9 ± 0.5
Ovulation rate (%) 0/7a (0%) 0/7a (0%) 6/7b (86%) 7/7b (100%)
1st day CL detected * ------- ------- 2.3 ± 0.3 2.4 ± 0.4
CL diameter at day 8 (mm) * ------- ------- 13.7 ± 0.5 13.2 ± 0.4
Maximum CL diameter * ------- ------- 13.7 ± 0.5 13.2 ± 0.4
Day of maximum CL diameter * ------- ------- 8.3 ± 0.6 8.4 ± 0.4
Day of onset of CL regression * ------- ------- 10.3 ± 0.6 10.4 ± 0.4
  1. a, b Proportions with different superscripts are different (P < 0.001)
  2. * CL data was collected in 6 and 7 ovulated females in the placebo+GnRH and placebo+OIF treated group respectively.