Figure 3From: Cetrorelix suppresses the preovulatory LH surge and ovulation induced by ovulation-inducing factor (OIF) present in llama seminal plasmaEffect of pre-treatment with cetrorelix on plasma progesterone concentration in llamas treated with GnRH or llama OIF. abc On a given day, values with no common superscript are different (P < 0.01).Back to article page