Fig. 4From: The effect of seminal plasma β-NGF on follicular fluid hormone concentration and gene expression of steroidogenic enzymes in llama granulosa cellsRelative mRNA abundance (mean ± SEM, n = 8/per treatment) of the angiogenic factor VEGF in llama preovulatory granulosa cells at 10 and 20 h after natural mating or treatment with GnRH, β-NGF purified from llama seminal plasma or phosphate buffer saline (control group). Different superscripts, a, b, c, indicate significant differences between control and the remaining groups (P < 0.01)Back to article page