Expression of KNDy in the ARC-ME of adult female rhesus macaques across the menstrual cycle. The values represent the means (±sem) of KiSS-1 (A), NKB (B), and PDYN (C) during the EF, LF, and ML phases of the cycle. No changes in the level of KNDy expression were detected. P > 0.05, ANOVA followed by Student-Newman-Keuls test.