Kisspeptin, a neuropeptide encoded by the Kiss1 gene, is a potent secretagogue for gonadotropin-releasing hor- mone (GnRH) in mammals and may be a critical component of reproductive roles based on human and experimental animal data (Seminara and Crowley, 2008; Lehman et al.,
2010; Wahab et al., 2011; Chan et al., 2012). Kisspeptins