Representative photomicrograph illustrates, at low magnification (2.5×) and anterior–posterior level of bregma −3.12 (Paxinos and Watson, 2005), the LH area and MCH-labeled neurons within it (outlined by dotted line) that were examined in this study. PeF, Perifornical hypothalamus; F, fornix; V, ventricle; DMH, dorsomedial hypothalamus; VMH, ventromedial hypothalamus.