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Photomicrographs of representative coronal brain sections including the SCN (A, B), PVN (B), DMH and VMH (C) of a mouse received ICV injection. The injection tract (arrow) was described in the panel (A, B). 3V, third ventricle; SCN, suprachiasmatic nucleus; PVN, paraventricular nucleus; DMH, dorsomedial hypothalamus; VMH, ventromedial hypothalamus.
