
Neuropeptide Y-deficient mice show altered circadian response to simulated natural photoperiod
Keywords: NPY, Neuropeptide Y; LD, light–dark; SCN, Suprachiasmatic nucleus; RHT, retino-hypothalamic tract; GHT, geniculohypothalamic tract; IGL, intergeniculate leafletNeuropeptide Y; Photoperiod; Circadian rhythm; Intergeniculate leaflet; Entrainment