In search of the neural channel which codes real light and equivalent backgrounds.
D000818:Animals; D003623:Dark Adaptation; D004594:Electrophysiology; D005829:Geniculate Bodies / Q000502:physiology; D008027:Light; D009430:Neural Analyzers / Q000502:physiology*; D009474:Neurons / Q000502:physiology; D010775:Photic Stimulation; D010786:Photoreceptor Cells / Q000502:physiology; D011817:Rabbits; D013477:Superior Colliculi / Q000502:physiology; D014793:Visual Cortex / Q000502:physiology; D014795:Visual Pathways / Q000502:physiology*