title: Toward an understanding of the brain substrates of reward in humans.
abstract: A network of brain regions has been implicated in food-reward processing. now provide evidence that this network is differentially modulated by anticipation versus receipt of a food reward and suggest an additional effect of valence of the stimulus.
authors.affiliation: Cognitive Neurology and Alzheimer's Disease Center, Northwestern University Medical School, 320 East Superior, Searle 11-465, Chicago, IL 60611, USA.
authors.forename: Dana M
authors.initials: DM
authors.lastname: Small
mesh_terms: D000818:Animals; D001921:Brain / Q000502:physiology*; D001931:Brain Mapping; D003214:Conditioning, Classical / Q000502:physiology; D003463:Cues; D004644:Emotions / Q000502:physiology*; D005502:Food; D006801:Humans; D008279:Magnetic Resonance Imaging; D011999:Recruitment, Neurophysiological; D012054:Reinforcement, Psychology; D012201:Reward; D013649:Taste; D013997:Time Factors