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Darcq, Emmanuel; Koebel, Pascale; Del Boca, Carolina; Pannetier, Solange; Kirstetter, Anne-Sophie; Garnier, Jean-Marie; Hanauer, Andre; Befort, Katia; Kieffer, Brigitte L. – Learning & Memory, 2011
RSK2 is a Ser/Thr kinase acting in the Ras/MAPK pathway. "Rsk2" gene deficiency leads to the Coffin-Lowry Syndrome, notably characterized by cognitive deficits. We found that "mrsk2" knockout mice are unable to associate an aversive stimulus with context in a lithium-induced conditioned place aversion task requiring both high-order cognition and…
Descriptors: Brain, Cognitive Processes, Brain Hemisphere Functions, Animals
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Beckel-Mitchener, Andrea; Greenough, William T. – Mental Retardation and Developmental Disabilities Research Reviews, 2004
Fragile X syndrome (FXS) is characterized by a pattern of morphological, functional, and molecular characteristics with, in at least some cases, apparent relationships among phenotypic features at different levels. Gross morphology differences in the sizes of some human brain regions are accompanied by fine structural alterations in the shapes and…
Descriptors: Brain, Cognitive Processes, Molecular Structure, Genetic Disorders