Effect of the environment on the dendritic morphology of the rat auditory cortex
Bose M, Muñoz‐llancao P, Roychowdhury S, Nichols J, Jakkamsetti V, Porter B, Byrapureddy R, Salgado H, Kilgard M, Aboitiz F, Dagnino‐Subiabre A, Atzori M. Effect of the environment on the dendritic morphology of the rat auditory cortex. Synapse 2009, 64: 97-110. PMID: 19771593, PMCID: PMC2830877, DOI: 10.1002/syn.20710.Peer-Reviewed Original ResearchConceptsApical dendritic lengthBasal dendritic lengthApical dendritesDendritic lengthAuditory cortexSpine densityBasal dendritesShorter apical dendritesGolgi-Cox staining techniqueLayer-specific patternRat auditory cortexShort basal dendritesPrimary auditory cortexSensory deafnessInduce similar changesInfragranular neuronsLayer 2/3Neocortical plasticityExcitatory synapsesSholl analysisEnvironmental enrichmentStressed animalsGolgi-CoxStress-induced changesEnvironmental manipulationsChronic stress induces dendritic atrophy in the rat medial geniculate nucleus: Effects on auditory conditioning
Dagnino-Subiabre A, Muñoz-Llancao P, Terreros G, Wyneken U, Díaz-Véliz G, Porter B, Kilgard M, Atzori M, Aboitiz F. Chronic stress induces dendritic atrophy in the rat medial geniculate nucleus: Effects on auditory conditioning. Behavioural Brain Research 2009, 203: 88-96. PMID: 19397934, DOI: 10.1016/j.bbr.2009.04.024.Peer-Reviewed Original ResearchMeSH KeywordsAcoustic StimulationAnimalsAuditory PerceptionConditioning, ClassicalDendritesEscape ReactionFearFreezing Reaction, CatalepticGeniculate BodiesMaleNeuronsPhotic StimulationPosterior Thalamic NucleiRandom AllocationRatsRats, Sprague-DawleyReflex, StartleRestraint, PhysicalStress, PsychologicalVisual PerceptionConceptsMedial geniculate nucleusPosterior thalamic nucleusDendritic atrophyUnconditioned fearFear conditioningChronic stressStressed animalsAuditory conditioned stimulusAuditory fear conditioningAvoidance conditioned responseChronic restraint stressCued fear conditioningGeniculate nucleusSprague-Dawley ratsVisual fear conditioningFear conditioning protocolRestraint stressInferior colliculusThalamic nucleiConditioned stimulusConditioning trialsConditioned responseConditioning protocolUnconditioned responseAtrophy