EMOTION AND THE BRAIN 181 of Phy LeDouxJE Cicchetti P.Xagoraris A.Roman Kandcl ER 1997 Gcncs.synar earcodionng Nerse10:62 ton J.1979.Amygdala central nucleus LeDoux JE,Farb CF.Ruggicro DA.1990 2311090g e amyg uncon fear.J.Neurosci.8:2517-29 ior mediated by 3 ion of con Kotter R.Mever N.1992.The limbic system: arCeyof5pialfoundationBeham. Krettek JE,Price JL1978.A description of Lewis M.Haviland J,eds.1992.Handbook of omplex in the rat an JE 1995.NMDA KS.Gatenby JC.Gore JC.LeDoux JE and the e me G brain Res. 10587 10 incuond-n M时 ergent but temporally sepa te t LaBar KS. cer DD Phelps eurons from the a EA.95.Impaired fear conditionng fol- aptic extr athw LeDoux JE.1987. notion.In Handbook of Livingston K Plum.Pp.60 Bethesda.MD:Am Emotion and Lynch G,ed.198 Amygdala Mac 1949 n1992.pp.339-51 nd the EMOTION AND THE BRAIN 181 Handbook of Physiology: Neurophysiology II, ed. J Field, HJ Magoun, VE Hall, pp. 1345–72. Washington, DC: Am. Physiol. Soc. Kandel ER. 1997. Genes, synapses, and longterm memory. J. Cell Physiol. 173:124–25 Kapp BS, Frysinger RC, Gallagher M, Haselton J. 1979. Amygdala central nucleus lesions: effect on heart rate conditioning in the rabbit. Physiol. Behav. 23:1109–17 Kapp BS, Whalen PJ, Supple WF, Pascoe JP. 1992. Amygdaloid contributions to conditioned arousal and sensory information processing. See Aggleton 1992, pp. 229–54 Kihlstrom JF. 1987. The cognitive unconscious. Science 237:1445–52 Killcross S, Robbins TW, Everitt BJ. 1997. Different types of fear-conditioned behavior mediated by separate nuclei within amygdala. Nature 388:377–80 Kim JJ, Fanselow MS. 1992. Modality-specific retrograde amnesia of fear. Science 256: 675–77 Kotter R, Meyer N. 1992. The limbic system: a review of its empirical foundation. Behav. Brain Res. 52:105–27 Krettek JE, Price JL. 1978. A description of the amygdaloid complex in the rat and cat with observations on intra-amygdaloid axonal connections. J. Comp. Neurol. 178:255–80 LaBar KS, Gatenby JC, Gore JC, LeDoux JE, Phelps EA. 1998. Human amygdala activation during conditioned fear acquisition and extinction: a mixed-trial fMRI study. Neuron 20:937–45 LaBar KS, LeDoux JE, Spencer DD, Phelps EA. 1995. Impaired fear conditioning following unilateral temporal lobectomy in humans. J. Neurosci. 15:6846–55 LeDoux JE. 1987. Emotion. In Handbook of Physiology. 1: The Nervous System, ed. F Plum, pp. 419–60. Bethesda, MD: Am. Physiol. Soc. LeDoux JE. 1991. Emotion and the limbic system concept. Concepts Neurosci. 2:169–99 LeDoux JE. 1992. Emotion and the Amygdala. See Aggleton 1992, pp. 339–51 LeDoux JE, ed. 1996. The Emotional Brain. New York: Simon & Schuster LeDoux JE, Cicchetti P, Xagoraris A, Romanski L-M. 1990a. The lateral amygdaloid nucleus: Sensory interface of the amygdala in fear conditioning. J. Neurosci. 10:1062– 69 LeDoux JE, Farb CF, Ruggiero DA. 1990b. Topographic organization of neurons in the acoustic thalamus that project to the amygdala. J. Neurosci. 10:1043–54 LeDoux JE, Iwata J, Cicchetti P, Reis DJ. 1988. Different projections of the central amygdaloid nucleus mediate autonomic and behavioral correlates of conditioned fear. J. Neurosci. 8:2517–29 LeDoux JE, Ruggiero DA, Forest R, Stornetta R, Reis DJ. 1987. Topographic organization of convergent projections to the thalamus from the inferior colliculus and spinal cord in the rat. J. Comp. Neurol. 264:123– 46 Lee H, Kim JJ. 1998. Amygdalar NMDA receptors are critical for new fear learning in previously fear-conditioned rats. J. Neurosci. 18:8444–54 Lewis M, Haviland J, eds. 1992. Handbook of Emotions. New York: Guilford Li X, Phillips RG, LeDoux JE. 1995. NMDA and non-NMDA receptors contribute to synaptic transmission between the medial geniculate body and the lateral nucleus of the amygdala. Exp. Brain Res. 105:87–100 Li XF, Stutzmann GE, LeDoux JL. 1996. Convergent but temporally separated inputs to lateral amygdala neurons from the auditory thalamus and auditory cortex use different postsynaptic receptors: in vivo intracellular and extracellular recordings in fear conditioning pathways. Learn. Mem. 3:229–42 Livingston KE, Escobar A. 1971. Anatomical bias of the limbic system concept. Arch. Neurol. 24:17–21 Lynch G, ed. 1986. Synapses, Circuits, and the Beginnings of Memory. Cambridge, MA: MIT Press MacLean PD. 1949. Psychosomatic disease and the “visceral brain”: recent develop-