Ventral hippocampal neurons project axons simultaneously to the medial prefrontal cortex and amygdala in the rat

Journal of Neurophysiology

Volumn 96, Issue 4, 2006, Pages 2134-2138

  Ishikawa, Akinori ^a   Nakamura, Shoji ^a  

^a YAMAGUCHI UNIVERSITY SCHOOL OF MEDICINE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

FLUORESCENT DYE;

AMYGDALOID NUCLEUS; ANIMAL EXPERIMENT; ANIMAL TISSUE; ANTIDROMIC STIMULATION; ARTICLE; CONTROLLED STUDY; ELECTRODE; ELECTROPHYSIOLOGY; EMOTIONALITY; EVOKED RESPONSE; HIPPOCAMPUS; MALE; NERVE CELL; NERVE CELL STIMULATION; NERVE FIBER; NONHUMAN; PREFRONTAL CORTEX; PRIORITY JOURNAL; RAT; SPATIAL MEMORY; SUBICULUM;

AMYGDALA; ANIMALS; AXONS; ELECTROPHYSIOLOGY; EMOTIONS; HIPPOCAMPUS; MALE; MEMORY; NEURAL PATHWAYS; NEURONS, AFFERENT; PREFRONTAL CORTEX; RATS;

EID: 33749524246     PISSN: 00223077     EISSN: None     Source Type: Journal    
DOI: 10.1152/jn.00069.2006     Document Type: Article

References (26)

1. Akirav I, Raizel H, and Maroun M. Enhancement of conditioned fear extinction by infusion of the GABA agonist muscimol into the rat prefrontal cortex and amygdala. Eur J Neurosci 23: 758-764, 2006.
2. Bannerman DM, Rawlins JNP, McHugh SB, Deacon RMJ, Yee BK, Bast T, Zhang W-N, Pothuizen HJ, and Feldon J. Regional dissociations within the hippocampal-memory and anxiety. Neurosci Biobehav Rev 28: 273-283, 2004.
3. Canteras NS and Swanson LW. Projections of ventral subiculum to the amygdala, septum and hypothalamus: a PHAL anterograde tract-tracing study in the rat. J Comp Neurol 324: 180-194, 1992.
4. Engel AK, Fries P, Konig P, Brecht M, and Singer W. Temporal binding, binocular rivalry, and consciousness. Conscious Cogn 8: 128-151, 1999.
5. Floresco SB, Seamans JK, and Phillips AG. Selective roles for hippocampal, prefrontal cortical, and ventral striatal circuits in radial-arm maze tasks with or without a delay. J Neurosci 17: 1880-1890, 1997.
6. Hobin JA, Ji J, and Maren S. Ventral hippocampal muscimol disrupts context-specific fear memory retrieval after extinction in rats. Hippocampus 16: 174-182, 2006.
7. Ishikawa A and Nakamura S. Convergence and interaction of hippocampal and amygdalar inputs to the medial prefrontal cortex in rats. J Neurosci 23: 9987-9995, 2003.
8. Ishikawa A and Nakamura S. Antidromic activation of rat ventral hippocampal neurons from prefrontal cortex and amygdala. Neurosci Res Suppl 50: S195, 2004.
9. Jarrard LE. On the role of the hippocampus in learning and memory in the rat. Behav Neural Biol 60: 9-26, 1993.
10. Jay TM and Witter MP. Distribution of hippocampal CA1 and subicular efferents in the prefrontal cortex of the rat studied by means of anterograde transport of Phaseolus vulgaris-leucoagglutinin. J Comp Neurol 313: 574-586, 1991.
11. Jensen O. Reading the hippocampal code by theta phase-locking. Trends Cogn Sci 9: 551-553, 2005.
12. McDonald AJ. Organization of amygdaloid projections to the mediodorsal thalamus and prefrontal cortex: a fluorescence retrograde transport study in the rat. J Comp Neurol 262: 46-58, 1987.
13. McNaughton N and Gray JA. Anxiolytic action on the behavioural inhibition system implies multiple types of arousal contribute to anxiety. J Affect Disord 61: 161-176, 2000.
14. Milad MR and Quirk GJ. Neurons in medial prefrontal cortex signal memory for fear extinction. Nature 420: 70-74, 2002.
15. Morgan MA, Romanski LM, and LeDoux JE. Extinction of emotional learning: contribution of medial prefrontal cortex. Neurosci Lett 163: 109-113, 1993.
16. Pape HC, Pare D, and Driesang RB. Two types of intrinsic oscillations in neurons of the lateral and basolateral nuclei of the amygdala. J Neurophysiol 79: 205-216, 1998.
17. Paxinos G and Watson C. The Rat Brain in Stereotaxic Coordinates. San Diego, CA: Academic Press, 1998.
18. Pitkanen A, Pikkarainen M, Nurminen N, and Ylinen A. Reciprocal connections between the amygdala and the hippocampal formation, perirhinal cortex, and postrhinal cortex in rat. A review. Ann NY Acad Sci 911: 369-391, 2000.
19. Seamans JK, Floresco SB, and Phillips AG. D1 receptor modulation of hippocampal-prefrontal cortical circuits integrating spatial memory with execute functions in the rat. J Neurosci 18: 1613-1621, 1998.
20. Seidenbecher T, Laxmi TR, Stork O, and Pape H-C. Amygdalar and hippocampal theta rhythm synchronization during fear memory retrieval. Science 301: 846-850, 2003.
21. Sesack SR, Deutch AY, Roth RH, and Bunney BS. Topographical organization of the efferent projections of the medial prefrontal cortex in the rat: an anterograde tract-tracing study with Phaseolus vulgaris leucoagglutinin. J Comp Neurol 290: 213-242, 1989.
22. Shirokawa T and Nakamura S. Antidromic activation of rat dorsomedial hypothalamic neurons from locus coeruleus and median eminence. Brain Res Bull 18: 291-295, 1987.
23. Singer W. Neuronal synchrony: a versatile code for the definition of relation? Neuron 24: 111-125, 1999.
24. Sotres-Bayon F, Bush DEA, and LeDoux JE. Emotional perseveration: an update on prefrontal-amygdala interactions in fear extinction. Learn Mem 11: 525-535, 2006.
25. Squire LR. Memory and the hippocampus: a synthesis from findings with rats, monkeys and humans. Psychol Rev 99: 195-231, 1992.
26. Trivedi MA and Coover GD. Lesions of the ventral hippocampus but not the dorsal hippocampus impair conditioned fear expression and inhibitory avoidance on the elevated T-maze. Neurobiol Learn Mem 81: 172-184, 2004.