Literature DB >> 16465491

Cellular composition of the piriform cortex of the rat brain in experimental epilepsy.

T Bolkvadze1, N D Dzhaparidze, M G Zhvaniya, N T Kotariya, A Sh Tsitsishvili.   

Abstract

The cellular composition of all layers of the anterior, central, and posterior parts of the piriform cortex of the rat brain was studied two weeks and one month after specific electrical stimulation (kindling) of the ventral hippocampus. Stereomicroscopic analysis at both two weeks and one month after kindling showed significant decreases in the numbers of pyramidal cells and interneurons in all layers of all parts of the piriform cortex. At two weeks, the numbers of pyramidal cells and interneurons in the central part of the piriform cortex also decreased in rats in which electrodes were inserted into the ventral hippocampus but without stimulation. These results, along with published data, led to a series of suggestions regarding the involvement of the piriform cortex in epileptogenesis.

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Year:  2006        PMID: 16465491     DOI: 10.1007/s11055-006-0010-3

Source DB:  PubMed          Journal:  Neurosci Behav Physiol        ISSN: 0097-0549


  13 in total

1.  Unbiased stereological estimation of the total number of neurons in thesubdivisions of the rat hippocampus using the optical fractionator.

Authors:  M J West; L Slomianka; H J Gundersen
Journal:  Anat Rec       Date:  1991-12

2.  Intrinsic association fiber system of the piriform cortex: a quantitative study based on a cholera toxin B subunit tracing in the rat.

Authors:  F Datiche; P Litaudon; M Cattarelli
Journal:  J Comp Neurol       Date:  1996-12-09       Impact factor: 3.215

Review 3.  The role of the piriform cortex in kindling.

Authors:  W Löscher; U Ebert
Journal:  Prog Neurobiol       Date:  1996-12       Impact factor: 11.685

4.  Catecholamine innervation of the piriform cortex: a tracing and immunohistochemical study in the rat.

Authors:  F Datiche; M Cattarelli
Journal:  Brain Res       Date:  1996-02-26       Impact factor: 3.252

5.  High susceptibility of the anterior and posterior piriform cortex to induction of convulsions by bicuculline.

Authors:  U Ebert; P Wlaź; W Löscher
Journal:  Eur J Neurosci       Date:  2000-12       Impact factor: 3.386

6.  A new subdivision of anterior piriform cortex and associated deep nucleus with novel features of interest for olfaction and epilepsy.

Authors:  J J Ekstrand; M E Domroese; D M Johnson; S L Feig; S M Knodel; M Behan; L B Haberly
Journal:  J Comp Neurol       Date:  2001-06-04       Impact factor: 3.215

7.  Modular representations of odorants in the glomerular layer of the rat olfactory bulb and the effects of stimulus concentration.

Authors:  B A Johnson; M Leon
Journal:  J Comp Neurol       Date:  2000-07-10       Impact factor: 3.215

8.  Effect of depth electrode implantation with or without subsequent kindling on GABA turnover in various rat brain regions.

Authors:  W Löscher; D Hönack; M Gramer
Journal:  Epilepsy Res       Date:  1999-11       Impact factor: 3.045

9.  Secondary generalization of hippocampal kindled seizures in rats: examining the role of the piriform cortex.

Authors:  Mary Ellen Kelly; William A Staines; Dan C McIntyre
Journal:  Brain Res       Date:  2002-12-06       Impact factor: 3.252

10.  Amygdala-kindling induces a lasting reduction of GABA-immunoreactive neurons in a discrete area of the ipsilateral piriform cortex.

Authors:  H Lehmann; U Ebert; W Löscher
Journal:  Synapse       Date:  1998-08       Impact factor: 2.562

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  1 in total

Review 1.  The piriform cortex and human focal epilepsy.

Authors:  David N Vaughan; Graeme D Jackson
Journal:  Front Neurol       Date:  2014-12-08       Impact factor: 4.003

  1 in total

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