DUBOVÝ, Petr, Ivana SVÍŽENSKÁ and Ilona KLUSÁKOVÁ. Computer-assisted quantitative immunohistochemistry of the extracellular matrix in the dorsal and ventral spinal roots with the use of a Lucia software. Acta histochemica. Jena: Urban&Fischer Verlag, 2002, vol. 104, No 4, p. 371-374. ISSN 0065-1281.
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Basic information
Original name Computer-assisted quantitative immunohistochemistry of the extracellular matrix in the dorsal and ventral spinal roots with the use of a Lucia software
Authors DUBOVÝ, Petr (203 Czech Republic, guarantor), Ivana SVÍŽENSKÁ (203 Czech Republic) and Ilona KLUSÁKOVÁ (203 Czech Republic).
Edition Acta histochemica, Jena, Urban&Fischer Verlag, 2002, 0065-1281.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30000 3. Medical and Health Sciences
Country of publisher Germany
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 0.867
RIV identification code RIV/00216224:14110/02:00006843
Organization unit Faculty of Medicine
UT WoS 000180301000011
Keywords in English endoneurium; extracellular; matrix; immunofluorescence; image analysis
Tags endoneurium, extracellular, Image analysis, immunofluorescence, matrix
Tags International impact, Reviewed
Changed by Changed by: prof. RNDr. Petr Dubový, CSc., učo 698. Changed: 26/6/2009 10:57.
Abstract
The endoneurial ECM is produced by Schwann cells and fibroblasts under the control of the axons. The dorsal and ventral spinal roots contain different types of axons, but no information is available about differences of their ECM content. The present paper demonstrates a comparison of immunofluorescence intensity for chondroitin sulfate proteoglycan, fibronectin, tenascin and thrombospondin in the endoneurial ECM of rat dorsal and ventral spinal roots. Sections through the dorsal and ventral roots were incubated simultaneously for indirect immunofluorescence detection of studied epitopes. The brightness of immunofluorescence staining was assessed by computer-assisted image analysis (Lucia G, Laboratory Imaging Ltd., Prague) using interactive segmentation of digitized pictures to select the areas of measurement. The results revealed quantitative differences of the endoneurial ECM content of the spinal dorsal and ventral roots probably corresponding to the presence of different types of axons. The ECM composition of the endoneurium in dorsal and ventral roots might be related to the formation of extrinsic conditions differently supporting regeneration of afferent and motor axons after their injury.
Abstract (in Czech)
Endoneuriální ECM je produkována Schwannovými buňkami a fibroblasty pod kontrolou axonů. Složení endoneuriální ECM bylo studováno kvantitativní imunohistochemii.
Links
GA309/00/0407, research and development projectName: Celulární a extracelulární prostředí pro regeneraci axonů při kořenových a distálních lezích periferních nervů
Investor: Czech Science Foundation, Cellular and extracellular environment for the axon regenaration following injury of the spinal roots and peripheral nerves
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