Experimental Study on Orientation of Regenerating Fibers in the Severed Peripheral Nerve

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Title ( eng )
Experimental Study on Orientation of Regenerating Fibers in the Severed Peripheral Nerve
Title ( jpn )
末梢神経損傷における再生線維の方向性に関する実験的研究
Creator
Source Title
Hiroshima Journal of Medical Sciences
Volume 32
Issue 4
Start Page 389
End Page 406
Journal Identifire
[PISSN] 0018-2052
[EISSN] 2433-7668
[NCID] AA00664312
Abstract
The objective of this study was to ascertain how the orientation of regenerating fibers of the proximal stump of severed peripheral nerves is determined at time of growth. In other words, a gap was intentionally created between the both stumps of severed peripheral nerves to determine whether regenerating fibers are guided in the direction of the distal stump or if they grow randomly. The following results were obtained.

1) Regenerating fibers sprouting from the proximal stump definitely extend in the direction of the distal stump.

2) Even when the distal stump is replaced with a nerve fragment, the regenerating fibers grow in that direction.

These results are completely different from those of Weiss and Taylor, and thus the conclusion was reached that the possibility the orientation of regenerating fibers is determined by chemotaxis cannot be ruled out.
Keywords
Regenerating nerve fibers
Orientation
Chemotaxis
Contact guidance
NDC
Medical sciences [ 490 ]
Language
eng
Resource Type departmental bulletin paper
Publisher
Hiroshima University School of Medicine
Date of Issued 1983-12
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0018-2052
[NCID] AA00664312
[PMID] 6678898