ACTIVATION OF A SPECIFIC VESTIBULO-OLIVARY PATHWAY BY CENTRIPETAL ACCELERATION IN RAT

被引:35
作者
KAUFMAN, GD
ANDERSON, JH
BEITZ, A
机构
[1] UNIV MINNESOTA,DEPT VET BIOL,295 AS VM,1988 FITCH AVE,ST PAUL,MN 55108
[2] UNIV MINNESOTA,DEPT OTOLARYNGOL,MINNEAPOLIS,MN 55455
关键词
FOS; IMMUNOHISTOCHEMISTRY; OTOLITH INPUT; VESTIBULAR SYSTEM; HYPERGRAVITY; INFERIOR OLIVE;
D O I
10.1016/0006-8993(91)90637-B
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Unanesthetized Long-Evans (pigmented) rats were subjected to 2.0 G centripetal acceleration for 90 min. Immunohistochemical analysis, using a polyclonal antibody for Fos, revealed a distinct pattern of neuronal activation in the off-axis animals in the dorsomedial cell column (DMCC) of the inferior olivary nucleus. These results are consistent with previous anatomical evidence and indicate that the DMCC is an important component in an otolith-olivocerebellar circuit which may help to define an internal spatial reference.
引用
收藏
页码:311 / 317
页数:7
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