Abstract:
:Previous tracer studies have revealed the sacculus to be connected to the vestibular and cochlear nuclei in the guinea pig. Due to its own innervation pattern, an anterior and posterior part of the sacculus can be distinguished. The present study investigated whether the two parts differ concerning their fiber contribution to the vestibulo-cochlear projection. After tracing the nerve of the posterior sacculus with horseradish peroxidase (HRP), the vestibulo-cochlear fibers were clearly recognizeable and showed distinct terminal labeling within the cochlear nuclei. In contrast, no terminals were identified in the cochlear nuclei after tracing the anterior sacculus. These results may further substantiate the guinea pig vestibulo-cochlear projection as a central pathway for saccular acoustic sensation.
journal_name
Neurosci Lettjournal_title
Neuroscience lettersauthors
Gstoettner W,Burian M,Zundritsch R,Mayr Rdoi
10.1016/0304-3940(91)90848-nsubject
Has Abstractpub_date
1991-01-28 00:00:00pages
163-6issue
2eissn
0304-3940issn
1872-7972pii
0304-3940(91)90848-Njournal_volume
122pub_type
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