Abstract:
:This article reviews the functions of the enzyme Na+,K+-ATPase in epithelial tissues and discusses early and recent biochemical, physiologic and morphologic studies of the enzyme in the inner ear. The purpose of the investigation was to learn whether a relationship between perturbations in activity of the enzyme and Ménière's disease is possible. It is concluded that the preponderance of the evidence indicates that Na+,K+-ATPase plays a role in regulating ion transport into the scala media, but that the significance of the distribution of the enzyme along only one cell type (the marginal) in the functional chains of cells of the outer cochlear wall needs further study. The possible vasoconstrictive effects of ouabain perfusions employed by some investigators must also be taken into account. Recent cytochemical and autoradiographic studies have demonstrated high levels of Na+, K+-ATPase on cochlear nerve fibers, especially near the foramina nervosa and within the organ of Corti. Thus, perturbations in Na+,K+-ATPase activity in the inner ear not only could affect certain aspects of fluid balance, but also could account for the sensory disturbances experienced by patients who have Ménière's disease.
journal_name
Am J Otolaryngoljournal_title
American journal of otolaryngologyauthors
Ross MD,Ernst SA,Kerr TPdoi
10.1016/s0196-0709(82)80010-0subject
Has Abstractpub_date
1982-09-01 00:00:00pages
353-60issue
5eissn
0196-0709issn
1532-818Xpii
S0196-0709(82)80010-0journal_volume
3pub_type
杂志文章abstract:OBJECTIVE:In pituitary macroadenomas with extensive suprasellar extension (SSE), suprasellar region can be approached by extending exposure either anteriorly by adding bone removal of the tuberculum sellae and planum sphenoidal or posteriorly from inside the sellar cavity through diaphragma sella. The later approach ha...
journal_title:American journal of otolaryngology
pub_type: 杂志文章
doi:10.1016/j.amjoto.2020.102808
更新日期:2021-01-01 00:00:00
abstract::Meniere's disease is a peripheral audiovestibular disorder characterized by vertigo, hearing loss, tinnitus, and aural fullness. Management of these symptoms includes medical and surgical treatment. Many patients with Meniere's disease can be managed using nonablative therapy, such as intratympanic steroids and endoly...
journal_title:American journal of otolaryngology
pub_type: 杂志文章,评审
doi:10.1016/j.amjoto.2020.102817
更新日期:2021-01-01 00:00:00
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journal_title:American journal of otolaryngology
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更新日期:1989-05-01 00:00:00
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journal_title:American journal of otolaryngology
pub_type: 杂志文章
doi:10.1016/s0196-0709(86)80018-7
更新日期:1986-11-01 00:00:00
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journal_title:American journal of otolaryngology
pub_type: 杂志文章,评审
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journal_title:American journal of otolaryngology
pub_type: 杂志文章
doi:10.1016/j.amjoto.2014.08.012
更新日期:2015-01-01 00:00:00
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pub_type: 杂志文章
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更新日期:1984-03-01 00:00:00
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pub_type: 杂志文章,评审
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更新日期:1981-11-01 00:00:00
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journal_title:American journal of otolaryngology
pub_type: 杂志文章
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更新日期:2003-09-01 00:00:00
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journal_title:American journal of otolaryngology
pub_type: 杂志文章,评审
doi:10.1016/s0196-0709(85)80050-8
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pub_type: 杂志文章,多中心研究
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pub_type: 杂志文章
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更新日期:2021-01-01 00:00:00
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更新日期:2005-05-01 00:00:00
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pub_type: 杂志文章,评审
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更新日期:2013-11-01 00:00:00
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journal_title:American journal of otolaryngology
pub_type: 杂志文章
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更新日期:2007-07-01 00:00:00