Results 21 to 30 of about 3,411 (176)

Epithelial cell stretching and luminal acidification lead to a retarded development of stria vascularis and deafness in mice lacking pendrin. [PDF]

open access: yesPLoS ONE, 2011
Loss-of-function mutations of SLC26A4/pendrin are among the most prevalent causes of deafness. Deafness and vestibular dysfunction in the corresponding mouse model, Slc26a4(-/-), are associated with an enlargement and acidification of the membranous ...
Hyoung-Mi Kim, Philine Wangemann
doaj   +1 more source

A Synchrotron and Micro-CT Study of the Human Endolymphatic Duct System: Is Meniere's Disease Caused by an Acute Endolymph Backflow?

open access: yesFrontiers in Surgery, 2021
Background: The etiology of Meniere's disease (MD) and endolymphatic hydrops believed to underlie its symptoms remain unknown. One reason may be the exceptional complexity of the human inner ear, its vulnerability, and surrounding hard bone.
Hao Li   +7 more
doaj   +1 more source

Advances in otolith-related protein research

open access: yesFrontiers in Neuroscience, 2022
Otoliths are biological crystals formed by a layer of calcium carbonate crystal that adhere to the ciliary surface of the utricular and saccular receptors in the vestibule of all vertebrates inner ear, enabling the utricle and saccule to better perceive ...
Shouju Huang, Shouju Huang, Shuxia Qian
doaj   +1 more source

Transient connection between the vestibular aqueduct and utricle: A study using sagittal sections of human embryonic heads

open access: yes, 2023
Background The aqeductus vestibuli (aqueduct) is believed to connect to the saccule in embryos and adults. However, in embryos, the saccule and utricle are known to communicate widely to provide a common endolymph space “atrium”.
Kawase, Tetsuaki   +13 more
core   +1 more source

Quantitative assessment of inner ear variation in elasmobranchs

open access: yesScientific Reports, 2023
Considerable diversity has been documented in most sensory systems of elasmobranchs (sharks, rays, and skates); however, relatively little is known about morphological variation in the auditory system of these fishes.
Derek J. Sauer   +3 more
doaj   +1 more source

Effectiveness of Virtual Reality Therapy in the Rehabilitation of Isolated Otolith Dysfunction [PDF]

open access: yesZagazig University Medical Journal
Background: Previous studies have shown virtual reality (VR) therapy to effectively manage vestibular dysfunction. However, its effectiveness in managing patients specifically diagnosed with Isolated Otolith Dysfunction (IOD) lacks comprehensive ...
Reem Elbeltagy, Rania Alkahtani
doaj   +1 more source

Validation of inner ear MRI in patients with Ménière’s disease by comparing endolymphatic hydrops from histopathologic specimens

open access: yesScientific Reports, 2021
Intravenous gadolinium-enhanced inner-ear magnetic resonance imaging (IV-Gd inner-ear MRI) has been used to visualize endolymphatic hydrops (EH) in clinical diagnosis of Ménière’s disease (MD).
Young Sang Cho   +7 more
doaj   +1 more source

Degeneration of saccular hair cells caused by MITF gene mutation

open access: yesNeural Development, 2019
Background Waardenburg syndrome (WS) is the consequence of an inherited autosomal dominant mutation which causes the early degeneration of intermediate cells of cochlear stria vascularis (SV) and profound hearing loss.
Yi Du   +9 more
doaj   +1 more source

Hair Cell Heterogeneity in the Goldfish Saccule [PDF]

open access: yes, 1995
A set of cytological studies performed in the utricle and saccule of Astronotus ocellatus (Teleostei, Percomorphi, Cichlidae) identified two basic types of hair cells and others with some intermediate characteristics.
Lanford, Pamela J.   +7 more
core   +1 more source

Uneven Effects of Sleep Apnea on Semicircular Canals and Otolithic Organs

open access: yesFrontiers in Neurology, 2022
ObjectiveThis study aimed to explore how obstructive sleep apnea (OSA) affects the function of each vestibular organ and to identify the correlations among them.MethodsA prospective study was conducted involving 32 healthy controls and 64 patients with ...
Xin-Da Xu   +12 more
doaj   +1 more source

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