Results 121 to 130 of about 55,462 (279)

An Experimental Study on the Protective Effect of Memantine in Noise‐Induced Hearing Loss

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective This study examined the potential protective effects of memantine, an N‐methyl‐D‐aspartate (NMDA) receptor antagonist, against acoustic trauma (AT) in guinea pigs, using electrophysiological and histopathological analyses. Methods Thirty guinea pigs with normal hearing were divided into six groups (n = 5 per group): Group 1 (control),
Begüm Arda   +6 more
wiley   +1 more source

Riding out the storm: Behavioural responses of a large herbivore to high‐Arctic winds

open access: yesJournal of Animal Ecology, EarlyView.
Using 11 years of GPS data from 61 muskoxen in Northeast Greenland, we show how increasing wind speed and Arctic storms reshape movement modes and habitat selection. Muskoxen respond by bedding in dense vegetation, prioritizing energy conservation over foraging, revealing a simple behavioural strategy with potential fitness consequences under ...
Floris M. van Beest   +2 more
wiley   +1 more source

Cooperativity of Kv7.4 channels confers ultrafast electromechanical sensitivity and emergent properties in cochlear outer hair cells. [PDF]

open access: yes, 2020
The mammalian cochlea relies on active electromotility of outer hair cells (OHCs) to resolve sound frequencies. OHCs use ionic channels and somatic electromotility to achieve the process.
Chiamvimonvat, Nipavan   +12 more
core   +1 more source

Postmortem submergence interval (PMSI) and human decomposition in anthropogenically constructed aqueous environments (pools, bathtubs, hot tubs, and spas)

open access: yesJournal of Forensic Sciences, EarlyView.
Abstract Postmortem decomposition changes of bodies in aquatic environments may offer valuable insights into the postmortem submergence interval (PMSI) for medicolegal death investigators. However, the effects of immersion on the onset of such changes are poorly understood.
Vienna C. Lam   +4 more
wiley   +1 more source

A Critical E-box in Barhl1 3′ Enhancer Is Essential for Auditory Hair Cell Differentiation

open access: yesCells, 2019
Barhl1, a mouse homologous gene of Drosophila BarH class homeobox genes, is highly expressed within the inner ear and crucial for the long-term maintenance of auditory hair cells that mediate hearing and balance, yet little is known about the molecular ...
Kun Hou   +8 more
doaj   +1 more source

The local translation of KNa in dendritic projections of auditory neurons and the roles of KNa in the transition from hidden to overt hearing loss [PDF]

open access: yes, 2019
Local and privileged expression of dendritic proteins allows segregation of distinct functions in a single neuron but may represent one of the underlying mechanisms for early and insidious presentation of sensory neuropathy.
Chiamvimonvat, Nipavan   +8 more
core   +1 more source

Decoding Dual Regulatory Layers: Integrating Differential Expression and Alternative Splicing Dynamics in the Evolution of Laryngeal Echolocation Across Chiropteran Lineages

open access: yesIntegrative Zoology, EarlyView.
We integrated short‐read and long‐read RNA‐seq data from cochlear tissues of echolocating and non‐echolocating bats to disentangle transcriptional and post‐transcriptional regulation. Echolocating bats showed neural‐function enrichment among differentially expressed genes, while alternatively spliced genes were linked to epigenetic regulation. Overlaps
Jianyu Wu   +3 more
wiley   +1 more source

A contemporary view of mechanosensory transduction in auditory hair cells

open access: yesBiophysical Journal
The ability to transduce the mechanical stimuli that initiate vertebrate hearing and balance is enabled by the stereociliary tips of inner ear hair cells, where a complex protein machine serves as a nexus for mechanosensory transduction (MT). The culmination of over two decades of work has illuminated many essential components of this protein complex ...
Matthew Mun, Jeffrey R. Holt
openaire   +3 more sources

International Guideline on the Diagnosis and Management of Pediatric Patients With Hereditary Angioedema

open access: yesAllergy, EarlyView.
ABSTRACT Hereditary angioedema (HAE) with C1 inhibitor deficiency is a rare disease characterized by unpredictable episodes of tissue swelling (angioedema), which, in most cases, occur first under the age of 18 years, and entail a significant burden of disease not only for the patients but also for their families.
Henriette Farkas   +128 more
wiley   +1 more source

Evaluation of the Hair Cell Regeneration in Zebrafish Larvae by Measuring and Quantifying the Startle Responses

open access: yesNeural Plasticity, 2017
The zebrafish has become an established model organism for the study of hearing and balance systems in the past two decades. The classical approach to examine hair cells is to use dye to conduct selective staining, which shows the number and morphology ...
Changquan Wang   +5 more
doaj   +1 more source

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