Results 61 to 70 of about 22,511 (265)

Three-dimensional-printed custom-made hemipelvic endoprosthesis for primary malignancies involving acetabulum: the design solution and surgical techniques

open access: yesJournal of Orthopaedic Surgery and Research, 2019
Background This study is to describe the detailed design and surgical techniques of three-dimensional (3D)-printed custom-made endoprosthesis for hemipelvic tumorous bone defect.
Jie Wang   +8 more
doaj   +1 more source

Vestibular migraine: one case report

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2021
GAO Dan⁃yu, ZHAO Ying⁃chun
doaj   +1 more source

Stress-Strain State of a Metro Vestibule Under Impact Loading, Considering the Depth of the Structural Arrangement

open access: yesActa Technica Jaurinensis
The paper analyses the structure of a metro vestibule and considers the possibility of impact loading affecting it. Three-dimensional finite element models were developed to research changes in the stress-strain state of the metro vestibule.
Oleksii Tiutkin   +2 more
doaj   +1 more source

Structural Mechanism of an Efficacy Photoswitch Targeting the β2‐adrenergic Receptor

open access: yesAngewandte Chemie International Edition, EarlyView.
Time‐resolved structures from x‐ray free‐electron laser measurements combined with cellular assays demonstrate how the photoswitchable β‐blocker photoazolol‐1 acts as an efficacy switch of β2‐adrenergic receptor function. Light‐induced ligand repositioning shifts activity from inverse agonism toward neutral antagonism by altering local helical ...
Robin Stipp   +29 more
wiley   +1 more source

Intraspecific variation of cochlear morphology in bowhead and beluga whales

open access: yesThe Anatomical Record, EarlyView.
Abstract The bony labyrinth of the petrosal bone, a distinctive feature of mammal skulls, is often identified in micro‐computed tomography imaging to infer species' physiological and ecological traits. When done as part of a comparative study, one individual specimen is normally considered representative of a species, and intraspecific variation is ...
John Peacock, J. G. M. Thewissen
wiley   +1 more source

Lesion Location and Possible Etiology of Acute Unilateral Vestibulopathy

open access: yesInternational Journal of General Medicine
Menglu Zhang,1,2,* Jianrong Wang,1,2,* Siru Xue,1 Shui Liu,3 Kangzhi Li,4 Tongtong Zhao,1,2 Yufei Feng,1,2 Rubo Sui,2 Bentao Yang,5 Xu Yang1 1Department of Neurology, Aerospace Center Hospital, Peking University Aerospace School of Clinical ...
Zhang M   +9 more
doaj  

Statistical shape modeling of the human inner ear through micro‐computed tomography imaging

open access: yesThe Anatomical Record, EarlyView.
In this study, 54 cadaveric temporal bone specimens underwent high‐resolution micro‐CT imaging. Images were semi‐automatically segmented and converted to 3D surface mesh models for morphological measurement and analysis. Statistical shape models were created for the inner ear, cochlea, and vestibular system, as well as for sex‐ and side‐based subgroups.
Carmine Spedaliere   +8 more
wiley   +1 more source

Structural and functional properties of the rat P2X4 purinoreceptor extracellular vestibule during gating

open access: yesFrontiers in Cellular Neuroscience, 2014
P2X receptors are ATP-gated cation channels consisting of three subunits that are mutually intertwined and form an upper, central, and extracellular vestibule with three lateral portals and the channel pore.
Milos Boro Rokic   +3 more
doaj   +1 more source

Ontogeny of murine bony semicircular canal form

open access: yesThe Anatomical Record, EarlyView.
Abstract The labyrinthine geometry and functional anatomy of the semicircular canals have intrigued scientists for decades, and there has been considerable interest in understanding how these complex structures grow and develop with evidence emerging from human studies that size maturation occurs exceptionally early by comparison with other systems ...
Marcela Cárdenas‐Serna   +1 more
wiley   +1 more source

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