Results 81 to 90 of about 58,552 (260)

3D anatomical atlas of the heads of male and female adult Chamaeleo calyptratus

open access: yesThe Anatomical Record, EarlyView.
The veiled chameleon is a model organism in reptile development research. Utilizing contrast‐enhanced microCT and deep learning segmentation models, we have generated the first digital atlases of the skull, nervous system, cranial muscles and hyolingual muscles.
Alice Leavey   +3 more
wiley   +1 more source

EVALUATION OF THE DEGREE OF STENOTIC PROCESS (STENOSIS) OF THE SPINAL CANAL AT THE LUMBAR LEVEL

open access: yesActa Biomedica Scientifica, 2013
In the article the evaluation of the degree of stenotic process in the spinal canal in 48 patients with stenosis of the spine judging by the morphometric measurements of vertebrae, dural sac and spinal canal.
V. A. Sorokovikov   +3 more
doaj  

The Evaluation and Observation of “Hidden” Hypertrophy of Cervical Ligamentum Flavum, Cervical Canal, and Related Factors Using Kinetic Magnetic Resonance Imaging

open access: yesGlobal Spine Journal, 2016
Study Design Retrospective cohort study. Objective The objective was to measure the change of flavum ligament diameter during positional changes of the cervical spine using kinetic magnetic resonance imaging (MRI) and to examine the correlational ...
Cheng Zeng   +6 more
doaj   +1 more source

Multiple steps characterise ventricular layer attrition to form the ependymal cell lining of the adult mouse spinal cord central canal [PDF]

open access: yes, 2020
The ventricular layer of the spinal cord is remodelled during embryonic development and ultimately forms the ependymal cell lining of the adult central canal, which retains neural stem cell potential.
Canizares, Marco A.   +6 more
core   +3 more sources

The coelurosaur theropods of the Romualdo formation, early Cretaceous (Aptian) of Brazil: Santanaraptor placidus meets Mirischia asymmetrica

open access: yesThe Anatomical Record, EarlyView.
Abstract The upper carbonate concretion levels of the Romualdo Formation (Aptian, Brazil) have yielded several theropod dinosaur remains, including spinosaurids and the coelurosaurs Santanaraptor placidus and Mirischia asymmetrica, the phylogenetic affinities of which are controversial.
Rafael Delcourt   +4 more
wiley   +1 more source

Life threatening spinal shock and complete neurological recovery following minor spinal cord trauma in a patient with pre-existing cervical canal stenosis: case report [PDF]

open access: yes, 2009
Mild to moderate trauma to the spinal cord that is complicated by existing cervical canal stenosis or spondylosis can be a life threatening event.
Bugo, John   +2 more
core   +3 more sources

An ontological morphological phylogenetic framework for living and extinct ray‐finned fishes (Actinopterygii)

open access: yesThe Anatomical Record, EarlyView.
Abstract The ray‐finned fishes include one out of every two species of living vertebrates on Earth and have an abundant fossil record stretching 380 million years into the past. The division of systematic knowledge of ray‐finned fishes between paleontologists working on extinct animals and neontologists studying extant species has obscured the ...
Jack Stack
wiley   +1 more source

The Usefulness of Dual-Layer Spectral Computed Tomography for Myelography: A Case Report and Review of the Literature

open access: yesCase Reports in Orthopedics, 2018
We describe a case of lumbar stenosis in which retrospective spectral analysis using dual-layer spectral detector computed tomography (CT) had the ability to expand the evaluable region in the spinal canal.
Yuji Iyama   +4 more
doaj   +1 more source

Foxj1a is expressed in ependymal precursors, controls central canal position and is activated in new ependymal cells during regeneration in zebrafish [PDF]

open access: yesOpen Biology, 2017
Zebrafish are able to regenerate the spinal cord and recover motor and sensory functions upon severe injury, through the activation of cells located at the ependymal canal.
Ana Ribeiro   +4 more
doaj   +1 more source

Relationship Between the Development of the Spinal Canal and the Etiopathogenesis of Lumbar Spinal Stenosis [PDF]

open access: yes, 2012
INTRODUCTION: The presence of a pre-existing narrow spinal canal may have an important place in the ethiopathogenesis of lumbar spinal stenosis. By consequence the study of the development of the spinal canal is crucial. The first goal of this work is to
Tomonaga, Y.
core  

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