Results 81 to 90 of about 45,413 (272)

Using geographical information system for spatial evaluation of canine extruded disc herniation [PDF]

open access: yes, 2014
Disc herniation is one of the most common pathologies of the vertebral column in dogs. The aim of this study was to develop a geographical information system (GIS)-based vertebral canal (VC) map useful for spatial evaluation of extruded disc herniation ...
Auletta, Luigi   +8 more
core   +2 more sources

Radiation Exposure during Percutaneous Endoscopic Lumbar Discectomy: Interlaminar versus Transforaminal

open access: yesBrazilian Neurosurgery, 2019
Objective Percutaneous endoscopic lumbar discectomy (PELD) relies heavily on fluoroscopy guidance; therefore, medical staff exposure to radiation has become an important issue.
Marcelo Campos Moraes Amato   +2 more
doaj   +1 more source

Seat pan angle optimization for vehicle ride comfort using finite element model of human spine [PDF]

open access: yesarXiv, 2023
Ride comfort of the driver/occupant of a vehicle has been usually analyzed by multibody biodynamic models of human beings. Accurate modeling of critical segments of the human body, e.g. the spine requires these models to have a very high number of segments.
arxiv  

Gastric dilatation secondary to incarceration through a gastrosplenic omental rent in a dog

open access: yesVeterinary Record Case Reports, EarlyView.
Abstract A 2‐year‐old, entire, female Dogue de Bordeaux presented with inappetence and abdominal distension. Radiographs revealed gastric dilatation and malpositioning. Given the absence of classical signs of gastric dilatation and volvulus, a medical approach was elected. After 24 hours, the dog's condition deteriorated.
Clara Galvani   +4 more
wiley   +1 more source

BRD4/MAP2K7/PGF Signaling Axis Promotes Senescence and Extracellular Matrix Metabolism of Nucleus Pulposus Cells in Intervertebral Disk Degeneration

open access: yesAging Cell, EarlyView.
This study identifies BRD4 as a key regulator in intervertebral disk degeneration (IDD), linking its upregulation to NP cell senescence and disrupted ECM metabolism through the BRD4/MAP2K7/PGF signaling cascade, offering a potential therapeutic target for IDD treatment.
Guangzhi Zhang   +6 more
wiley   +1 more source

The effect of intervertebral cartilage on neutral posture and range of motion in the necks of sauropod dinosaurs [PDF]

open access: yes, 2013
The necks of sauropod dinosaurs were a key factor in their evolution. The habitual posture and range of motion of these necks has been controversial, and computer-aided studies have argued for an obligatory sub-horizontal pose.
A Christian   +45 more
core   +4 more sources

Pyrroloquinoline Quinone Reprograms the Single‐Cell Landscape of Immune Aging in Hematopoietic Immune System

open access: yesAging Cell, EarlyView.
This study demonstrates that aging induces oxidative stress and inflammation in the hematopoietic immune system, resulting in immune homeostasis dysfunction, including alterations in B cells and hematopoietic stem cells, senescent cells (SnCs) accumulation, and senescence‐associated secretory phenotypes (SASPs) production. Notably, the study highlights
Xiuxing Liu   +11 more
wiley   +1 more source

Mechanisms of Cervical Spine Disc Injury under Cyclic Loading [PDF]

open access: yesAsian Spine Journal, 2018
Study Design Determination of human cervical spine disc response under cyclic loading. Purpose To explain the potential mechanisms of intervertebral disc injury caused by cyclic loading.
Sagar Umale, Narayan Yoganandan
doaj   +1 more source

How many radiographs are needed to re-train a deep learning system for object detection? [PDF]

open access: yesarXiv, 2022
Background: Object detection in radiograph computer vision has largely benefited from progress in deep convolutional neural networks and can, for example, annotate a radiograph with a box around a knee joint or intervertebral disc. Is deep learning capable of detect small (less than 1% of the image) in radiographs?
arxiv  

Clinical Features of Seven COL2A1 Variations in Chinese Children With Type II Collagen Disorders

open access: yesActa Paediatrica, EarlyView.
ABSTRACTAimType II collagen, encoded by the collagen type II alpha 1 (COL2A1) gene, is crucial for the structure of cartilage. This study aims to improve our understanding of Spondyloepiphyseal Dysplasia Congenita (SEDC) caused by mutations in COL2A1.
Shumin Zhan   +8 more
wiley   +1 more source

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