Evidence map›Paper›PMID 31463468›Full record

ArticleJOR spine2019

In vivo contrast-enhanced microCT for the monitoring of mouse thoracic, lumbar, and coccygeal intervertebral discs.

Remy E Walk, Simon Y Tang

Open access · goldAbstract read
In one paragraph

Article in JOR spine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.9field-weighted citation impact, top 26% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed, 9 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Remy E WalkDepartment of Biomedical Engineering Washington University in St. Louis St. Louis Missouri.
Simon Y TangDepartment of Biomedical Engineering Washington University in St. Louis St. Louis Missouri.ORCID https://orcid.org/0000-0002-5570-3921
Washington University in St. Louis · US

Funding

WU INSTITUTE OF CLINICAL AND TRANSLATIONAL SCIENCESUL1TR002345 · NCATS · WASHINGTON UNIVERSITY · PI William G. Powderly · 2017 to 2026
$97.8M
Resource Based Center for Musculoskeletal Biology and Medicine (Overall Application)P30AR074992 · NIAMS · WASHINGTON UNIVERSITY · PI MATTHEW J SILVA · 2019 to 2026
$6.8M
The role of physiologic and pathologic AGEs on RAGE signaling in IVD degenerationR01AR074441 · NIAMS · WASHINGTON UNIVERSITY · PI TANG, SIMON YUE-CHEONG · 2019 to 2024
$2.1M
Tissue Level Deformations of the Loaded Spine in Humans with Low Back PainK01AR069116 · NIAMS · WASHINGTON UNIVERSITY · PI TANG, SIMON YUE-CHEONG · 2016 to 2019
$489k
Effects of Ages and Rage on IVD Degeneration And InflammationR21AR069804 · NIAMS · WASHINGTON UNIVERSITY · PI TANG, SIMON YUE-CHEONG · 2017 to 2018
$369k
NCATS NIH HHS UL1 TR002345NIAMS NIH HHS K01 AR069116NIAMS NIH HHS P30 AR074992NIAMS NIH HHS R01 AR074441NIAMS NIH HHS R21 AR069804
6 · The paper itself

Abstract

Mouse models are often used for studies of intervertebral disc (IVD) homeostasis and degeneration, yet the relatively small size of the IVD poses challenges for noninvasive, longitudinal imaging modalities. The recently developed contrast-enhanced microCT (CEμCT) using Ioversol has been successful in detecting degenerative changes in the murine IVD ex vivo at the micrometer scale. Further leveraging the superior biocompatibility of Ioversol as a contrast agent, we demonstrate the in vivo use of this CEμCT technique to examine IVDs at multiple spinal sites. Ioversol was administered via tail vein injection (TVI) in growing and adult male FVB/NJ mice (n = 5 /group). The animals were anesthetized and underwent in vivo micro-computed tomographic (microCT) at the coccygeal (CC5/CC6), lumbar (L5/6), and thoracic (T12/T13) IVDs. TVI of Ioversol was well-tolerated by all animals. As Ioversol filtered through the kidneys and accumulated in the bladder, the attenuations of the mouse bladder and kidneys increased due to the high molecular weight of Ioversol, confirming that the Ioversol is biological available. Average IVD attenuations increased 3%-15% following TVI (ANOVA;

Indexed as

agingContrast‐enhanced microCTintervertebral discmouse model

Identifiers

PMID31463468
PMCPMC6686789
OpenAlexW2947053304

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.