Evidence map›Paper›PMID 33534038›Full record

ArticleMolecular imaging and biology2021

Multimodality In Vivo Imaging of Perfusion and Glycolysis in a Rat Model of C6 Glioma.

Qi Qi, Matthew S Fox, Heeseung Lim, Robert Bartha, Timothy J Scholl, Lisa Hoffman, Ting-Yim Lee, Jonathan D Thiessen

Abstract read
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Article in Molecular imaging and biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed
0.7field-weighted citation impact, top 36% 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

5 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

8 authors at 2 institutions in 1 country.

Qi QiDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada.
Matthew S FoxImaging Program, Lawson Health Research Institute, London, ON, N6A 4V2, Canada.
Heeseung LimDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada.
Robert BarthaDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada.
Timothy J SchollDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada.
Lisa HoffmanDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada.
Ting-Yim LeeDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada.
Jonathan D ThiessenDepartment of Medical Biophysics, The University of Western Ontario, London, ON, N6A 3K7, Canada. jthiessen@lawsonimaging.ca.ORCID 0000-0001-6132-3020
Western University · CAOntario Institute for Cancer Research · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeChemical exchange saturation transfer MRI using an infusion of glucose (glucoCEST) is sensitive to the distribution of glucose in vivo; however, whether glucoCEST is more related to perfusion or glycolysis is still debatable. We compared glucoCEST to computed tomography perfusion (CTP), [

methods10

resultsTumors had significantly higher SUV, BV, and PS than the contralateral brain. Tumor ∆CEST was most strongly correlated with CTP measurements of BV (ρ = 0.74, P = 0.01) and PS (ρ = 0.55, P = 0.04). No significant correlation was found between glycolysis measurements of SUV or Lac:Pyr with tumor ∆CEST. PS significantly correlated with SUV (ρ = 0.58, P = 0.005) and Lac:Pyr (ρ = 0.75, P = 0.005). BV significantly correlated with Lac:Pyr (ρ = 0.57, P = 0.02), and BF significantly correlated with SUV (ρ = 0.49, P = 0.02).

conclusionThis study determined that glucoCEST is more strongly correlated to measurements of perfusion than glycolysis. GlucoCEST measurements have additional confounds, such as sensitivity to changing pH, that merit additional investigation.

Indexed as

AnimalsApoptosisBrain NeoplasmsCell ProliferationFluorodeoxyglucose F18GliomaGlucoseGlycolysisHumansMagnetic Resonance ImagingMaleMultimodal ImagingPerfusionPositron-Emission TomographyPyruvic AcidRadiopharmaceuticalsFluorodeoxyglucose F18GlucosePyruvic AcidRadiopharmaceuticalsFDG-PETGlioblastomaglucoCESThyperpolarized [1-13C]pyruvateTumor glycolysisTumor perfusion

Identifiers

PMID33534038
OpenAlexW3126430623

What OpenQuestion holds

Textmetadata
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.