Evidence map›Paper›PMID 26554362›Full record

ArticlePloS one2015

Magnetic Resonance Imaging Allows the Evaluation of Tissue Damage and Regeneration in a Mouse Model of Critical Limb Ischemia.

Germana Zaccagnini, Anna Palmisano, Tamara Canu, Biagina Maimone, Francesco M Lo Russo, Federico Ambrogi, Carlo Gaetano, Francesco De Cobelli, Alessandro Del Maschio, Antonio Esposito and 1 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
3.8field-weighted citation impact, top 7% 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 37 citations in OpenAlex.

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  11. A New Model of ChronicInternational journal of molecular sciences · 2020
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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

11 authors at 4 institutions in 2 countries.

Germana ZaccagniniMolecular Cardiology Laboratory, IRCCS-Policlinico San Donato, San Donato Milanese, Milan, Italy.
Anna PalmisanoPreclinical Imaging Facility, Experimental Imaging Center, San Raffaele Scientific Institute, Milan, Italy.
Tamara CanuPreclinical Imaging Facility, Experimental Imaging Center, San Raffaele Scientific Institute, Milan, Italy.
Biagina MaimoneMolecular Cardiology Laboratory, IRCCS-Policlinico San Donato, San Donato Milanese, Milan, Italy.
Francesco M Lo RussoPreclinical Imaging Facility, Experimental Imaging Center, San Raffaele Scientific Institute, Milan, Italy.
Federico AmbrogiDepartment of Clinical Sciences and Community Health, University of Milan, Milan, Italy.
Carlo GaetanoDivision of Cardiovascular Epigenetics, Department of Cardiology, Internal Medicine Clinic III, Goethe University, Frankfurt am Main, Germany.
Francesco De CobelliPreclinical Imaging Facility, Experimental Imaging Center, San Raffaele Scientific Institute, Milan, Italy.
Alessandro Del MaschioPreclinical Imaging Facility, Experimental Imaging Center, San Raffaele Scientific Institute, Milan, Italy.
Antonio EspositoPreclinical Imaging Facility, Experimental Imaging Center, San Raffaele Scientific Institute, Milan, Italy.
Fabio MartelliMolecular Cardiology Laboratory, IRCCS-Policlinico San Donato, San Donato Milanese, Milan, Italy.
Vita-Salute San Raffaele University · ITIRCCS Policlinico San Donato · ITGoethe University Frankfurt · DEUniversity of Milan · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Magnetic resonance imaging (MRI) provides non-invasive, repetitive measures in the same individual, allowing the study of a physio-pathological event over time. In this study, we tested the performance of 7 Tesla multi-parametric MRI to monitor the dynamic changes of mouse skeletal muscle injury and regeneration upon acute ischemia induced by femoral artery dissection. T2-mapping (T2 relaxation time), diffusion-tensor imaging (Fractional Anisotropy) and perfusion by Dynamic Contrast-Enhanced MRI (K-trans) were measured and imaging results were correlated with histological morphometric analysis in both Gastrocnemius and Tibialis anterior muscles. We found that tissue damage positively correlated with T2-relaxation time, while myofiber regeneration and capillary density positively correlated with Fractional Anisotropy. Interestingly, K-trans positively correlated with capillary density. Accordingly, repeated MRI measurements between day 1 and day 28 after surgery in ischemic muscles showed that: 1) T2-relaxation time rapidly increased upon ischemia and then gradually declined, returning almost to basal level in the last phases of the regeneration process; 2) Fractional Anisotropy dropped upon ischemic damage induction and then recovered along with muscle regeneration and neoangiogenesis; 3) K-trans reached a minimum upon ischemia, then progressively recovered. Overall, Gastrocnemius and Tibialis anterior muscles displayed similar patterns of MRI parameters dynamic, with more marked responses and less variability in Tibialis anterior. We conclude that MRI provides quantitative information about both tissue damage after ischemia and the subsequent vascular and muscle regeneration, accounting for the differences between subjects and, within the same individual, between different muscles.

Indexed as

Magnetic Resonance ImagingAnimalsDiffusion Tensor ImagingDisease Models, AnimalFemoral ArteryHindlimbIschemiaMaleMiceMuscle, SkeletalRegeneration

Identifiers

PMID26554362
PMCPMC4640853
OpenAlexW2105696926

What OpenQuestion holds

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Registered trials

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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.