Evidence map›Paper›PMID 23900720›Full record

ArticleJournal of molecular neuroscience : MN2013

Quantitative detection of thrombin activity in an ischemic stroke model.

Doron Bushi, Joab Chapman, Aviva Katzav, Efrat Shavit-Stein, Noa Molshatzki, Nicola Maggio, David Tanne

Registry-linked trialAbstract read
PubMed Publisher
In one paragraph

Article in Journal of molecular neuroscience : MN, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02480725 (The Role of the Coagulation Pathway at the Synapse in Prion Diseases), which is not on this map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
1.6field-weighted citation impact, top 17% 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.

NCT02480725 unknown statusnot on this mapstarted 2015, after this paper: background citation

The Role of the Coagulation Pathway at the Synapse in Prion Diseases

TypeobservationalSponsorSheba Medical CenterRan2015 to 2025Enrolled50ConditionsCreutzfeldt-Jakob SyndromeArmscollect CSF (Cerebrospinal fluid) sample
3 · Its place in the literature

Who cites it

35 citing papers in PubMed, 54 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

7 authors at 1 institution in 1 country.

Doron BushiComprehensive Stroke Center, the Department of Neurology and Joseph Sagol Neuroscience Center, Sheba Medical Center, Tel-Hashomer, Israel, doron.bushi@gmail.com.
Joab Chapman
Aviva Katzav
Efrat Shavit-Stein
Noa Molshatzki
Nicola Maggio
David Tanne
Sheba Medical Center · IL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Thrombin, a central factor in thrombogenesis, affects cells in the brain through protease activated receptors. Low levels of thrombin activity are neuroprotective while higher levels are deleterious, and we have therefore developed a new method for its direct quantitative measurement in brain slices following stroke. Thrombin activity was measured by a fluorescent substrate on fresh coronal slices taken from the ipsilateral and contralateral hemispheres 24-72 h following permanent right middle cerebral artery occlusion. Prolyl endopeptidase and aminopeptidases were inhibited as a critical step to insure the specificity of the assay for thrombin detection. Infarct volume was assessed using TTC staining. Thrombin activity in the right ischemic hemisphere was significantly higher compared to the contralateral hemisphere (32 ± 6 and 27 ± 10 mU/ml, mean ± SE in the two most affected slices from the ischemic hemisphere vs. 21 ± 6 and 8 ± 2 mU/ml in corresponding contralateral slices; p < 0.05). Thrombin levels in the ischemic and contralateral hemispheres were significantly higher compared to healthy control mice and were above the range known to be protective to brain cells. A significant correlation was found between thrombin activity in the ischemic hemisphere and the infarct volume. Results of studies based on this method may translate into potential thrombin based therapies.

Indexed as

AnimalsCerebral CortexEnzyme AssaysInfarction, Middle Cerebral ArteryMiceMice, Inbred C57BLOrgan SpecificityThrombinThrombin

Identifiers

PMID23900720
OpenAlexW2072664770

What OpenQuestion holds

Textmetadata
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Registered trials

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.