Evidence map›Paper›PMID 26862708›Full record

ArticleCritical care medicine2016

Use of Biotelemetry to Define Physiology-Based Deterioration Thresholds in a Murine Cecal Ligation and Puncture Model of Sepsis.

Anthony J Lewis, Du Yuan, Xianghong Zhang, Derek C Angus, Matthew R Rosengart, Christopher W Seymour

Abstract read
In one paragraph

Article in Critical care medicine, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
–field-weighted citation impact
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

32 citing papers in PubMed.

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  9. Riboflavin did not provide anti-inflammatory or antioxidant effects in an experimental model of sepsis.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologica · 2022
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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

6 authors.

Anthony J Lewis1Department of Surgery, University of Pittsburgh, Pittsburgh, PA. 2Department of Critical Care Medicine, University of Pittsburgh, Pittsburgh, PA.
Du Yuan
Xianghong Zhang
Derek C Angus
Matthew R Rosengart
Christopher W Seymour

Funding

TRAINING IN TRAUMA AND SEPSIS RESEARCHT32GM008516 · NIGMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI TIMOTHY R BILLIAR · 1994 to 2026
$9.4M
CaMK: Central Regulators of the response to Surgical SepsisR01GM082852 · NIGMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ROSENGART, MATTHEW RANDALL · 2009 to 2020
$3.0M
Blue light protects against ischemia induced organ injuryR01GM116929 · NIGMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ROSENGART, MATTHEW RANDALL · 2016 to 2019
$1.2M
Pre-hospital identification of high-risk sepsisK23GM104022 · NIGMS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SEYMOUR, CHRISTOPHER WARREN · 2013 to 2016
$674k
NIGMS NIH HHS K23 GM104022NIGMS NIH HHS R01 GM082852NIGMS NIH HHS R01 GM116929NIGMS NIH HHS T32 GM008516
6 · The paper itself

Abstract

objectivesMurine models of critical illness are commonly used to test new therapeutic interventions. However, these interventions are often administered at fixed time intervals after the insult, perhaps ignoring the inherent variability in magnitude and temporality of the host response. We propose to use wireless biotelemetry monitoring to define and validate criteria for acute deterioration and generate a physiology-based murine cecal ligation and puncture model that is more similar to the conduct of human trials of sepsis.

designLaboratory and animal research.

settingUniversity basic science laboratory. SUBJECTS: Male C57BL/6 mice.

interventionsMice underwent cecal ligation and puncture, and an HD-X11 wireless telemetry monitor (Data Sciences International) was implanted that enabled continuous, real-time measurement of heart rate, core temperature, and mobility. We performed a population-based analysis to determine threshold criteria that met face validity for acute physiologic deterioration. We assessed construct validity by temporally matching mice that met these acute physiologic deterioration thresholds with mice that had not yet met deterioration threshold. We analyzed matched blood samples for blood gas, inflammatory cytokine concentration, cystatin C, and alanine aminotransferase. MEASUREMENTS AND MAIN

resultsWe observed that a 10% reduction in both heart rate and temperature sustained for greater than or equal to 10 minutes defined acute physiologic deterioration. There was significant variability in the time to reach acute deterioration threshold across mice, ranging from 339 to 529 minutes after cecal ligation and puncture. We found adequate construct validity, as mice that met criteria for acute deterioration had significantly worse shock, systemic inflammation (elevated tumor necrosis factor-α, p = 0.003; interleukin-6, p = 0.01; interleukin-10, p = 0.005), and acute kidney injury when compared with mice that had not yet met acute deterioration criteria.

conclusionsWe defined a murine threshold for acute physiologic deterioration after cecal ligation and puncture that has adequate face and construct validity. This model may enable a more physiology-based model for evaluation of novel therapeutics in critical illness.

Indexed as

Disease Models, AnimalTelemetryAcute Kidney InjuryAlanine TransaminaseAnimalsBlood Gas AnalysisBody TemperatureCecumCystatin CCytokinesHeart RateInterleukin-10Interleukin-6LigationMaleMiceAlanine TransaminaseCystatin CCytokinesInterleukin-10Interleukin-6Tumor Necrosis Factor-alpha

Identifiers

PMID26862708
PMCPMC4868666

What OpenQuestion holds

Textmetadata
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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.