Evidence map›Paper›PMID 20858853›Full record

ArticleBlood2011

An accompanying genetic severe deficiency of tissue factor protects mice with a protein C deficiency from lethal endotoxemia.

Francis J Castellino, Deborah L Donahue, Rudolph M Navari, Victoria A Ploplis, Mark Walsh

Open access · bronzeAbstract read
In one paragraph

Article in Blood, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.5field-weighted citation impact, top 35% 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

6 citing papers in PubMed, 10 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

5 authors at 4 institutions in 2 countries.

Francis J CastellinoW M Keck Center for Transgene Research, University of Notre Dame, Notre Dame, IN 46556, USA. fcastell@nd.edu
Deborah L Donahue
Rudolph M Navari
Victoria A Ploplis
Mark Walsh
Transgene (France) · FRIndiana University School of MedicineIndiana University South Bend · USW. M. Keck Foundation · US

Funding

Rescue of Hemostasis-deficiency StatesP01HL073750 · NHLBI · UNIVERSITY OF NOTRE DAME · PI CASTELLINO, FRANCIS J · 2004 to 2008
$8.8M
NHLBI NIH HHS HL01982NHLBI NIH HHS HL073750NHLBI NIH HHS P01 HL073750
6 · The paper itself

Abstract

Mice with a severe genetic deficiency of protein C (PC), PC(-/-)PC(tg4), display enhanced susceptibility to lethal effects of gram-negative endotoxemia induced by lipopolysaccharide (LPS), whereas mice severely deficient in tissue factor (TF), TF(-/-)hTF(tg), are protected from LPS-mediated lethality. In this study, we show that a simultaneous severe deficiency of TF protected low-PC mice from LPS-induced death, resulting in a survival profile similar to that experienced by wild-type (WT) mice. Plasma and whole blood coagulation assays, the latter measured by thromboelastography, demonstrated development of coagulopathies in LPS-treated mice, which were more severe in the case of the doubly deficient TF(-/-)hTF(tg)/PC(-/-)PC(tg4) mice, mainly reflecting earlier signs of disseminated intravascular coagulation in this latter cohort. Markers of inflammation were also elevated in response to LPS in both groups of mice at times just preceding death. We conclude that whereas coagulopathies are more exacerbated in LPS-treated TF(-/-)hTF(tg)/PC(-/-)PC(tg4) mice, the lowering of TF levels in mice with an accompanying severe PC deficiency confers protection against death compared with mice with a single severe PC deficiency. This suggests that proteases generated as a result of factor VIIa/TF-mediated thrombin generation play a mechanistic role in the enhanced lethality seen under very low PC conditions in an endotoxemia model in mice.

Indexed as

AnimalsEndotoxemiaFemaleHumansLipopolysaccharidesMaleMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicProtein C DeficiencySurvival RateThrombinThromboplastinLipopolysaccharidesThrombinThromboplastin

Identifiers

PMID20858853
PMCPMC3037749
OpenAlexW2055971076

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.