Evidence map›Paper›PMID 22512779›Full record

ArticleCritical care (London, England)2012

Decreased plasma concentrations of apolipoprotein M in sepsis and systemic inflammatory response syndromes.

Sunil B Kumaraswamy, Adam Linder, Per Åkesson, Björn Dahlbäck

Open access · goldAbstract read
In one paragraph

Article in Critical care (London, England), 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed
5.1field-weighted citation impact, top 4% 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

75 citing papers in PubMed, 127 citations in OpenAlex.

  1. Trial
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  10. Regulation of cellular and systemic sphingolipid homeostasis.Nature reviews. Molecular cell biology · 2024
    Review
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15 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Sunil B KumaraswamyDepartment of Laboratory Medicine, Division of Clinical Chemistry, Lund University, Skåne University Hospital, Entrance 46, Malmö, SE-20502, Sweden.
Adam Linder
Per Åkesson
Björn Dahlbäck
Lund University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionApolipoprotein M (apoM) is present in 5% of high-density lipoprotein (HDL) particles in plasma. It is a carrier of sphingosine-1-phosphate (S1P), which is important for vascular barrier protection. The aim was to determine the plasma concentrations of apoM during sepsis and systemic inflammatory response syndrome (SIRS) and correlate them to levels of apolipoprotein A-I (apoA1), apolipoprotein B (apoB), HDL-, and low-density lipoprotein (LDL)-cholesterol.

methodsPlasma samples from patients with (1), severe sepsis with shock (n = 26); (2), severe sepsis without shock (n = 44); (3), sepsis (n = 100); (4), infections without SIRS (n = 43); and (5) SIRS without infection (n = 20) were analyzed. The concentrations of apoM, apoA1, and apoB were measured with enzyme-linked immunosorbent assays (ELISAs). Total, HDL-, and LDL-cholesterol concentrations were measured with a commercial HDL/LDL cholesterol test.

resultsApoM concentrations correlated negatively to acute-phase markers. Thus, apoM behaved as a negative acute-phase protein. Decreased values were observed in all patient groups (P < 0.0001), with the most drastic decreases observed in the severely sick patients. ApoM levels correlated strongly to those of apoA1, apoB, HDL, and LDL cholesterol. The HDL and LDL cholesterol levels were low in all patient groups, as compared with controls (P < 0.0001), in particular, HDL cholesterol. ApoA1 and apoB concentrations were low only in the more severely affected patients.

conclusionsDuring sepsis and SIRS, the plasma concentrations of apoM decrease dramatically, the degree of decrease reflecting the severity of the disease. As a carrier for barrier-protective S1P in HDL, the decrease in apoM could contribute to the increased vascular leakage observed in sepsis and SIRS.

Indexed as

AdultApolipoproteinsApolipoproteins BApolipoproteins MCase-Control StudiesCholesterol, LDLEnzyme-Linked Immunosorbent AssayFemaleHumansLipocalinsLipoproteins, HDLMaleProspective StudiesSepsisStatistics, NonparametricSystemic Inflammatory Response SyndromeApolipoproteinsApolipoproteins BApolipoproteins MAPOM protein, humanCholesterol, LDLLipocalinsLipoproteins, HDL

Identifiers

PMID22512779
PMCPMC3681389
OpenAlexW2102239923

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.