Cited by 877Heart Failure Treatment and ManagementSepsis Diagnosis and TreatmentCardiac Fibrosis and Remodeling

Endotoxin and immune activation in chronic heart failure: a prospective cohort study

Niebauer, Josef, Volk, Hans-Dieter, Kemp, Michael, Dominguez, Martin, Schumann, Ralf R, Rauchhaus, Mathias, Poole-Wilson, Philip A, Coats, Andrew JS +1 more·1999·The Lancet

Abstract

Background Immune activation in patients with chronic heart failure may be secondary to endotoxin (lipopolysaccharide) action. We investigated the hypothesis that altered gut permeability with bacterial translocation and endotoxaemia would be increased in patients with oedema secondary to congestive heart failure.Methods We compared 20 patients who had chronic heart failure with recent-onset peripheral oedema (mean age 64 years [SD 10], New York Heart Association [NYHA] class 3.3 [0.7]), 20 stable non-oedematous patients with chronic heart failure (mean age 63 years [19], NYHA class 2.6 [0.7]), and 14 healthy volunteers (mean age 55 years [16]). Biochemical markers of endotoxaemia, inflammation, and immune activation were measured. Ten patients were studied within 1 week of complete resolution of oedema. Five patients survived longer than 6 months and were restudied again after remaining free of oedema for more than 3 months.Findings Mean endotoxin concentrations were higher in oedematous patients with chronic heart failure than in stable patients with chronic heart failure (0.74 [SD 0.45] vs 0.37 EU/mL [0.23], p=0.0009) and controls (0.46 EU/mL [0.21], p=0.02). Oedematous patients had the highest concentrations of several cytokines. After short-term diuretic treatment, endotoxin concentrations decreased from 0.84 EU/mL [0.49] to 0.45 EU/mL [0.21], p<0.05) but cytokines remained raised. After freedom of oedema for more than 3 months after oedema resolved, endotoxin concentrations remained unchanged from the previous visit (0.49 EU/mL [0.06], p=0.45).Interpretation Raised concentrations of endotoxin and cytokines are found in patients with chronic heart failure during acute oedematous exacerbation. Intensified diuretic treatment can normalise endotoxin concentrations. Our preliminary findings suggest that endotoxin may trigger immune activation in patients with chronic heart failure during oedematous episodes.

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Crossref · 10.1016/s0140-6736(98)09286-1

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  • Patients with decompensated heart failure have higher endotoxin levels in the blood compared to stable patients.

    “Patients with decompensated heart failure have higher endotoxin levels in the blood compared to stable patients25.”

    From Gut microbiota and cardiovascular disease. (2020) · cites this paper as [25]

  • Endotoxin levels in patients with heart failure are reduced with diuretic or antibiotic therapy, but plasma cytokine levels have not always been observed to change.

    “Interestingly, while endotoxin levels in patients with heart failure have been shown to be reduced with diuretic or antibiotic therapy, plasma cytokine levels have not always been observed to change, suggesting a sustained effect as the disease process is triggered38,46.”

    From Dietary metabolism, the gut microbiome, and heart failure (2019) · cites this paper as [38]

  • Patients with decompensated heart failure have higher blood levels of endotoxin.

    “Patients with decompensated heart failure have higher blood levels of endotoxin38.”

    From Dietary metabolism, the gut microbiome, and heart failure (2019) · cites this paper as [38]

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Authors
Niebauer, J., Volk, H.-D., Kemp, M., Dominguez, M., Schumann, R. R., Rauchhaus, M., Poole-Wilson, P. A., Coats, A. J., & Anker, S. D.
Affiliations
  • Imperial College London (GB)
  • Charité – Universitätsmedizin Berlin (DE)
  • Harefield Hospital (GB)
  • Max Delbrück Center (DE)
Corresponding author
Anker, Stefan D
Venue
The Lancet
Publisher
Elsevier BV
Published
1999-05
Volume
353
Issue
9167
Pages
1838-1842
ISSN
  • 0099-5355 (ISSN-L)
  • 0140-6736
OpenAlex
W2160000314
Cited by
877
References
27
Citations by year
2026: 16 · 2025: 29 · 2024: 28 · 2023: 41 · 2022: 31 · 2021: 38 · 2020: 32 · 2019: 25 · 2018: 33 · 2017: 35 · 2016: 25 · 2015: 21 · 2014: 25 · 2013: 35 · 2012: 27
FWCI
27.64
Type
journal article
Language
en
Open access
closed
Locations
  • The Lancet (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Heart Failure Treatment and Management
  • Health Sciences › Medicine › Epidemiology › Sepsis Diagnosis and Treatment
  • Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Cardiac Fibrosis and Remodeling
Keywords
chronic heart failure, endotoxin, lipopolysaccharide, endotoxemia, immune activation, peripheral edema, congestive heart failure, intestinal permeability, bacterial translocation, cytokines, inflammation, diuretic therapy
MeSH terms
Lipopolysaccharide-Binding Protein, Acute-Phase Proteins, Carrier Proteins, Diuretics, Edema, Cardiac, Endotoxins, Heart Failure, Humans, Membrane Glycoproteins, Middle Aged, Prospective Studies, Time Factors, Cohort Studies, Cytokines, Bacterial Translocation, Endotoxemia

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