Evidence map›Paper›PMID 40561148›Full record

SynthesisPLoS neglected tropical diseases2025

A systematic review of the immuno-inflammatory dysfunction secondary to viral hemorrhagic fevers; Ebola and Lassa fever.

Samuel Ficenec, Nell Bond, Jerry Zifodya, John Schieffelin

Abstract readSystematic Review
In one paragraph

Synthesis in PLoS neglected tropical diseases, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Review
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

4 authors.

Samuel FicenecDepartment of Internal Medicine, Tulane University School of Medicine, New Orleans, Louisiana, United States of America.ORCID 0000-0002-4570-201X
Nell BondSection of Infectious Diseases, Department of Pediatric Medicine, Tulane University School of Medicine, New Orleans, Louisiana, United States of America.
Jerry ZifodyaSection of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Tulane University School of Medicine, New Orleans, Louisiana, United States of America.
John SchieffelinSection of Infectious Diseases, Department of Pediatric Medicine, Tulane University School of Medicine, New Orleans, Louisiana, United States of America.

Funding

Tulane StARR ProgramR38HL155774 · NHLBI · TULANE UNIVERSITY OF LOUISIANA · PI JAY K KOLLS, Marie Krousel-Wood · 2021 to 2026
$1.5M
NHLBI NIH HHS R38 HL155774
6 · The paper itself

Abstract

The viral hemorrhagic fevers Ebola and Lassa fever are endemic to Sub-Saharan Africa. Both viruses are characterized by high case fatality risk and lifelong debilitating sequelae including blindness and deafness. However, despite these findings the mechanisms of disease and pathogenesis through which these viruses act remain poorly understood. The objective of this systematic review was to synthesize known data regarding both acute and chronic immune-inflammatory dysfunction. A comprehensive search strategy was conducted from July 2022- August 2024. A total of 1,587 articles were identified and evaluated for inclusion. In total 49 Ebola specific and 31 Lassa fever articles were included in this review. The results of this study found considerable dysregulation in immune-inflammatory homeostasis. Specifically, Ebola was found to induce increased concentrations of molecules associated with immune cell recruitment and migration during acute disease. In addition, the virus led to reduction in innate cell populations and expansion of T-cell population frequencies across disease outcomes. Studies of Lassa fever also demonstrated considerable immune dysregulation. However, given the relative lack of studies the exact mechanism of disease is unclear. Among disease survivors, both viruses demonstrate persistent chronic immune dysregulation years following disease onset. However, associating these findings with post-viral syndromes is controversial.

Indexed as

Hemorrhagic Fever, EbolaInflammationLassa FeverEbolavirusHumansLassa virus

Identifiers

PMID40561148
PMCPMC12240328

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.