Evidence map›Paper›PMID 34476772›Full record

ReviewInfectious diseases and therapy2021

Current Stage in the Development of Klebsiella pneumoniae Vaccines.

Lucas Assoni, Raquel Girardello, Thiago Rojas Converso, Michelle Darrieux

Open access · goldAbstract readReview
In one paragraph

Review in Infectious diseases and therapy, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed, 1 pooled it
5.8field-weighted citation impact, top 2% 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

77 citing papers in PubMed, 1 synthesis or guideline pooled it, 129 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. ElevatedEmerging microbes & infections · 2026
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  12. Materials today. Bio · 2026
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  15. Variable progressive behavior ofFrontiers in immunology · 2026
    Article
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17 more citing papers are in PubMed but not listed here.

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 at 1 institution in 1 country.

Lucas AssoniLaboratório de Biologia Molecular de Microrganismos, Universidade São Francisco, Bragança Paulista, Brazil.
Raquel GirardelloLaboratório de Biologia Molecular de Microrganismos, Universidade São Francisco, Bragança Paulista, Brazil.
Thiago Rojas ConversoLaboratório de Biologia Molecular de Microrganismos, Universidade São Francisco, Bragança Paulista, Brazil.
Michelle DarrieuxLaboratório de Biologia Molecular de Microrganismos, Universidade São Francisco, Bragança Paulista, Brazil. sampaiomichelle@uol.com.br.ORCID http://orcid.org/0000-0002-7829-3435
Universidade São Francisco · BR

Funding

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior 88887.601281/2021-00
6 · The paper itself

Abstract

Klebsiella pneumoniae is a bacterium capable of colonizing mucous membranes, causing serious infections. Widespread antibiotic resistance in K. pneumoniae-either through intrinsic mechanisms or via acquisition from different species, especially in hospital environments-limits the therapeutic options against this pathogen, further aggravating the disease burden. To date, there are no vaccines available against K. pneumoniae infection. Although formulations based on capsular polysaccharides have been proposed, the high variability in capsular serotypes limits vaccine coverage. Recombinant vaccines based on surface exposed bacterial antigens are a promising alternative owing to their conservation among different serotypes and accessibility to the immune system. Many vaccine candidates have been proposed, some of which have reached clinical trials. The present review summarizes the current status of K. pneumoniae vaccine development. Different strategies including whole cell vaccines, outer membrane vesicles (OMVs), ribosome, polysaccharide, lipopolysaccharide (LPS), and protein-based formulations are discussed. The contribution of antibody and cell-mediated responses is also presented. In summary, K. pneumoniae vaccines are feasible and a promising strategy to prevent infections and to reduce the antimicrobial resistance burden worldwide.

Indexed as

EnterobacteriaceaeKlebsiella pneumoniaeVaccination coverageVaccines

Identifiers

PMID34476772
PMCPMC8412853
OpenAlexW3198304721

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.