Evidence map›Paper›PMID 21576323›Full record

ArticleInfection and immunity2011

Innate immune responses to systemic Acinetobacter baumannii infection in mice: neutrophils, but not interleukin-17, mediate host resistance.

Jessica M Breslow, Joseph J Meissler, Rebecca R Hartzell, Phillip B Spence, Allan Truant, John Gaughan, Toby K Eisenstein

Open access · greenAbstract read
In one paragraph

Article in Infection and immunity, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

70 citing papers in PubMed, 101 citations in OpenAlex.

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  15. DNA and cell biology · 2022
    Review
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10 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

7 authors at 1 institution in 1 country.

Jessica M BreslowCenter for Substance Abuse Research, Temple University School of Medicine, Philadelphia, PA 19140, USA.
Joseph J Meissler
Rebecca R Hartzell
Phillip B Spence
Allan Truant
John Gaughan
Toby K Eisenstein
Temple University · US

Funding

Pilot Projects Core (PPC)P30DA013429 · NIDA · TEMPLE UNIV OF THE COMMONWEALTH · PI Anjali M Rajadhyaksha · 2000 to 2026
$34.6M
TRAINING PROGRAM: DRUGS OF ABUSE RELATED NEUROPEPTIDEST32DA007237 · NIDA · TEMPLE UNIV OF THE COMMONWEALTH · PI ELLEN M UNTERWALD · 1988 to 2026
$10.6M
NIDA NIH HHS DA13429NIDA NIH HHS P30 DA013429NIDA NIH HHS T32 DA007237NIDA NIH HHS T32DA07237
6 · The paper itself

Abstract

Acinetobacter baumannii is a nosocomial pathogen with a high prevalence of multiple-drug-resistant strains, causing pneumonia and sepsis. The current studies further develop a systemic mouse model of this infection and characterize selected innate immune responses to the organism. Five clinical isolates, with various degrees of antibiotic resistance, were assessed for virulence in two mouse strains, and between male and female mice, using intraperitoneal infection. A nearly 1,000-fold difference in virulence was found between bacterial strains, but no significant differences between sexes or mouse strains were observed. It was found that microbes disseminated rapidly from the peritoneal cavity to the lung and spleen, where they replicated. A persistent septic state was observed. The infection progressed rapidly, with mortality between 36 and 48 h. Depletion of neutrophils with antibody to Ly-6G decreased mean time to death and increased mortality. Interleukin-17 (IL-17) promotes the response of neutrophils by inducing production of the chemokine keratinocyte-derived chemoattractant (KC/CXCL1), the mouse homolog of human IL-8. Acinetobacter infection resulted in biphasic increases in both IL-17 and KC/CXCL1. Depletion of neither IL-17 nor KC/CXCL1, using specific antibodies, resulted in a difference in bacterial burdens in organs of infected mice at 10 h postinfection. Comparison of bacterial burdens between IL-17a(-/-) and wild-type mice confirmed that the absence of this cytokine did not sensitize mice to Acinetobacter infection. These studies definitely demonstrate the importance of neutrophils in resistance to systemic Acinetobacter infection. However, neither IL-17 nor KC/CXCL1 alone is required for effective host defense to systemic infection with this organism.

Indexed as

Immunity, InnateAcinetobacter baumanniiAcinetobacter InfectionsAnimalsAnimal StructuresBacterial LoadDisease Models, AnimalFemaleHumansInterleukin-17MaleMiceMice, Inbred C3HMice, Inbred C57BLNeutrophilsSepsisInterleukin-17

Identifiers

PMID21576323
PMCPMC3147579
OpenAlexW2138806513

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.