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Cited by 331

The DOI matches its Crossref record; 30 of the 30 references it cites were found in a registry or an index.

Mesenchymal stem cells enhance survival and bacterial clearance in murine Escherichia coli pneumonia

Open access
Gupta, Naveen, Krasnodembskaya, Anna, Kapetanaki, Maria, Mouded, Majd, Tan, Xinping, Serikov, Vladimir, Matthay, Michael A·2012·Thorax

Abstract

RATIONALE: Bacterial pneumonia is the most common infectious cause of death worldwide and treatment is increasingly hampered by antibiotic resistance. Mesenchymal stem cells (MSCs) have been demonstrated to provide protection against acute inflammatory lung injury; however, their potential therapeutic role in the setting of bacterial pneumonia has not been well studied. OBJECTIVE: This study focused on testing the therapeutic and mechanistic effects of MSCs in a mouse model of Gram-negative pneumonia. METHODS AND RESULTS: Syngeneic MSCs from wild-type mice were isolated and administered via the intratracheal route to mice 4 h after the mice were infected with Escherichia coli. 3T3 fibroblasts and phosphate-buffered saline (PBS) were used as controls for all in vivo experiments. Survival, lung injury, bacterial counts and indices of inflammation were measured in each treatment group. Treatment with wild-type MSCs improved 48 h survival (MSC, 55%; 3T3, 8%; PBS, 0%; p<0.05 for MSC vs 3T3 and PBS groups) and lung injury compared with control mice. In addition, wild-type MSCs enhanced bacterial clearance from the alveolar space as early as 4 h after administration, an effect that was not observed with the other treatment groups. The antibacterial effect with MSCs was due, in part, to their upregulation of the antibacterial protein lipocalin 2. CONCLUSIONS: Treatment with MSCs enhanced survival and bacterial clearance in a mouse model of Gram-negative pneumonia. The bacterial clearance effect was due, in part, to the upregulation of lipocalin 2 production by MSCs.

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Metadata

Authors
Gupta, N., Krasnodembskaya, A., Kapetanaki, M., Mouded, M., Tan, X., Serikov, V., & Matthay, M. A.
Venue
Thorax
Publisher
BMJ
Published
2012-01-16
Volume
67
Issue
6
Pages
533-539
ISSN
  • 0040-6376 (ISSN-L)
  • 1468-3296
OpenAlex
W2159400425
Cited by
331
References
30
FWCI
10.83
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Mesenchymal stem cells enhance survival and bacterial clearance in murine Escherichia coli pneumonia. https://app.cochat.ai/papers/10.1136/thoraxjnl-2011-201176
The paper
Gupta, N., Krasnodembskaya, A., Kapetanaki, M., Mouded, M., Tan, X., Serikov, V., & Matthay, M. A. (2012). Mesenchymal stem cells enhance survival and bacterial clearance in murine Escherichia coli pneumonia. Thorax. https://doi.org/10.1136/thoraxjnl-2011-201176

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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