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Human adipose tissue mesenchymal stromal cells and their extracellular vesicles act differentially on lung mechanics and inflammation in experimental allergic asthma

Overview of attention for article published in Stem Cell Research & Therapy, June 2017
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  • Above-average Attention Score compared to outputs of the same age and source (52nd percentile)

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Title
Human adipose tissue mesenchymal stromal cells and their extracellular vesicles act differentially on lung mechanics and inflammation in experimental allergic asthma
Published in
Stem Cell Research & Therapy, June 2017
DOI 10.1186/s13287-017-0600-8
Pubmed ID
Authors

Ligia Lins de Castro, Debora Gonçalves Xisto, Jamil Zola Kitoko, Fernanda Ferreira Cruz, Priscilla Christina Olsen, Patricia Albuquerque Garcia Redondo, Tatiana Paula Teixeira Ferreira, Daniel Jay Weiss, Marco Aurélio Martins, Marcelo Marcos Morales, Patricia Rieken Macedo Rocco

Abstract

Asthma is a chronic inflammatory disease that can be difficult to treat due to its complex pathophysiology. Most current drugs focus on controlling the inflammatory process, but are unable to revert the changes of tissue remodeling. Human mesenchymal stromal cells (MSCs) are effective at reducing inflammation and tissue remodeling; nevertheless, no study has evaluated the therapeutic effects of extracellular vesicles (EVs) obtained from human adipose tissue-derived MSCs (AD-MSC) on established airway remodeling in experimental allergic asthma. C57BL/6 female mice were sensitized and challenged with ovalbumin (OVA). Control (CTRL) animals received saline solution using the same protocol. One day after the last challenge, each group received saline, 10(5) human AD-MSCs, or EVs (released by 10(5) AD-MSCs). Seven days after treatment, animals were anesthetized for lung function assessment and subsequently euthanized. Bronchoalveolar lavage fluid (BALF), lungs, thymus, and mediastinal lymph nodes were harvested for analysis of inflammation. Collagen fiber content of airways and lung parenchyma were also evaluated. In OVA animals, AD-MSCs and EVs acted differently on static lung elastance and on BALF regulatory T cells, CD3(+)CD4(+) T cells, and pro-inflammatory mediators (interleukin [IL]-4, IL-5, IL-13, and eotaxin), but similarly reduced eosinophils in lung tissue, collagen fiber content in airways and lung parenchyma, levels of transforming growth factor-β in lung tissue, and CD3(+)CD4(+) T cell counts in the thymus. No significant changes were observed in total cell count or percentage of CD3(+)CD4(+) T cells in the mediastinal lymph nodes. In this immunocompetent mouse model of allergic asthma, human AD-MSCs and EVs effectively reduced eosinophil counts in lung tissue and BALF and modulated airway remodeling, but their effects on T cells differed in lung and thymus. EVs may hold promise for asthma; however, further studies are required to elucidate the different mechanisms of action of AD-MSCs versus their EVs.

X Demographics

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The data shown below were collected from the profiles of 4 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 79 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 79 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 14 18%
Researcher 14 18%
Student > Master 9 11%
Student > Bachelor 9 11%
Student > Postgraduate 4 5%
Other 10 13%
Unknown 19 24%
Readers by discipline Count As %
Biochemistry, Genetics and Molecular Biology 19 24%
Medicine and Dentistry 12 15%
Agricultural and Biological Sciences 5 6%
Immunology and Microbiology 5 6%
Pharmacology, Toxicology and Pharmaceutical Science 3 4%
Other 12 15%
Unknown 23 29%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 3. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 28 March 2018.
All research outputs
#13,527,710
of 23,342,232 outputs
Outputs from Stem Cell Research & Therapy
#949
of 2,454 outputs
Outputs of similar age
#156,863
of 316,857 outputs
Outputs of similar age from Stem Cell Research & Therapy
#30
of 63 outputs
Altmetric has tracked 23,342,232 research outputs across all sources so far. This one is in the 41st percentile – i.e., 41% of other outputs scored the same or lower than it.
So far Altmetric has tracked 2,454 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 5.1. This one has gotten more attention than average, scoring higher than 59% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 316,857 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 49th percentile – i.e., 49% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 63 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 52% of its contemporaries.