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Expression of annexin A1 in Leishmania-infected skin and its correlation with histopathological features

Overview of attention for article published in Revista da Sociedade Brasileira de Medicina Tropical, October 2015
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Title
Expression of annexin A1 in Leishmania-infected skin and its correlation with histopathological features
Published in
Revista da Sociedade Brasileira de Medicina Tropical, October 2015
DOI 10.1590/0037-8682-0183-2015
Pubmed ID
Authors

Helen Aguiar Lemes da Silva, Gabriel Silva de Lima, Mariana Côrtes Boité, Renato Porrozzi, Marcia Hueb, Amilcar Sabino Damazo

Abstract

The aim of this study was quantify annexin A1 expression in macrophages and cluster of differentiation 4 (CD4) + and cluster of differentiation 8 (CD8)+ T cells from the skin of patients with cutaneous leishmaniasis (n=55) and correlate with histopathological aspects. Infecting species were identified by polymerase chain reaction-restriction fragment length polymorphism, and expression of annexin A1 was analyzed by immunofluorescence. All patients (n = 55) were infected with Leishmania braziliensis . Annexin A1 was expressed more abundantly in CD163 + macrophages in infected skin (p < 0.0001) than in uninfected skin. In addition, macrophages in necrotic exudative reaction lesions expressed annexin A1 at higher levels than those observed in granulomatous (p < 0.01) and cellular lesions p < 0.05). This difference might be due to the need to clear both parasites and necrotic tissue from necrotic lesions. CD4 + cells in cellular lesions expressed annexin A1 more abundantly than did those in necrotic (p < 0.05) and granulomatous lesions (p < 0.01). Expression in CD8 + T cells followed the same trend. These differences might be due to the pervasiveness of lymphohistiocytic and plasmacytic infiltrate in cellular lesions. Annexin A1 is differentially expressed in CD163 + macrophages and T cells depending on the histopathological features of Leishmania -infected skin, which might affect cell activation.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 24 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 24 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 5 21%
Student > Master 5 21%
Student > Ph. D. Student 3 13%
Student > Bachelor 1 4%
Student > Doctoral Student 1 4%
Other 1 4%
Unknown 8 33%
Readers by discipline Count As %
Immunology and Microbiology 4 17%
Agricultural and Biological Sciences 3 13%
Veterinary Science and Veterinary Medicine 2 8%
Social Sciences 2 8%
Chemical Engineering 1 4%
Other 2 8%
Unknown 10 42%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. 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 01 November 2015.
All research outputs
#22,759,452
of 25,374,647 outputs
Outputs from Revista da Sociedade Brasileira de Medicina Tropical
#953
of 1,193 outputs
Outputs of similar age
#245,759
of 286,876 outputs
Outputs of similar age from Revista da Sociedade Brasileira de Medicina Tropical
#7
of 15 outputs
Altmetric has tracked 25,374,647 research outputs across all sources so far. This one is in the 1st percentile – i.e., 1% of other outputs scored the same or lower than it.
So far Altmetric has tracked 1,193 research outputs from this source. They receive a mean Attention Score of 2.9. This one is in the 1st percentile – i.e., 1% of its peers scored the same or lower than it.
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We're also able to compare this research output to 15 others from the same source and published within six weeks on either side of this one. This one is in the 1st percentile – i.e., 1% of its contemporaries scored the same or lower than it.