Evidence map›Paper›PMID 39082522›Full record

ArticleRevista da Sociedade Brasileira de Medicina Tropical2024

Analysis of clinical cure outcome, macrophages number, cytokines levels and expression of annexin-A1 in the cutaneous infection in patients with Leishmania braziliensis.

Joselina Maria da Silva, Helen Aguiar Lemes da Silva, Ana Lucia Carneiro Sarmento, Marcia Hueb, Amílcar Sabino Damazo

Abstract read
In one paragraph

Article in Revista da Sociedade Brasileira de Medicina Tropical, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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2 · The registry

The trial behind it

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3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

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4 · The record

Corrections and comments

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5 · Who and what money

Authors and funding

5 authors.

Joselina Maria da SilvaUniversidade Federal de Mato Grosso, Faculdade de Medicina, Programa de Pós-graduação em Ciências da Saúde, Cuiabá, MT, Brasil.ORCID http://orcid.org/0000-0002-6100-2873
Helen Aguiar Lemes da SilvaUniversidade Federal de Mato Grosso, Faculdade de Medicina, Programa de Pós-graduação em Ciências da Saúde, Cuiabá, MT, Brasil.ORCID http://orcid.org/0000-0002-2070-4115
Ana Lucia Carneiro SarmentoUniversidade de Brasília, Faculdade de Medicina, Brasília, DF, Brasil.ORCID http://orcid.org/0009-0007-7465-1577
Marcia HuebUniversidade Federal de Mato Grosso, Faculdade de Medicina, Departamento de Clínica Médica, Cuiabá, MT, Brasil.ORCID http://orcid.org/0000-0003-1990-458X
Amílcar Sabino DamazoUniversidade Federal de Mato Grosso, Faculdade de Medicina, Programa de Pós-graduação em Ciências da Saúde, Cuiabá, MT, Brasil.ORCID http://orcid.org/0000-0003-2323-008X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLeishmania braziliensis, a protozoan prevalent in Brazil, is the known causative agent of cutaneous leishmaniasis (CL). The activation of M1 macrophages is a pivotal factor in the host's ability to eliminate the parasite, whereas M2 macrophages may facilitate parasite proliferation. This study analyzed the clinical outcomes of CL and the patients' immunological profiles, focusing on the prevalence of M1 and M2 macrophages, cytokine production, and annexin-A1 (ANXA1) expression in the lesion.

methodsData were obtained by polymerase chain reaction (PCR) and histopathological, immunofluorescence, and cytokine analyses.

resultsPatients with exudative and cellular reaction-type (ECR)-type lesions that healed within 90 days showed a significant increase in M1. Conversely, patients with ECR and exudative and granulomatous reaction (EGR)types, who healed within 180 days, showed an elevated number of M2. Cytokines interferon (IFN)-γ and tumor necrosis factor (TNF)-α were higher in ECR lesions that resolved within 90 days (P<0.05). In contrast, IL-9 and IL-10 levels significantly increased in both ECR and EGR lesions that healed after 180 days (P<0.001). The production of IL-21, IL-23 and TGF-β was increased in patients with ECR or EGR lesions that healed after 180 days (P<0.05). The expression of ANXA1 was higher in M2 within ECR-type lesions in patients who healed after 180 days (P<0.05).

conclusionsThese findings suggest that the infectious microenvironment induced by L. braziliensis affects the differentiation of M1 and M2 macrophages, cytokine release, and ANXA1 expression, thereby influencing the healing capacity of patients. Therefore, histopathological and immunological investigations may improve the selection of CL therapy.

Indexed as

Annexin A1CytokinesLeishmania braziliensisLeishmaniasis, CutaneousMacrophagesAdolescentAdultFemaleHumansMaleMiddle AgedPolymerase Chain ReactionYoung AdultAnnexin A1Cytokines

Identifiers

PMID39082522
PMCPMC11290842

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