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dc.contributor.authorCarvalho, Amandda Évelin Silva de-
dc.contributor.authorOliveira, Nakaly Natiely de-
dc.contributor.authorMachado, Julia Viana Lafetá-
dc.contributor.authorMoreira, Daniel Carneiro-
dc.contributor.authorBrand, Guilherme Dotto-
dc.contributor.authorLeite, José Roberto de Souza de Almeida-
dc.contributor.authorPlácido, Alexandra-
dc.contributor.authorEaton, Peter-
dc.contributor.authorAraújo, Felipe Saldanha de-
dc.date.accessioned2024-07-02T11:06:04Z-
dc.date.available2024-07-02T11:06:04Z-
dc.date.issued2023-07-01-
dc.identifier.citationCARVALHO, Amandda Évelin Silva et al. The peptide salamandrin-I modulates components involved in Pyroptosis and induces cell death in human leukemia cell line HL-60. Pharmaceutics, [S. l.], 15, n. 7, 1864, 2023. DOI: https://doi.org/10.3390/pharmaceutics15071864. Disponível em: https://www.mdpi.com/1999-4923/15/7/1864. Acesso em: 02 jul. 2024.pt_BR
dc.identifier.urihttp://repositorio2.unb.br/jspui/handle/10482/48493-
dc.language.isoengpt_BR
dc.publisherMDPIpt_BR
dc.rightsAcesso Abertopt_BR
dc.titleThe peptide salamandrin-I modulates components involved in Pyroptosis and induces cell death in human leukemia cell line HL-60pt_BR
dc.typeArtigopt_BR
dc.subject.keywordPeptídeospt_BR
dc.subject.keywordAntioxidantespt_BR
dc.subject.keywordSalamandrapt_BR
dc.subject.keywordLeucemiapt_BR
dc.subject.keywordPiroptosept_BR
dc.subject.keywordAnfíbiopt_BR
dc.rights.license© 2023 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https:// creativecommons.org/licenses/by/ 4.0/).pt_BR
dc.identifier.doihttps://doi.org/10.3390/pharmaceutics15071864pt_BR
dc.description.abstract1Amphibian secretions have been extensively investigated for the production of bioactive molecules. Salamandrin-I is an antioxidant peptide, isolated from the skin secretion of the fire salamander, that has induced no toxicity in microglia or erythrocytes. Importantly, the administration of antioxidants may constitute an adequate therapeutic approach to cancer treatment. Here, with the purpose of better characterizing the therapeutic potential of salamandrin-I, we investigated whether this antioxidant peptide also exerts anticancer activity, using the human leukemia cell line HL-60 as a cancer model. Salamandrin-I treatment induced a significant reduction in HL-60 proliferation, which was accompanied by cell cycle arrest. Furthermore, the peptide-induced cell death showed a significant increase in the LDH release in HL-60 cells. The cellular toxicity exerted by salamandrin-I is possibly related to pyroptosis, since the HL-60 cells showed loss of mitochondrial membrane potential and hyperexpression of inflammasome components following the peptide treatment. This is the first demonstration of the anticancer potential of the salamandrin-I peptide. Such results are important, as they offer relevant insights into the field of cancer therapy and allow the design of future bioactive molecules using salamandrin-I as a template.pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0003-1961-7281pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0002-1096-3236pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0003-1821-1992pt_BR
dc.contributor.affiliationUniversity of Brasilia, Faculty of Health Sciences, Laboratory of Hematology and Stem Cells (LHCT)pt_BR
dc.contributor.affiliationUniversity of Brasilia, Faculty of Health Sciences, Laboratory of Hematology and Stem Cells (LHCT)pt_BR
dc.contributor.affiliationUniversity of Brasilia, Faculty of Health Sciences, Laboratory of Hematology and Stem Cells (LHCT)pt_BR
dc.contributor.affiliationUniversity of Brasilia, Faculty of Medicine, Research Center in Morphology and Applied Immunology, NuPMIApt_BR
dc.contributor.affiliationUniversity of Brasilia, Institute of Chemistrypt_BR
dc.contributor.affiliationUniversity of Brasilia, Faculty of Medicine, Research Center in Morphology and Applied Immunology, NuPMIApt_BR
dc.contributor.affiliationUniversity of Porto, Faculty of Sciences, Department of Chemistry and Biochemistry, LAQV/REQUIMTEpt_BR
dc.contributor.affiliationUniversity of Lincoln, School of Chemistry, The Bridgept_BR
dc.contributor.affiliationUniversity of Brasilia, Faculty of Health Sciences, Laboratory of Hematology and Stem Cells (LHCT)pt_BR
dc.description.unidadeFaculdade de Ciências da Saúde (FS)pt_BR
dc.description.unidadeDepartamento de Farmácia (FS FAR)pt_BR
dc.description.unidadeFaculdade de Medicina (FM)pt_BR
dc.description.unidadeInstituto de Química (IQ)pt_BR
dc.description.ppgPrograma de Pós-Graduação em Patologia Molecularpt_BR
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