In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum
ABSTRACT Leishmania infantum is an etiologic agent of visceral leishmaniasis. This disease is a neglected disease that can be fatal if not treated and additionally, the few therapeutic option present several drawbacks, including difficult route of administration and toxicity, which turn the search for new therapeutic alternatives necessary. Herein, we evaluated the leishmanicidal in vitro activity of the solanum extract from Solanum lycocarpum A. St.-Hil., Solanaceae, and the isolated alkaloids solasodine, solamargine and solasonine against promastigotes and intracellular amastigotes of L. infantum. Solasodine (IC50-pro = 4.7 µg/ml; IC50-ama = 10.8 µg/ml) and solamargine (IC50-pro = 8.1 µg/ml; IC50-ama = 3.0 µg/ml) exhibited interesting leishmanicidal ativity. Solasonine was approximately four-times (Selective Index 3.7) more selective to the parasite than to the host cells. This data suggest that solasonine might be considered as a potential drug candidate for leishmaniasis treatment.
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Sociedade Brasileira de Farmacognosia
2018
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oai:scielo:S0102-695X20180006006732018-11-13In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantumClementino,Leandro da CostaVelásquez,Angela Maria ArenasPassalacqua,Thais GabanAlmeida,Leticia deGraminha,Marcia A.S.Martins,Gilmarcio Z.Salgueiro,LígiaCavaleiro,CarlosSousa,Maria do CéuMoreira,Raquel R.D. Neglected disease Glycoalkaloids Visceral leishmaniasis Solasonine Solamargine Solasodine ABSTRACT Leishmania infantum is an etiologic agent of visceral leishmaniasis. This disease is a neglected disease that can be fatal if not treated and additionally, the few therapeutic option present several drawbacks, including difficult route of administration and toxicity, which turn the search for new therapeutic alternatives necessary. Herein, we evaluated the leishmanicidal in vitro activity of the solanum extract from Solanum lycocarpum A. St.-Hil., Solanaceae, and the isolated alkaloids solasodine, solamargine and solasonine against promastigotes and intracellular amastigotes of L. infantum. Solasodine (IC50-pro = 4.7 µg/ml; IC50-ama = 10.8 µg/ml) and solamargine (IC50-pro = 8.1 µg/ml; IC50-ama = 3.0 µg/ml) exhibited interesting leishmanicidal ativity. Solasonine was approximately four-times (Selective Index 3.7) more selective to the parasite than to the host cells. This data suggest that solasonine might be considered as a potential drug candidate for leishmaniasis treatment.info:eu-repo/semantics/openAccessSociedade Brasileira de FarmacognosiaRevista Brasileira de Farmacognosia v.28 n.6 20182018-12-01info:eu-repo/semantics/articletext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0102-695X2018000600673en10.1016/j.bjp.2018.07.008 |
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Clementino,Leandro da Costa Velásquez,Angela Maria Arenas Passalacqua,Thais Gaban Almeida,Leticia de Graminha,Marcia A.S. Martins,Gilmarcio Z. Salgueiro,Lígia Cavaleiro,Carlos Sousa,Maria do Céu Moreira,Raquel R.D. |
spellingShingle |
Clementino,Leandro da Costa Velásquez,Angela Maria Arenas Passalacqua,Thais Gaban Almeida,Leticia de Graminha,Marcia A.S. Martins,Gilmarcio Z. Salgueiro,Lígia Cavaleiro,Carlos Sousa,Maria do Céu Moreira,Raquel R.D. In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum |
author_facet |
Clementino,Leandro da Costa Velásquez,Angela Maria Arenas Passalacqua,Thais Gaban Almeida,Leticia de Graminha,Marcia A.S. Martins,Gilmarcio Z. Salgueiro,Lígia Cavaleiro,Carlos Sousa,Maria do Céu Moreira,Raquel R.D. |
author_sort |
Clementino,Leandro da Costa |
title |
In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum |
title_short |
In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum |
title_full |
In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum |
title_fullStr |
In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum |
title_full_unstemmed |
In vitro activities of glycoalkaloids from the Solanum lycocarpum against Leishmania infantum |
title_sort |
in vitro activities of glycoalkaloids from the solanum lycocarpum against leishmania infantum |
description |
ABSTRACT Leishmania infantum is an etiologic agent of visceral leishmaniasis. This disease is a neglected disease that can be fatal if not treated and additionally, the few therapeutic option present several drawbacks, including difficult route of administration and toxicity, which turn the search for new therapeutic alternatives necessary. Herein, we evaluated the leishmanicidal in vitro activity of the solanum extract from Solanum lycocarpum A. St.-Hil., Solanaceae, and the isolated alkaloids solasodine, solamargine and solasonine against promastigotes and intracellular amastigotes of L. infantum. Solasodine (IC50-pro = 4.7 µg/ml; IC50-ama = 10.8 µg/ml) and solamargine (IC50-pro = 8.1 µg/ml; IC50-ama = 3.0 µg/ml) exhibited interesting leishmanicidal ativity. Solasonine was approximately four-times (Selective Index 3.7) more selective to the parasite than to the host cells. This data suggest that solasonine might be considered as a potential drug candidate for leishmaniasis treatment. |
publisher |
Sociedade Brasileira de Farmacognosia |
publishDate |
2018 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0102-695X2018000600673 |
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