Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva

Menthol-loaded PLGA micro/nanospheres were synthesized using the multiple emulsion/solvent evaporation technique. Parameters such as stirring rate, external surfactant content, PLGA/menthol weight ratio, solvent evaporation and lyophilization time were evaluated as well as the degradation of micro/n...

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Main Authors: Juliana Pelisoli Holz, Marcia Karpinski Bottene, Vanusca Dalosto Jahno, Sandra Einloft, Rosane Ligabue
Format: Article
Language:English
Published: Associação Brasileira de Metalurgia e Materiais (ABM); Associação Brasileira de Cerâmica (ABC); Associação Brasileira de Polímeros (ABPol) 2018-02-01
Series:Materials Research
Subjects:
Online Access:http://www.scielo.br/pdf/mr/v21n2/1516-1439-mr-1980-5373-MR-2017-0488.pdf
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author Juliana Pelisoli Holz
Marcia Karpinski Bottene
Vanusca Dalosto Jahno
Sandra Einloft
Rosane Ligabue
author_facet Juliana Pelisoli Holz
Marcia Karpinski Bottene
Vanusca Dalosto Jahno
Sandra Einloft
Rosane Ligabue
author_sort Juliana Pelisoli Holz
collection DOAJ
description Menthol-loaded PLGA micro/nanospheres were synthesized using the multiple emulsion/solvent evaporation technique. Parameters such as stirring rate, external surfactant content, PLGA/menthol weight ratio, solvent evaporation and lyophilization time were evaluated as well as the degradation of micro/nanospheres in an artificial saliva medium. The menthol/PLGA micro/nanospheres thus obtained had a size distribution of between 217 nm and 13 µm and particles with spherical and dense morphology were evidenced by SEM micrographs. FTIR and TGA data showed an increase up to 60% of menthol incorporated in the micro/nanoparticles. The degradation of menthol-loaded PLGA micro/nanoparticles in artificial saliva significantly affected the particles morphology and appears to be an effective medium for releasing menthol.
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publishDate 2018-02-01
publisher Associação Brasileira de Metalurgia e Materiais (ABM); Associação Brasileira de Cerâmica (ABC); Associação Brasileira de Polímeros (ABPol)
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spelling doaj.art-3c7b7f24dfe441bab4e62bad9c8065502022-12-22T04:09:19ZengAssociação Brasileira de Metalurgia e Materiais (ABM); Associação Brasileira de Cerâmica (ABC); Associação Brasileira de Polímeros (ABPol)Materials Research1516-14392018-02-0121210.1590/1980-5373-mr-2017-0488Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial SalivaJuliana Pelisoli HolzMarcia Karpinski BotteneVanusca Dalosto JahnoSandra Einlofthttps://orcid.org/0000-0003-1364-0325Rosane LigabueMenthol-loaded PLGA micro/nanospheres were synthesized using the multiple emulsion/solvent evaporation technique. Parameters such as stirring rate, external surfactant content, PLGA/menthol weight ratio, solvent evaporation and lyophilization time were evaluated as well as the degradation of micro/nanospheres in an artificial saliva medium. The menthol/PLGA micro/nanospheres thus obtained had a size distribution of between 217 nm and 13 µm and particles with spherical and dense morphology were evidenced by SEM micrographs. FTIR and TGA data showed an increase up to 60% of menthol incorporated in the micro/nanoparticles. The degradation of menthol-loaded PLGA micro/nanoparticles in artificial saliva significantly affected the particles morphology and appears to be an effective medium for releasing menthol.http://www.scielo.br/pdf/mr/v21n2/1516-1439-mr-1980-5373-MR-2017-0488.pdfemulsionmentholmicro/nanospheresPLGA
spellingShingle Juliana Pelisoli Holz
Marcia Karpinski Bottene
Vanusca Dalosto Jahno
Sandra Einloft
Rosane Ligabue
Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva
Materials Research
emulsion
menthol
micro/nanospheres
PLGA
title Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva
title_full Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva
title_fullStr Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva
title_full_unstemmed Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva
title_short Menthol-loaded PLGA Micro and Nanospheres: Synthesis, Characterization and Degradation in Artificial Saliva
title_sort menthol loaded plga micro and nanospheres synthesis characterization and degradation in artificial saliva
topic emulsion
menthol
micro/nanospheres
PLGA
url http://www.scielo.br/pdf/mr/v21n2/1516-1439-mr-1980-5373-MR-2017-0488.pdf
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