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Efeitos da terapia fotodinâmica antimicrobiana em leveduras do gênero Candida / Effects of antimicrobial photodynamic therapy on Candida yeasts
Majewski, Marta; Jorge, Antonio Olavo Cardoso; Junqueira, Juliana Campos.
  • Majewski, Marta; São Paulo State University. School of Dentistry of São José dos Campos. Department of Biosciences and Oral Diagnosis. São José dos Campos. BR
  • Jorge, Antonio Olavo Cardoso; São Paulo State University. School of Dentistry of São José dos Campos. Department of Biosciences and Oral Diagnosis. São José dos Campos. BR
  • Junqueira, Juliana Campos; São Paulo State University. School of Dentistry of São José dos Campos. Department of Biosciences and Oral Diagnosis. São José dos Campos. BR
Article in Portuguese | LILACS | ID: lil-758434
RESUMO
O objetivo deste estudo foi avaliar os efeitos da terapia fotodinâmica utilizando azul de metileno em cepas de Candida, Foram estudados 5 C, albicans, 4 C, tropicalis , 4 C, glabrata, 2 C, parapsilosis, 2 C, kefyr, 1 C, stellatoidea, 1 C, krusei e 1 C, lipolytica, Cada cepa foi submetida a quatro condições experimentais laser e azul de metileno (L+F+), irradiação com laser (L+F-), tratamento com azul de metileno (L-F+) e tratamento com soro fisiológico como grupo de controle (L-F-), Após o tratamento de cada cepa diluições seriadas e plaqueamento em Sabouraud dextrose agar foram realizadas, Os dados de unidades formadoras de colônias por mililitro (CFU/ml) foram analisados pelos testes de ANOVA e Tukey (p <0,05), Os resultados sugerem que os grupos tratados com laser (L+F+ e L+F-) apresentaram médias de UFC/ml (Log) inferiores aos grupos tratados sem laser (L-F- e L-F+), O grupo com a terapia fotodinâmica (L+F+) apresentou uma média de CFU/ml (Log) semelhante ao grupo (L+F-), Concluiu-se que as cepas de Candida analisadas foram sensíveis à irradiação do laser de baixa potência na presença ou ausencia do azul de metileno...
ABSTRACT
The aim of this study was to evaluate the effects of photodynamic therapy using methylene blue on Candida strains. Were studied 5 C. albicans, 4 C. tropicalis, 4 C. glabrata 2 C. parapsilosis, 2 C. kefyr, 1 C. stellatoidea, 1 C. krusei and 1 C. lipolytica. Each strain was underwent to four experimental conditions methylene blue laser (L+P+) irradiation with laser (L+P-), treatment with methylene blue (L-P+), and treatment with saline as control group (L-P-). After treatment of each strain and plating serial dilutions on Sabouraud dextrose agar were performed. The data from colony forming units per milliliter (CFU/ml) were analyzed by ANOVA and Tukey test (p <0.05). The results suggest that the groups treated with laser (L+ P+ and L+P-) showed average CFU/ml (Log) lower than without laser treatment groups (L-F- e L-F+). The group with photodynamic therapy (L+P+) showed an average CFU/ml (Log) similar to the group (L+P-). It was concluded that the strains of Candida analyzed were sensitive to laser irradiation of low power in the presence or absence of methylene blue...
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Full text: Available Index: LILACS (Americas) Main subject: Photochemotherapy / Candida / Enzyme Inhibitors / Methylene Blue Limits: Humans Language: Portuguese Journal: Rev. ciênc. farm. básica apl Journal subject: Pharmacology Year: 2015 Type: Article Affiliation country: Brazil Institution/Affiliation country: São Paulo State University/BR

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Full text: Available Index: LILACS (Americas) Main subject: Photochemotherapy / Candida / Enzyme Inhibitors / Methylene Blue Limits: Humans Language: Portuguese Journal: Rev. ciênc. farm. básica apl Journal subject: Pharmacology Year: 2015 Type: Article Affiliation country: Brazil Institution/Affiliation country: São Paulo State University/BR