Publication: Evaluation of Stryphnodendron polyphyllum (Mart.) pollen as antioxidant and antibacterial potential
Authors
Nogueira Oliveira Albuquerque, Rafael ; Gomes Martins, Carlos Henrique ; de Souza, Jonathan Henrique ; de Melo Sacramento, Verônica ; Alves de Oliveira, Dario ; Farias de Melo-Júnior, Afrânio ; Veiga Menezes, Elytania ; Fernandes Souza, Luciano ; de Andrade Royo, Vanessa
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Publisher
Universidad de Murcia. Servicio de publicaciones
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DOI
http://dx.doi.org/10.6018/analesbio.45.04
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info:eu-repo/semantics/article
Description
Abstract
El polen de Stryphnodendron polyphyllum, conocido como barbatimão, es un problema para los apicultores con apiarios cerca de la
planta, por la toxicidad para las abejas. El objetivo fue evaluar la
actividad antioxidante, antibacteriana y determinar fenoles totales y
taninos en el extracto etanólico. La actividad antioxidante se evaluó por método DPPH. La actividad antibacteriana por método de
microdilución. Los taninos totales y fenoles se determinaron por
método espectrofotométrico. Se identificó actividad inhibitoria y
bactericida para E. coli, P. aeruginosa, S. mutans, S. sobrinus, S.
sanguinis, S. salivarius y L. paracasei. Se determinó EC50 de 7.42-
mg/mL en la actividad antioxidante. Para compuestos fenólicos y
tánicos, por comparación con curva de calibración, 3,12±0,005g/
100g de muestra como ácido gálico y 7,3±0,03g/100g como ácido
tánico. Se realizó cromatografía líquida de alta resolución para obtener el perfil cromatográfico.
Pollen from Stryphnodendron polyphyllum, known as barbatimão, is a problem for beekeepers who have apiaries close to the plant, due to toxicity for bees. The objective was to evaluate the antioxidant, antibacterial activity and determine total phenols and tannins in ethanolic extract. Antioxidant activity was evaluated by DPPH method. Antibacterial activity was performed by microdilution method. Total tannins and phenols were determined by spectrophotometric method. We had results inhibitory and bactericidal activity for E. coli, P. aeruginosa, S. mutans, S. sobrinus, S. sanguinis, S. salivarius and L. paracasei. EC50 of 7.42mg/mL was determined in the antioxidant activity. For phenolic and tannic compounds, the results, by comparison of calibration curve, were 3.12±0.005g/100g expressed as gallic acid and 7.3±0.03g/100g expressed as tannic acid. High performance liquid chromatography was performed to obtain the chromatographic profile.
Pollen from Stryphnodendron polyphyllum, known as barbatimão, is a problem for beekeepers who have apiaries close to the plant, due to toxicity for bees. The objective was to evaluate the antioxidant, antibacterial activity and determine total phenols and tannins in ethanolic extract. Antioxidant activity was evaluated by DPPH method. Antibacterial activity was performed by microdilution method. Total tannins and phenols were determined by spectrophotometric method. We had results inhibitory and bactericidal activity for E. coli, P. aeruginosa, S. mutans, S. sobrinus, S. sanguinis, S. salivarius and L. paracasei. EC50 of 7.42mg/mL was determined in the antioxidant activity. For phenolic and tannic compounds, the results, by comparison of calibration curve, were 3.12±0.005g/100g expressed as gallic acid and 7.3±0.03g/100g expressed as tannic acid. High performance liquid chromatography was performed to obtain the chromatographic profile.
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Citation
Anales de Biología, vol.45, (2023)
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