不同熟度番石榴果实提取物的抑菌活性、酚类及抗氧化剂含量

Cristina Santiago Ruiz, Viviana Noemi Nuricumbo Lievano, Mariana Gabriela Chapa Barrios, G. Gutiérrez, Arturo Velázquez
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引用次数: 2

摘要

摘要抗氧化剂和酚类化合物参与抗氧化过程,降低自由基的活性。Cuajilote (Parmentiera aculeata)是墨西哥恰帕斯州的一种作物,主要用作牛的饲料,未知水果可能含有的化合物,但许多研究表明这种水果已被用于治疗目的。因此,本研究的目的是评价花椒果肉和种子的抗氧化、抗菌和多酚含量。收集的果实按成熟程度(绿(G)、成熟青熟(MG)和成熟(R))进行分类。样品在40°C下干燥。从上述成熟度得到水提物、乙醇提物和甲醇提物。熟浆乙醇提取物具有较高的抗氧化活性,熟浆甲醇提取物具有较高的多酚含量,熟浆乙醇提取物具有较高的抗菌活性。果肉在成熟阶段具有较高的抗氧化活性和多酚浓度。Resumen。抗氧化剂的作用机制是:对抗氧化剂的作用机制是:对抗氧化剂的作用机制。墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所,墨西哥恰帕斯州农业研究所。Por lo tanto等人提出了一种新的研究方法,用于评价其抗氧化性、抗菌性和多酚性。Los frutos recoddos se classificaron por grado de maduracion (verde (G), maduro-verde-maduro (MG) y maduro (R))。在40°C的高温下,低温下的空气中含有大量的萃取物、代谢物和代谢物。黄芩提取物中抗氧化活性成分的研究本文研究了一种具有抗细菌活性和抗细菌活性的新方法,并对该方法进行了验证。猕猴桃果肉中多酚类化合物的抗氧化活性较高。
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Antimicrobial Activity, Phenolic and Antioxidant Content of Extracts from Cuajilote (Parmentiera aculeata Kunth) Fruits at Different Degrees of Ripening
Abstract. Antioxidants and phenolic compounds are involved in antioxidative processes, decreasing the activity of free radicals. Cuajilote (Parmentiera aculeata) is a crop of the state of Chiapas, Mexico, mainly used as feed for cattle, unknown the compounds that the fruit may contain, but many researches indicate that this fruit has been used for therapeutic purposes. Therefore, the purpose of the present study is the evaluation of the antioxidant, antibacterial and polyphenol content of pulp and seed of cuajilote. The recollected fruit were classified by degree of ripeness (green (G), mature green ripe (MG) and ripe (R)). The samples were dry at 40 °C. Aqueous, ethanol and methanolic extracts were obtained from degree of ripeness mentioned above.  Higher antioxidant activity was obtained from ethanolic extracts of ripe pulp, greater polyphenol content from methanolic extracts from ripe pulp and antibacterial activity in ethanolic extracts from cuajilote pulp. The pulp has a higher antioxidant activity and polyphenol concentration in the ripe stage. Resumen. Los antioxidantes y compuestos fenolicos intervienen en los procesos antioxidantes, disminuyendo la actividad de los radicales libres. El Cuajilote (Parmentiera aculeata) es un cultivo del estado de Chiapas, Mexico, utilizado principalmente como alimento para el ganado, desconociendo los compuestos que el fruto puede contener, pero muchas investigaciones indican que el fruto se ha utilizado para fines terapeuticos. Por lo tanto, el proposito del presente estudio es la evaluacion del contenido antioxidante, antibacteriano y de polifenoles de la pulpa y la semilla de cuajilote. Los frutos recogidos se clasificaron por grado de maduracion (verde (G), maduro-verde-maduro (MG) y maduro (R)). Las muestras se secaron a 40 °C, los extractos acuosos, etanolico y metanolico contuvieron los compuestos de interes. Se obtuvo actividad antioxidante mayor en los extractos etanolicos de pulpa madura; un mayor contenido de polifenoles a partir de extractos metanolicos de pulpa madura y elevada actividad antibacteriana en extractos etanolicos de la pulpa de cuajilote. La pulpa presenta superior actividad antioxidante y concentracion de polifenoles en la etapa madura.
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