自由基反吸活动和阿克韦皮屑提取能力。f)。

G. N. Cepeda, M. Lisangan, M. K. Roreng, Elva Intan Permatasari, Dolly Citra Manalu, Wulan Tanlain
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引用次数: 3

摘要

阿克威。f)是一种属于木本植物的植物,多叶的芳香多叶,包括冬茄科植物。它被用作一种传统药物,用于治疗疟疾和增加身体活力。对阿克韦提取物的炼油厂进行了几项研究,以确定阿克韦的生物活性潜力。据报道,阿克韦树皮提取物含有一种化合物,其中含有生物碱、檀香、单宁、黄黄酮、松节油和糖苷。精油akway树皮含有linalool,β-pinen,α-pinen, nerolidol terpineol。据报道,这些化合物的抗氧化剂活性很高。本研究的目的是确定akway树皮的抗氧化剂和提取物的体外和维生素C的提取能力为积极控制。进行的抗氧化能力测试包括苯酚的总浓度为folincalteu,盐酸铝法的类黄酮醇含量,一种使用DPPH (11-di苯-2-picrylhydrazyl)的自由基对抗性反因能力。研究表明,甲醇和类黄醇的总含量是乙醇和乙酸萃取物中最高的。苯酚和甲醇提取物的总浓度为18.22和14.32%。甲醇和维生素C提取物具有最大的反射量和还原能力,然后是乙醇和乙酸乙醇提取物。对抗自由基的能力甲醇提取物和维生素C的浓度每人200µg / ml功率高达90% 88,31%而还原0.54大小,每根0,62。最后,甲醇提取物比乙醇和乙酰乙醇提取物具有最高的抗氧化能力。不受限制的自由放射Scavenging Activity和减少阿克韦(Drimys piperita Hook)的力量。f)。逃生舱。f)是一种胡迪和一种芳香的植物的冬季。这株植物是治疗疟疾的传统医疗植物,可以维持身体的活力。一些研究表明,事件发生的生物活动潜力正在发挥。皮佩里塔树皮出口接触生物碱、姜黄、单宁、黄黄酮、松节油和甘油。《植物树皮essential oil lynalool之公司,β-pinene,α-pinene, nerolidol和terpineol。这些compounds显示高度抗氧化剂活动。这项研究的目的是确定完全的苯酚和它的抗氧化物电容器总苯酚和黄酮是用聚氯乙烯和铝方法论分解而定的,而自由激进手段手段破坏和减少电力的同时,通过dpph -放射手段手段破坏和Fe+3对Fe+2减电方法,recon。潜在的甲烷排泄物使苯酚和黄酮满足的最高水平。methanol extract的苯酚和黄黄酮共18.22%和14.32%,值得尊重。维生素C和甲烷extract是最主要的DPPH (11 - 1- 2-picrylhydrazyl)。DPPH-radical scavenging methanol extract的活动与维生素C在双臀》200µg / ml是90%和88。它的发电量,respectively而reducing电源是0。54和0,62,respectively)在conclusion, methanol extract拥有最先进的抗氧化剂活性与乙醇和乙醇的疏远。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Aktivitas Penangkalan Radikal Bebas dan Kemampuan Reduksi Ekstrak Kulit Kayu Akway (Drimys piperita Hook. f.)
Akway (Drimys piperita Hook. f) merupakan tumbuhan yang termasuk dalam kelompok tumbuhan berkayu, berdaun tebal aromatik dan termasuk kerabat winteraceae. Tumbuhan ini dimanfaatkan sebagai obat tradisional untuk mengobati malaria dan untuk meningkatkan vitalitas tubuh. Beberapa penelitian kandungan fitokimia ekstrak akway telah dilakukan untuk mengetahui potensi bioaktivitas akway. Ekstrak kulit kayu akway dilaporkan mengandung kelompok senyawa alkaloid, saponin, tanin, flavonoid, terpenoid dan glikosida. Minyak atsiri kulit kayu akway mengandung linalool, β-pinen, α-pinen, nerolidol dan terpineol. Senyawa-senyawa tersebut dilaporkan memiliki aktivitas antioksidan yang tinggi. Tujuan penelitian ini adalah untuk menentukan kapasitas antioksidan ekstrak kulit kayu akway secara in vitro dan vitamin C sebagai kontrol positif. Pengujian kapasitas antioksidan yang dilakukan meliputi kandungan total fenol dengan metode Folin-Ciocalteu, kandungan flavonoid dengan metode aluminum klorida, kapasitas penangkalan radikal bebas menggunakan metode DPPH (1,1-Diphenyl-2-picrylhydrazyl)-radical scavenging assay dan daya reduksi menggunakan metode reduksi Fe+3 menjadi Fe+2. Hasil penelitian menunjukkan bahwa ekstrak metanol memiliki kandungan total fenol dan flavonoid yang tertinggi dibandingkan dengan ekstrak etanol dan etilasetat. Kandungan total fenol dan flavonoid ekstrak metanol masing-masing sebesar 18,22 dan 14,32%. Ekstrak metanol dan vitamin C memiliki kapasitas menangkal radikal bebas DPPH dan daya reduksi yang paling tinggi kemudian diikuti ekstrak etanol dan etilasetat. Kemampuan menangkal radikal bebas ekstrak metanol dan vitamin C pada konsentrasi 200 µg/ml masing-masing sebesar 90% dan 88,31% sedangkan daya reduksi masing-masing sebesar 0,54 dan 0,62. Kesimpulannya, ekstrak metanol memiliki kapasitas antioksidan yang paling tinggi dibandingkan dengan ekstrak etanol dan etilasetat. Abstract Free Radical Scavenging Activity and Reducing Power of Akway (Drimys piperita Hook. f.) Bark ExtractsAkway (Drimys piperita Hook. f) was a woody and aromatic plant of winteraceae. This plant was used as traditional medical plant to heal malaria and to enhance vitality of body. Some studies were done to know bioactivity potency of akway extracts. D. piperita bark extract contains alkaloid, saponin, tanin, flavonoid, terpenoid and glycoside. The bark essential oil of the plant consists of lynalool, β-pinene, α-pinene, nerolidol and terpineol. Those compounds were exhibited high antioxidant activity. The objectives of this research were to determine total phenol and flavonoid of the extracts and its antioxidant capacity which was compared to antioxidant capacity of vitamin C. The assay of antioxidant capacity comprised of total phenol and flavonoid content, free radical scavenging activity, and reducing power. Total phenol and flavonoid was determined using Folin-Ciocalteu and aluminum chloride method, respectively while determination of free radical scavenging activity and reducing power using DPPH-radical scavenging and Fe+3 to Fe+2 reducing power method, respectively. The results indicated that methanol extract had the highest in total phenol and flavonoid content. Total phenol and flavonoid of methanol extract were 18.22% and 14.32%, respectively. Vitamin C and methanol extract had the highest DPPH (1,1-Diphenyl-2-picrylhydrazyl)-radical scavenging activity and reducing power, respectively. DPPH-radical scavenging activity of methanol extract and vitamin C in concentration of 200 µg/ml were 90% and 88.31%, respectively while its reducing power were 0.54 and 0,62, respectively. As conclusion, methanol extract had the highest antioxidant activity compared with ethanol and ethyl acetate extracts.
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