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Chemistry ＆ Bioengineering. 2022, (06)

Optimization in Extraction Process of Total Flavonoids from Cassia angustifolia Leaves and Their Antioxidant Activity in vitroChinese Full Text

ZHANG Guanghui;WANG Xiaochi;YANG Xiaokai;School of Pharmacy,Shaanxi University of Traditional Chinese Medicine;

Abstract: We optimized the extraction process of total flavonoids from Cassia angustifolia leaves by response surface methodologies on the basis of single-factor experiments.Moreover, we evaluated their antioxidant activity in vitro by the determination of the scavenging rate of DPPH free radicals, and investigated the methodology of antioxidation experiments.The results show that the optimal extraction conditions are determined as follows: the ultrasonic time of 50 min, the ultrasonic temperature of 68 ℃... More
Keywords：

Cassia angustifolia leaf; total flavonoids; response surface methodology; extraction process; antioxidant activity in vitro;

  • Series：

    (B) Chemistry/ Metallurgy/ Environment/ Mine Industry; (E) Medicine ＆ Public Health

  • Subject：

    Traditional Chinese Medicinal Herbs

  • Classification Code：

    R284.2

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