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Phenolic profiling and evaluation of in vitro antioxidant, α-glucosidase and α-amylase inhibitory activities of Lepisanthes fruticosa (Roxb) Leenh fruit extracts


Citation

Hasan Salahuddin, Mirfat Ahmad and Ismail, Amin and Kassim, Nur Kartinee and Hamid, Muhajir and Mat Ali, Mohd Shukri (2020) Phenolic profiling and evaluation of in vitro antioxidant, α-glucosidase and α-amylase inhibitory activities of Lepisanthes fruticosa (Roxb) Leenh fruit extracts. Food Chemistry, 331. art. no. 127240. pp. 1-10. ISSN 0308-8146

Abstract

The present study focused on the phytochemical profiling along with evaluation of in vitro antioxidant, α-glucosidase and α-amylase inhibitory activities of various crudes and fractions obtained from Lepisanthes fruticosa (Roxb) Leenh fruit. Ethanolic seed crude extract exhibited the strongest radical scavenging, β-carotene bleaching activity, α-glucosidase inhibition and the highest total phenolic content (TPC). Column chromatography afforded various fractions with fraction M4 being the most potent due to the strongest radical scavenging, β-carotene bleaching, α-glucosidase inhibition and greatest amount of TPC. Liquid chromatography-tandem mass spectrometry (LC-MS/MS) analysis of ethanolic seed crude extract and fraction M4 showed the presence of various phytochemicals with antioxidant and antidiabetic properties, which include mostly flavonoids and tannins. The results may suggest that the ethanolic crude seed extract and its fraction could be an excellent source of bioactive phytochemicals with antioxidant and antidiabetic potential.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Biotechnology and Biomolecular Sciences
Faculty of Medicine and Health Science
Faculty of Science
DOI Number: https://doi.org/10.1016/j.foodchem.2020.127240
Publisher: Elsevier BV
Keywords: Lepisanthes fruticosa; Antioxidantα-Glucosidase; α-Amylase; LC-MS/MS; Phenolics
Depositing User: Ms. Zaimah Saiful Yazan
Date Deposited: 17 May 2024 04:10
Last Modified: 17 May 2024 04:10
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1016/j.foodchem.2020.127240
URI: http://psasir.upm.edu.my/id/eprint/87148
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