Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts

Abstract Medicinal plants can be potential sources of therapeutic agents. Traditional healers use a medicinal plant from Ethiopia, Bersama abyssinica Fresen, to treat various diseases. This study aimed to investigate the phytochemical components and antioxidant and antimicrobial activities of B. aby...

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Main Authors: Belayhun Alemu, Meseret Derbew Molla, Hiwot Tezera, Aman Dekebo, Tadesse Asmamaw
Format: Article
Language:English
Published: Nature Portfolio 2024-03-01
Series:Scientific Reports
Subjects:
Online Access:https://doi.org/10.1038/s41598-024-56659-1
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author Belayhun Alemu
Meseret Derbew Molla
Hiwot Tezera
Aman Dekebo
Tadesse Asmamaw
author_facet Belayhun Alemu
Meseret Derbew Molla
Hiwot Tezera
Aman Dekebo
Tadesse Asmamaw
author_sort Belayhun Alemu
collection DOAJ
description Abstract Medicinal plants can be potential sources of therapeutic agents. Traditional healers use a medicinal plant from Ethiopia, Bersama abyssinica Fresen, to treat various diseases. This study aimed to investigate the phytochemical components and antioxidant and antimicrobial activities of B. abyssinica seed extracts (BASE). Gas chromatography coupled to mass spectroscopy (GC–MS) analysis was used to determine the phytochemical compositions of BASE. The antioxidant activities were assessed by using 2, 2-diphenyl-1-picrylhydrazyl (DPPH) assay, thiobarbituric acid-reactive species (TBARS) assay, ferric chloride reducing assay and hydroxyl scavenging capacity assay. Antimicrobial activity was investigated using the agar well diffusion method. Phytochemical screening showed the presence of saponins, glycosides, tannins, steroids, phenols, flavonoids, terpenoids, and alkaloids. GC–MS analysis revealed the presence of 30 volatile compounds; α-pinene (23.85%), eucalyptol (20.74%), β-pinene (5.75%), d-limonene (4.05%), and o-cymene (5.02%). DPPH-induced free radical scavenging (IC50 = 8.78), TBARS (IC50 = 0.55 µg/mL), and hydroxyl radicals’ scavenging capacities assays (IC50 = 329.23) demonstrated high antioxidant effects of BASE. Reducing power was determined based on Fe3+–Fe2+ transformation in the presence of extract. BASE was found to show promising antibacterial activity against S. aureus, E. coli, and P. aeruginosa (zone of inhibition 15.7 ± 2.5 mm, 16.0 ± 0.0 mm, and 16.7 ± 1.5 mm, respectively), but excellent antifungal activities against C. albican and M. furfur (zone of inhibition 22.0 ± 2.0 mm and 22.0 ± 4.0 mm, respectively). The seeds of B. abyssinica grown in Ethiopia possess high antioxidant potential, promising antibacterial and superior antifungal activity. Therefore, seeds of B. abyssinica provide a potential source for drug discovery.
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spelling doaj.art-e044bd25a6954eb68b6a82e2ee84f78c2024-03-17T12:24:04ZengNature PortfolioScientific Reports2045-23222024-03-0114111010.1038/s41598-024-56659-1Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extractsBelayhun Alemu0Meseret Derbew Molla1Hiwot Tezera2Aman Dekebo3Tadesse Asmamaw4Department of Biochemistry, School of Medicine, College of Medicine and Health Science, Dilla UniversityDepartment of Biochemistry, School of Medicine, College of Medicine and Health Science, University of GondarDepartment of Biochemistry, School of Medicine, College of Medicine and Health Science, University of GondarDepartment of Applied Chemistry, School of Applied Natural Sciences, Adama Science and Technology UniversityDepartment of Biochemistry, School of Medicine, College of Medicine and Health Science, University of GondarAbstract Medicinal plants can be potential sources of therapeutic agents. Traditional healers use a medicinal plant from Ethiopia, Bersama abyssinica Fresen, to treat various diseases. This study aimed to investigate the phytochemical components and antioxidant and antimicrobial activities of B. abyssinica seed extracts (BASE). Gas chromatography coupled to mass spectroscopy (GC–MS) analysis was used to determine the phytochemical compositions of BASE. The antioxidant activities were assessed by using 2, 2-diphenyl-1-picrylhydrazyl (DPPH) assay, thiobarbituric acid-reactive species (TBARS) assay, ferric chloride reducing assay and hydroxyl scavenging capacity assay. Antimicrobial activity was investigated using the agar well diffusion method. Phytochemical screening showed the presence of saponins, glycosides, tannins, steroids, phenols, flavonoids, terpenoids, and alkaloids. GC–MS analysis revealed the presence of 30 volatile compounds; α-pinene (23.85%), eucalyptol (20.74%), β-pinene (5.75%), d-limonene (4.05%), and o-cymene (5.02%). DPPH-induced free radical scavenging (IC50 = 8.78), TBARS (IC50 = 0.55 µg/mL), and hydroxyl radicals’ scavenging capacities assays (IC50 = 329.23) demonstrated high antioxidant effects of BASE. Reducing power was determined based on Fe3+–Fe2+ transformation in the presence of extract. BASE was found to show promising antibacterial activity against S. aureus, E. coli, and P. aeruginosa (zone of inhibition 15.7 ± 2.5 mm, 16.0 ± 0.0 mm, and 16.7 ± 1.5 mm, respectively), but excellent antifungal activities against C. albican and M. furfur (zone of inhibition 22.0 ± 2.0 mm and 22.0 ± 4.0 mm, respectively). The seeds of B. abyssinica grown in Ethiopia possess high antioxidant potential, promising antibacterial and superior antifungal activity. Therefore, seeds of B. abyssinica provide a potential source for drug discovery.https://doi.org/10.1038/s41598-024-56659-1AntimicrobialAntioxidantBersama abyssinicaExtractPhytochemicalSeeds
spellingShingle Belayhun Alemu
Meseret Derbew Molla
Hiwot Tezera
Aman Dekebo
Tadesse Asmamaw
Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts
Scientific Reports
Antimicrobial
Antioxidant
Bersama abyssinica
Extract
Phytochemical
Seeds
title Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts
title_full Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts
title_fullStr Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts
title_full_unstemmed Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts
title_short Phytochemical composition and in vitro antioxidant and antimicrobial activities of Bersama abyssinica F. seed extracts
title_sort phytochemical composition and in vitro antioxidant and antimicrobial activities of bersama abyssinica f seed extracts
topic Antimicrobial
Antioxidant
Bersama abyssinica
Extract
Phytochemical
Seeds
url https://doi.org/10.1038/s41598-024-56659-1
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