Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol

Inhibitory effects of cinnamaldehyde and eugenol against Aspergillus niger, major spoilage mold of fruits and nuts, were investigated. A. niger inoculated on agar plates was exposed to paper discs impregnated with 10 μL of cinnamaldehyde and eugenol at various concentrations (10 - 100 mg/ml) before...

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Main Author: Narumol MATAN
Format: Article
Language:English
Published: Walailak University 2011-11-01
Series:Walailak Journal of Science and Technology
Subjects:
Online Access:http://wjst.wu.ac.th/index.php/wjst/article/view/124
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author Narumol MATAN
author_facet Narumol MATAN
author_sort Narumol MATAN
collection DOAJ
description Inhibitory effects of cinnamaldehyde and eugenol against Aspergillus niger, major spoilage mold of fruits and nuts, were investigated. A. niger inoculated on agar plates was exposed to paper discs impregnated with 10 μL of cinnamaldehyde and eugenol at various concentrations (10 - 100 mg/ml) before incubating at 25 °C for 3 days. Antifungal activities of cinnamaldehyde and eugenol at the minimum inhibitory concentration (MIC) were examined at various temperatures ranging from 20 °C to 37 °C. The MIC against A. niger for cinnamaldehyde and eugenol was 40 μg/mL and 100 μg/mL, respectively. Cinnamaldehyde and eugenol at the MIC completely inhibited A. niger up to 14 days within the range of temperature studied. The percentages of mycelium growth inhibition of cinnamaldehyde and eugenol were still higher than 80 % after incubating for 21 and 28 days at all conditions examined. Cinnamaldehyde and eugenol showed good potential as natural antimicrobial additives to inhibit growth of A. niger in stored fruits and nuts.
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spelling doaj.art-cf7c2bab95124b199e591382e3d851832022-12-22T00:48:27ZengWalailak UniversityWalailak Journal of Science and Technology1686-39332228-835X2011-11-014110.2004/wjst.v4i1.124117Growth Inhibition of Aspergillus niger by Cinnamaldehyde and EugenolNarumol MATAN0School of Agricultural Technology, Walailak University, Nakhon Si Thammarat 80161Inhibitory effects of cinnamaldehyde and eugenol against Aspergillus niger, major spoilage mold of fruits and nuts, were investigated. A. niger inoculated on agar plates was exposed to paper discs impregnated with 10 μL of cinnamaldehyde and eugenol at various concentrations (10 - 100 mg/ml) before incubating at 25 °C for 3 days. Antifungal activities of cinnamaldehyde and eugenol at the minimum inhibitory concentration (MIC) were examined at various temperatures ranging from 20 °C to 37 °C. The MIC against A. niger for cinnamaldehyde and eugenol was 40 μg/mL and 100 μg/mL, respectively. Cinnamaldehyde and eugenol at the MIC completely inhibited A. niger up to 14 days within the range of temperature studied. The percentages of mycelium growth inhibition of cinnamaldehyde and eugenol were still higher than 80 % after incubating for 21 and 28 days at all conditions examined. Cinnamaldehyde and eugenol showed good potential as natural antimicrobial additives to inhibit growth of A. niger in stored fruits and nuts.http://wjst.wu.ac.th/index.php/wjst/article/view/124Growth inhibitionAspergillus nigercinnamaldehydeeugenol
spellingShingle Narumol MATAN
Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol
Walailak Journal of Science and Technology
Growth inhibition
Aspergillus niger
cinnamaldehyde
eugenol
title Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol
title_full Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol
title_fullStr Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol
title_full_unstemmed Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol
title_short Growth Inhibition of Aspergillus niger by Cinnamaldehyde and Eugenol
title_sort growth inhibition of aspergillus niger by cinnamaldehyde and eugenol
topic Growth inhibition
Aspergillus niger
cinnamaldehyde
eugenol
url http://wjst.wu.ac.th/index.php/wjst/article/view/124
work_keys_str_mv AT narumolmatan growthinhibitionofaspergillusnigerbycinnamaldehydeandeugenol