Synergistic effects of plant growth regulators and elicitors on alpha-humulene and zerumbone production in Zingiber zerumbet smith adventitious root cultures

Alwakil, Nurul Huda and Mohamad Annuar, Mohamad Suffian and Jalil, Mahanom (2022) Synergistic effects of plant growth regulators and elicitors on alpha-humulene and zerumbone production in Zingiber zerumbet smith adventitious root cultures. Molecules, 27 (15). ISSN 1420-3049, DOI https://doi.org/10.3390/molecules27154744.

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Abstract

Zingiber zerumbet, also known as `Lempoyang', possesses various phytomedicinal properties, such as anticancer, antimicrobial, anti-inflammatory, antiulcer, and antioxidant properties. Secondary metabolites possessing such properties i.e., zerumbone and alpha-humulene, are found dominantly in the plant rhizome. Synergistic effects of plant growth hormones and elicitors on in vitro alpha-humulene and zerumbone production, and biomass growth, in adventitious root culture (AdRC) of Z. zerumbet cultivated in a two-stage culture are reported. The culture was induced by supplementation of 1.0 mg/L NAA and 2.0 mg/L IBA (dark), and subsequently maintained in medium supplemented with 1 mg/L NAA and 3 mg/L BAP (16:08 light-dark cycle), yielded the production of zerumbone at 3440 +/- 168 mu g/g and alpha-humulene at 3759 +/- 798 mu g/g. Synergistic elicitation by 400 mu M methyl jasmonate (MeJa) and 400 mu M salicylic acid (SA) resulted in a 13-fold increase in zerumbone (43,000 +/- 200 mu g/g), while 400 mu M MeJa and 600 mu M SA produced a 4.3-fold increase in alpha-humulene (15,800 +/- 5100 mu g/g) compared to control.

Item Type: Article
Funders: Centre for Research in Biotechnology for Agriculture (CEBAR), Universiti Malaya (Grant No: RU006-2017), Ministry of Education, Malaysia (Grant No: MRUN_2019)
Uncontrolled Keywords: Phytomedicinal; Secondary metabolites; In vitro; Methyl jasmonate; Salicylic acid
Subjects: Q Science > QD Chemistry
Q Science > QH Natural history > QH301 Biology
S Agriculture > S Agriculture (General)
Divisions: Centre for Foundation Studies in Science > Biology Division
Faculty of Science > Institute of Biological Sciences
Deputy Vice Chancellor (Research & Innovation) Office > Centre for Research in Biotechnology for Agriculture
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 10 Nov 2023 01:26
Last Modified: 10 Nov 2023 01:26
URI: http://eprints.um.edu.my/id/eprint/41550

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