KUBÍNOVÁ, Renata, R. PORIZKOVA, Alice SYCHROVÁ, Oldřich FARSA, Zuzana HANÁKOVÁ, A. BACINSKA, Alois ČÍŽEK and Marie VALENTOVÁ. Antimicrobial and enzyme inhibitory activities of the constituents of Plectranthus madagascariensis (Pers.) Benth. Journal of Enzyme Inhibition and Medicinal Chemistry. UK: Taylor & Francis, 2014, vol. 29, No 5, p. 749-752. ISSN 1475-6366. Available from: https://dx.doi.org/10.3109/14756366.2013.848204.
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Basic information
Original name Antimicrobial and enzyme inhibitory activities of the constituents of Plectranthus madagascariensis (Pers.) Benth
Authors KUBÍNOVÁ, Renata, R. PORIZKOVA, Alice SYCHROVÁ, Oldřich FARSA, Zuzana HANÁKOVÁ, A. BACINSKA, Alois ČÍŽEK and Marie VALENTOVÁ.
Edition Journal of Enzyme Inhibition and Medicinal Chemistry, UK, Taylor & Francis, 2014, 1475-6366.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30104 Pharmacology and pharmacy
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 2.332
Organization unit Faculty of Pharmacy
Doi http://dx.doi.org/10.3109/14756366.2013.848204
UT WoS 000342056900020
Keywords in English alpha-glucosidase; antibacterial activity; cholinesterase; diterpenoids; rosmarinic acid
Tags International impact, Reviewed
Changed by Changed by: Mgr. Hana Hurtová, učo 244985. Changed: 12/7/2021 08:31.
Abstract
Plectranthus madagascariensis is used as a traditional medicine in Southern Africa. In search of compounds and activities supporting the medicinal use, the chemical profile of the methanolic extract was studied by high-performance liquid chromatography with diode array detection (HPLC-DAD). Four major constituents were isolated and identified as rosmarinic acid (1), 7 beta, 6 beta-dihydroxyroyleanone (2), 7 beta-acetoxy-6 beta-hydroxyroyleanone (3) and coleon U quinone (4). The two abietane diterpenoids (2 and 3) were isolated for the first time from this species. Antimicrobial, cholinesterase and alpha-glucosidase inhibitory activities of these compounds were studied. The compounds exhibited inhibitory activity on alpha-glucosidase with IC50 values from 33 to 275 mu M. Abietanes showed potent antibacterial activity against Staphylococcus aureus and Enterococcus faecalis.
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