MARIKOVA, J., A. AL MAMUN, L. AL SHAMMARI, J. KORABECNY, T. KUCERA, D. HULCOVA, J. KUNES, Milan MALANÍK, M. VASKOVA, E. KOHELOVA, L. NOVAKOVA, L. CAHLIKOVA and M. POUR. Structure Elucidation and Cholinesterase Inhibition Activity of Two New Minor Amaryllidaceae Alkaloids. Molecules. BASEL, SWITZERLAND: MDPI, 2021, vol. 26, No 5, p. 1-10. ISSN 1420-3049. Available from: https://dx.doi.org/10.3390/molecules26051279.
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Basic information
Original name Structure Elucidation and Cholinesterase Inhibition Activity of Two New Minor Amaryllidaceae Alkaloids
Authors MARIKOVA, J., A. AL MAMUN, L. AL SHAMMARI, J. KORABECNY, T. KUCERA, D. HULCOVA, J. KUNES, Milan MALANÍK (203 Czech Republic, belonging to the institution), M. VASKOVA, E. KOHELOVA, L. NOVAKOVA, L. CAHLIKOVA and M. POUR (guarantor).
Edition Molecules, BASEL, SWITZERLAND, MDPI, 2021, 1420-3049.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30104 Pharmacology and pharmacy
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 4.927
RIV identification code RIV/00216224:14160/21:00122469
Organization unit Faculty of Pharmacy
Doi http://dx.doi.org/10.3390/molecules26051279
UT WoS 000628415800001
Keywords in English Amaryllidaceae; 9-O-demethyllycorenine; narciabduliine; Alzheimer’ s disease
Tags rivok, ÚPL
Tags International impact, Reviewed
Changed by Changed by: JUDr. Sabina Krejčiříková, učo 383857. Changed: 13/12/2021 11:50.
Abstract
Two new minor Amaryllidaceae alkaloids were isolated from Hippeastrum x hybridum cv. Ferrari and Narcissus pseudonarcissus cv. Carlton. The chemical structures were identified by various spectroscopic (one- and two-dimensional (1D and 2D) NMR, circular dichroism (CD), high-resolution mass spectrometry (HRMS) and by comparison with literature data of similar compounds. Both isolated alkaloids were screened for their human acetylcholinesterase (hAChE) and butyrylcholinesterase (hBuChE) inhibition activity. One of the new compounds, a heterodimer alkaloid of narcikachnine-type, named narciabduliine (2), showed balanced inhibition potency for both studied enzymes, with IC50 values of 3.29 +/- 0.73 mu M for hAChE and 3.44 +/- 0.02 mu M for hBuChE. The accommodation of 2 into the active sites of respective enzymes was predicted using molecular modeling simulation.
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