Results 61 to 70 of about 2,622 (201)

Open data phylometabolomics reveals turnover‐dominated chemical divergence and clade‐specific physicochemical regimes across angiosperms

open access: yesThe Plant Journal, Volume 125, Issue 6, March 2026.
Significance Statement Using an open, reproducible phylometabolomics pipeline (LOTUS + standardized taxonomy; ~77 000 occurrences), we show that angiosperm chemodiversity diverges primarily by turnover (replacement), not nested accumulation. Despite this dynamism, major clades occupy distinct physicochemical regimes, revealing conserved constraints ...
Carlos Alexandre Carollo   +4 more
wiley   +1 more source

Alkaloids from Nerine bowdenii (Amaryllidaceae) and their biological activity [PDF]

open access: yes, 2020
Charles University in Prague, Faculty of Pharmacy in Hradec Králové Department of Pharmaceutical Botany Candidate: Mgr. Lada Krejčová Consultant: prof. Ing. Lucie Cahlíková, Ph.D. Title of Rigorosus Thesis: Alkaloids from Nerine bowdenii (Amaryllidaceae)
Krejčová, Lada
core  

Cytotoxic Agents of the Crinane Series of Amaryllidaceae Alkaloids

open access: yesNatural Product Communications, 2013
In the alkaloid galanthamine, the plant family Amaryllidaceae has endowed the pharmaceutical community with a potent and selective inhibitor of the enzyme acetylcholinestersae (AChE), of prominence in the chemotherapeutic approach towards motor neuron ...
Jerald J. Nair   +3 more
doaj   +1 more source

The Genus Nerine Herb. (Amaryllidaceae): Ethnobotany, Phytochemistry, and Biological Activity

open access: yesMolecules, 2019
Nerine Herbert, family Amaryllidaceae, is a genus of about 30 species that are native to South Africa, Botswana, Lesotho, Namibia, and Swatini (formerly known as Swaziland). Species of Nerine are autumn-flowering, perennial, bulbous plants, which inhabit
Lucie Cahlíková   +6 more
doaj   +1 more source

Edible Seeds in the Fight Against Hypertension: A Review of In Vitro, In Vivo, and Clinical Evidences With a Mechanistic Insight of Bioactive Compounds

open access: yesFood Frontiers, Volume 7, Issue 1, January 2026.
The presented review provides the potential antihypertensive benefits of traditionally employed edible seeds, presenting new perspectives and avenues for future research. ABSTRACT Hypertension, often referred to as a silent killer, is responsible for 7.5 million deaths, representing approximately 12.8% of all global mortality.
Jinmin Shi   +8 more
wiley   +1 more source

Synthesis of phenanthridine skeletal Amaryllidaceae alkaloids

open access: yes, 2017
Strategies for the synthesis of Amaryllidaceae alkaloids, including crinasiadine, trisphaeridine, bicolorine, N-methylcrinasiadine, 5,6-dihydrobicolorine, galanthindole, lycosinine A and lycosinine B were reported.
Tai-TingFan-Chiang; Hung-KaiWang; Jen-ChiehHsieh
core   +1 more source

Natural Chiral Scaffolds in Alzheimer′s Disease: Therapeutic Potential, Mechanism, and Clinical Aspects

open access: yesBioMed Research International, Volume 2026, Issue 1, 2026.
Alzheimer′s disease (AD) is a multifactorial neurodegenerative disorder characterized by progressive cognitive impairment, amyloid‐β deposition, tau pathology, oxidative stress, neuroinflammation, and dysfunction of synapses. Current therapeutic options are largely symptomatic and lack disease‐modifying efficacy.
Aniket Singh   +3 more
wiley   +1 more source

Alkaloids of family Amaryllidaceae: genus Lycoris. [PDF]

open access: yes, 2015
Author: Petra Nekolná Title: Alkaloids of family Amaryllidaceae: genus Lycoris Diploma thesis Charles University in Prague, Faculty of Pharmacy in Hradec Králové, Department of Pharmaceutical Botany and Ecology 2015, 79 p.
Nekolná, Petra
core  

Analysis of Amaryllidaceae Alkaloids from by GC-MS and Their Cholinesterase Activity

open access: yesNatural Product Communications, 2010
From the bulbs of Zephyranthes robusta Baker (Amaryllidaceae), seven known compounds, belonging to four structural types of Amaryllidaceae alkaloids, were identified and quantified by GC-MS.
Lucie Cahlíková   +5 more
doaj   +1 more source

In Vitro Antibiofilm and Antibacterial Properties of Rue (Ruta chalepensis) and Garlic (Allium sativum) against Selected Bacterial Strains

open access: yesInternational Journal of Microbiology, Volume 2026, Issue 1, 2026.
This study is aimed at evaluating the phytochemical constituents and antimicrobial potential of Ruta chalepensis (Rue) and Allium sativum (Garlic), with a focus on their antibiofilm activity against selected bacterial strains. Ethanolic extracts of R. chalepensis leaves and fresh A.
Fitsum Dejene   +4 more
wiley   +1 more source

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