Results 61 to 70 of about 20,091 (201)

Chemical Profiling and Assessment of Antineurodegenerative and Antioxidant Properties of Veronica teucrium L. and Veronica jacquinii Baumg. [PDF]

open access: yes, 2017
Neuroprotective potential of V. teucrium and V. jacquinii methanol extracts was analyzed. Chemical analysis of investigated extracts showed the presence of phenolic acid derivatives, flavonoids and one secoiridoid.
Alimpić, Ana Z.   +8 more
core   +1 more source

Comprehensive Metabolomic Profiling and Biological Activity Analysis of Eschscholzia californica Extracts Using LC‐ESI‐QTOF‐MS

open access: yesFood Science &Nutrition, Volume 13, Issue 9, September 2025.
The results indicate the potential pharmacological applications of Eschscholzia californica's aerial parts as a source for the development of novel phytopharmaceuticals targeting conditions such as insomnia, schizophrenia, and depression. ABSTRACT The current investigation was designed to explore the chemical composition, antioxidant capacity, enzyme ...
Alina Kalyniukova   +9 more
wiley   +1 more source

Potential of Naturally Derived Alkaloids as Multi-Targeted Therapeutic Agents for Neurodegenerative Diseases

open access: yesMolecules, 2021
Alkaloids are a class of secondary metabolites that can be derived from plants, fungi and marine sponges. They are widely known as a continuous source of medicine for the management of chronic disease including cancer, diabetes and neurodegenerative ...
Yew Rong Kong   +5 more
doaj   +1 more source

Plants-derived neuroprotective agents: Cutting the cycle of cell death through multiple mechanisms [PDF]

open access: yes, 2017
Neuroprotection is the preservation of the structure and function of neurons from insults arising from cellular injuries induced by a variety of agents or neurodegenerative diseases (NDs).
Berida, Tomayo Ireti   +2 more
core   +3 more sources

Nonconventional Techniques in Plant Alkaloid Extraction: A Decade of Progress (2014–2023)

open access: yesChemistry &Biodiversity, Volume 22, Issue 8, August 2025.
This figure seeks to represent the evolution of the different unconventional approaches that were adopted for the extraction of plant‐derived alkaloids during the decade from 2014 to 2023. ABSTRACT Plant metabolism encompasses primary and secondary pathways, with secondary metabolism yielding diverse natural products crucial for plant adaptation and ...
Victor Menezes Sipoloni   +5 more
wiley   +1 more source

Transcriptomic and Metabolomic Analyses Reveals That Exogenous Methyl Jasmonate Regulates Galanthamine Biosynthesis in Lycoris longituba Seedlings

open access: yesFrontiers in Plant Science, 2021
The Amaryllidaceae alkaloid galanthamine (Gal) in Lycoris longituba is a secondary metabolite that has been used to treat Alzheimer’s disease. Plant secondary metabolism is affected by methyl jasmonate (MeJA) exposure, although the regulatory mechanisms ...
Qingzhu Li   +5 more
doaj   +1 more source

Increased Sensitivity to Agonist-Induced Seizures, Straub Tail, and Hippocampal Theta Rhythm in Knock-In Mice Carrying Hypersensitive α4 Nicotinic Receptors [PDF]

open access: yes, 2003
We studied a strain of exon replacement mice (“L9′S knock-in”) whose α4 nicotinic receptor subunits have a leucine to serine mutation in the M2 region, 9′ position (Labarca et al., 2001); this mutation renders α4-containing receptors hypersensitive to ...
Collins, Allan C.   +9 more
core  

Chemical Characterization, Antioxidant and Enzyme‐Inhibitory Activities of Different Extracts from Three Phlomis Species

open access: yesChemistryOpen, Volume 14, Issue 8, August 2025.
The tested Phlomis species are a rich source of bioactive molecules with potential therapeutic applications, and selecting appropriate extraction solvents is crucial for achieving the targeted biological activity. Phlomis species (family Lamiaceae) are highly valued as food and herbal medicine.
Sakina Yagi   +8 more
wiley   +1 more source

Shedding Light on the Phytochemical and Biological Fingerprints of Fibigia clypeata (L.) Medik Essential Oil as a Pharmacotherapeutic Agent

open access: yesFood Science &Nutrition, Volume 13, Issue 7, July 2025.
This study aims to analyze the phytochemical composition and in silico and in vitro biological activity of Fibigia clypeata (L.) Medik essential oil is a natural pharmaceutical source for the first time in the literature. GC–MS Analysis showed that dimethyl disulfide and dimethyl trisulfide were the main compounds of the plant essential oil.
Tuba Unver   +6 more
wiley   +1 more source

Biomimetic Synthesis of (.+‐.)‐Galanthamine and Asymmetric Synthesis of (‐)‐Galanthamine Using Remote Asymmetric Induction.

open access: yesChemInform, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Manabu, Node   +5 more
openaire   +3 more sources

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