Results 121 to 130 of about 21,869 (236)

Stereochemical Diversity in Lignan Biosynthesis [PDF]

open access: yes, 1997
この論文は国立情報学研究所の学術雑誌公開支援事業により電子化されました。Literature survey of enantiomeric compositions of several lignans isolated from various plants indicated that these plants produce (or accumulate) different enantiomers of the lignans with various enantiomeric ...
SHIMADA, Mikio   +2 more
core  

The isolation and structure of 6"-bromo-isoarboreol - the first bromine containing lignan

open access: yes, 1975
A new lignan from Gmelina arborea is shown to be 1, 2a-dihydroxy-2e-piperonyl-6e-(6"-bromopiperonyl)-3, 7-dioxabicyclo-[3,3,0]-octane, the first example of a bromine containing ...
Kameswara Rao, V.   +5 more
core   +1 more source

The synthesis of lignans and lignan analogs

open access: yes, 2000
In this thesis 'E,E'-dibenzylidenesuccinates were shown to exhibit atropisomerism, enantiomerism that originates from hindered rotation about the butadiene carbon - carbon single bond. In addition, the 'E,E'-dibenzylidenesuccinates were found to undergo photochemical electrocyclic reactions and thermal 1,5-sigmatropic hydrogen shifts to give 'cis'-1,2 ...
openaire   +1 more source

Serial‐Passage Assessment Shows No Confirmed Resistance Development to Norway Spruce (Picea Abies) Resin in Bacterial Species Relevant to Wound Infection

open access: yesMicrobiologyOpen, Volume 15, Issue 5, October 2026.
Serial‐passage testing in wound‐relevant bacteria showed that Norway spruce (Picea abies) resin did not produce confirmed resistance development under the conditions tested. These findings support spruce resin as a natural antimicrobial with low propensity to select resistance.
Kamilla Yamileva   +3 more
wiley   +1 more source

Polyphenol‐Rich Foods as a Healthy and Sustainable Strategy: Mental Health and Metabolomic Profiling

open access: yesMolecular Nutrition &Food Research, Volume 70, Issue 19, 15 October 2026.
A 12‐week nutritional intervention with cocoa flavanols and red‐berry anthocyanins in older adults improved emotional well‐being and identified metabolomic signatures associated with the intervention through urinary metabolome profiling. ABSTRACT The so‑called demographic transition has increased the prevalence of chronic diseases in adults over 65 ...
María Lucía Gómez Nieto   +6 more
wiley   +1 more source

The flavonoid herbacetin diglucoside as a constituent of the lignan macromolecule from flaxseed hulls

open access: yes, 2007
Lignans in flaxseed are known to be part of a macromolecule in which they are connected through the linker-molecule hydroxy-methyl-glutaric acid (HMGA).
Vincken, J.P.   +5 more
core   +1 more source

Unlocking the Potential of Nutritional Approaches and Bioactive Compounds to Modulate Oxidative Stress and Inflammation in Systemic Arterial Hypertension

open access: yesMolecular Nutrition &Food Research, Volume 70, Issue 19, 15 October 2026.
Polyphenols target oxidative stress and inflammation, improving endothelial function and reducing blood pressure in systemic arterial hypertension. Created by BioRender.com. ABSTRACT Systemic arterial hypertension (SAH) remains a leading global cause of premature death, significantly increasing the risk of cardiovascular, cerebrovascular, and renal ...
Agnes Ciafrino   +7 more
wiley   +1 more source

An antiplasmodial lignan from Euterpe precatoria

open access: yes, 2002
As a part of a study on new antiplasmodial natural products, a new 8-5′ linked lignan dehydrodiconiferyl dibenzoate (2) and p-hydroxybenzoic acid (1) were isolated from the roots of the palm Euterpe precatoria.
Christensen, Søren Brøgger   +2 more
core   +1 more source

Insights Into the Origin and Local Adaptation Evolution of the Cultivated Sesame With Telomere‐to‐Telomere High‐Quality Genome

open access: yesPlant Biotechnology Journal, Volume 24, Issue 10, Page 5372-5391, October 2026.
ABSTRACT Sesame (Sesamum indicum L., 2n = 26) is one of the oldest oilseed crops and is often called the ‘queen of oilseeds’ due to its high content of unsaturated fatty acids and natural antioxidants. Despite its long history, the origin and global spread of cultivated sesame remain unresolved.
Weifei Yang   +16 more
wiley   +1 more source

Kinetics of the incorporation of the main phenolic compounds into the lignan macromolecule during flaxseed development

open access: yes, 2017
The main flax lignan, secoisolariciresinol diglucoside, is stored in a macromolecule containing other ester-bound phenolic compounds. In this study, NMR and HPLC-UV analyses were performed on flaxseeds harvested at different developmental stages to ...
Ramsay, Aina   +11 more
core   +1 more source

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