Results 11 to 20 of about 40,643 (328)

A comparison of new measurements of total monoterpene flux with improved measurements of speciated monoterpene flux [PDF]

open access: yesAtmospheric Chemistry and Physics, 2005
Many monoterpenes have been identified in forest emissions using gas chromatography (GC). Until now, it has been impossible to determine whether all monoterpenes are appropriately measured using GC techniques.
A. Lee   +3 more
doaj   +9 more sources

Monoterpenes modulating cytokines - A review.

open access: yesFood and Chemical Toxicology, 2019
Inflammatory response can be driven by cytokine production and is a pivotal target in the management of inflammatory diseases. Monoterpenes have shown that promising profile as agents which reduce the inflammatory process and also modulate the key chemical mediators of inflammation, such as pro and anti-inflammatory cytokines. The main interest focused
J. Quintans   +6 more
semanticscholar   +6 more sources

Thermodynamics of the Isomerization of Monoterpene Epoxides [PDF]

open access: yesACS Omega, 2021
In this contribution, the thermodynamic analysis of α- and β-pinene epoxide isomerization over Fe and Cu supported on MCM-41 is presented using computational chemistry and group contribution methods (GCMs). Some physical-chemical data (T c, P c, v c, Z c, ω, T b, T fus) and thermodynamic (S°298.15, C p,298.15 °, C v,298.15 °, ΔH f,298.15 °, ΔG f,298.15
Julián E. Sánchez-Velandia   +4 more
openaire   +3 more sources

Monoterpenes of Salvia leucophylla [PDF]

open access: yesCurrent Bioactive Compounds, 2012
The " Salvia phenomenon" is one of the most famous examples of allelopathic interaction between higher plants. The Salvia thickets are surrounded by zones of bare soil ("bare zone", 1-3 m in width), which merge into areas of inhibited grassland ("zone of inhibition") and finally undisturbed grassland at a distance of 3-9 m.
Hiroko Yoshimura, Atsushi Sakai
openaire   +3 more sources

Evolving a generalist biosensor for bicyclic monoterpenes

open access: yesbioRxiv, 2021
Prokaryotic transcription factors can be repurposed as analytical and synthetic tools for precise chemical measurement and regulation. Monoterpenes encompass a broad chemical family that are commercially valuable as flavors, cosmetics, and fragrances ...
Simon d’Oelsnitz   +3 more
semanticscholar   +1 more source

Use of Monoterpenes in the Control of Bark Beetles (Coleoptera: Curculionidae, Scolytinae) in Forest Areas

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2020
Bark beetles (Coleoptera: Curculionidae) are among the important pests of forest in the world and in Turkey. Pine-feeding bark beetles interact chemically with their host tree via the behavioral, physiological, and biochemical effects of one class of ...
Gülsevim Tiring   +2 more
doaj   +1 more source

Current and Potential Applications of Monoterpenes and Their Derivatives in Oral Health Care

open access: yesMolecules, 2023
Plant products have been employed in medicine for centuries. As the world becomes more health-conscious, there is a growing interest in natural and minimally processed products for oral health care.
Wiktoria Potocka   +3 more
doaj   +1 more source

Microbial monoterpene transformations—a review [PDF]

open access: yesFrontiers in Microbiology, 2014
Isoprene and monoterpenes constitute a significant fraction of new plant biomass. Emission rates into the atmosphere alone are estimated to be over 500 Tg per year. These natural hydrocarbons are mineralized annually in similar quantities. In the atmosphere, abiotic photochemical processes cause lifetimes of minutes to hours.
Marmulla, R., Harder, J.
openaire   +4 more sources

Chemical Variability of Hexane Extracts from Five Subspecies of Calendula suffruticosa from Spain

open access: yesChemistry &Biodiversity, Volume 19, Issue 12, December 2022., 2022
Abstract The chemical profile of the hexane extracts of the subspecies carbonellii, greuteri, marginata, trialata, and vejerensis of Calendula suffruticosa growing in Spain, herein described for the first time, were studied to access their value as a chemo taxonomical tool and search for potentially useful compounds. The subsp. greuteri and carbonellii
Silvana Ohse   +5 more
wiley   +1 more source

Monoterpenes and Their Derivatives—Recent Development in Biological and Medical Applications

open access: yesInternational Journal of Molecular Sciences, 2020
Monoterpenes, comprising hydrocarbons, are the largest class of plant secondary metabolites and are commonly found in essential oils. Monoterpenes and their derivatives are key ingredients in the design and production of new biologically active compounds.
M. Zielińska-Błajet, J. Feder-Kubis
semanticscholar   +1 more source

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