Results 31 to 40 of about 159,868 (347)

Origins and composition of fine atmospheric carbonaceous aerosol in the Sierra Nevada Mountains, California [PDF]

open access: yes, 2011
In this paper we report chemically resolved measurements of organic aerosol (OA) and related tracers during the Biosphere Effects on Aerosols and Photochemistry Experiment (BEARPEX) at the Blodgett Forest Research Station, California from 15 August–10 ...
Bench, G.   +16 more
core   +2 more sources

The TriForC database : a comprehensive up-to-date resource of plant triterpene biosynthesis [PDF]

open access: yes, 2018
Triterpenes constitute a large and important class of plant natural products with diverse structures and functions. Their biological roles range from membrane structural components over plant hormones to specialized plant defence compounds.
Bak, Soren   +8 more
core   +2 more sources

Transcriptome pathways unique to dehydration tolerant relatives of modern wheat [PDF]

open access: yes, 2009
Among abiotic stressors, drought is a major factor responsible for dramatic yield loss in agriculture. In order to reveal differences in global expression profiles of drought tolerant and sensitive wild emmer wheat genotypes, a previously deployed shock ...
AN Olsen   +53 more
core   +1 more source

An ectomycorrhizal fungus alters sensitivity to jasmonate, salicylate, gibberellin, and ethylene in host roots. [PDF]

open access: yes, 2020
The phytohormones jasmonate, gibberellin, salicylate, and ethylene regulate an interconnected reprogramming network integrating root development with plant responses against microbes.
Amirebrahimi, Mojgan   +14 more
core   +3 more sources

Enantiospecific Optical Sensing of Terpenes by an Aggregated Atropisomeric Platinum(II) Complex

open access: yesAngewandte Chemie, EarlyView.
Aggregated metal complexes act as an artificial nose and permit reversible optical sensing of small volatile molecules like R/S‐limonene based on enantiospecific recognition. Abstract Terpenes are unfunctionalized small volatile organic compounds (VOCs) that are naturally abundant, relevant to climate change, and impose potential health risks.
Annika Huber   +3 more
wiley   +2 more sources

Terpenes

open access: yes, 2023
Medicinal chemists around the world have been inspired by nature and have successfully extracted chemicals from plants. Research on enzymatic modifications of naturally occurring compounds has played a critical role in the search for biologically active molecules to treat diseases.
Xavier, Virginie   +6 more
openaire   +3 more sources

Biosynthesis Progress of High-Energy-Density Liquid Fuels Derived from Terpenes

open access: yesMicroorganisms
High-energy-density liquid fuels (HED fuels) are essential for volume-limited aerospace vehicles and could serve as energetic additives for conventional fuels. Terpene-derived HED biofuel is an important research field for green fuel synthesis.
Jiajia Liu   +4 more
doaj   +1 more source

Caryolene-forming carbocation rearrangements

open access: yesBeilstein Journal of Organic Chemistry, 2013
Density functional theory calculations on mechanisms of the formation of caryolene, a putative biosynthetic precursor to caryol-1(11)-en-10-ol, reveal two mechanisms for caryolene formation: one involves a base-catalyzed deprotonation/reprotonation ...
Quynh Nhu N. Nguyen, Dean J. Tantillo
doaj   +1 more source

Volatile compounds in the perirenal fat from calves finished on semiextensive or intensive systems with special emphasis on terpenoids

open access: yesGrasas y Aceites, 2015
Grazing ruminants and their production systems have been associated with lower environmental impact and higher animal welfare, along with distinctive meat quality characteristics when compared to intensively reared animals. Recent studies have been aimed
S. Soto   +6 more
doaj   +1 more source

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