Results 111 to 120 of about 83,469 (387)

Discovery of the cryptic function of terpene cyclases as aromatic prenyltransferases

open access: yesNature Communications, 2020
Catalytic versatility is an inherent property of many enzymes. In nature, terpene cyclases comprise the foundation of molecular biodiversity as they generate diverse hydrocarbon scaffolds found in thousands of terpenoid natural products.
Haibing He   +12 more
semanticscholar   +1 more source

Halogenated and Nonhalogenated Metabolites from the Marine-Alga-Endophytic Fungus Trichoderma asperellum cf44-2

open access: yesMarine Drugs, 2018
One new bisabolane sesquiterpene, bisabolan-1,10,11-triol (1), one new norbisabolane sesquiterpene, 12-nor-11-acetoxybisabolen-3,6,7-triol (2), two new naturally occurring monoterpenes, (7S)- and (7R)-1-hydroxy-3-p-menthen-9-oic acids (3 and 4), one new ...
Yin-Ping Song   +4 more
doaj   +1 more source

Chemical investigation of a biologically active schinus molle L. leaf extract [PDF]

open access: yes, 2019
The pepper tree Schinus molle L. is an evergreen ornamental plant belonging to the Anacardiaceae family, native to South America and widespread throughout the world. It has biological activities and is used in folk medicine. This paper aims to contribute
Garzoli, S.   +5 more
core   +1 more source

Ozone and OH-induced oxidation of monoterpenes: Changes in the thermal properties of secondary organic aerosol (SOA) [PDF]

open access: yesarXiv, 2017
The behaviour of secondary organic aerosols (SOA) in the atmosphere is highly dependent on their thermal properties. Here we investigate the volatility of SOA formed from alpha-pinene, beta-pinene and limonene upon ozone- and OH-induced oxidation, and the effect of OH-induced ageing on the initially produced SOA.
arxiv  

The bHLH transcription factors TSAR1 and TSAR2 regulate triterpene saponin biosynthesis in Medicago truncatula [PDF]

open access: yes, 2015
Plants respond to stresses by producing a broad spectrum of bioactive specialized metabolites. Hormonal elicitors, such as jasmonates, trigger a complex signaling circuit leading to the concerted activation of specific metabolic pathways.
Goossens, Alain   +5 more
core   +2 more sources

Navigating the Chiral Pool in the Total Synthesis of Complex Terpene Natural Products.

open access: yesChemical Reviews, 2017
The pool of abundant chiral terpene building blocks (i.e., "chiral pool terpenes") has long served as a starting point for the chemical synthesis of complex natural products, including many terpenes themselves.
Zachary G. Brill   +3 more
semanticscholar   +1 more source

Diversity and function of terpene synthases in the production of carrot aroma and flavor compounds

open access: yesScientific Reports, 2020
Carrot ( Daucus carota L.) is an important root vegetable crop with high nutritional value, characteristic flavor, and benefits to human health. D. carota tissues produce an essential oil that is rich in volatile terpenes and plays a major role in carrot
A. Muchlinski   +9 more
semanticscholar   +1 more source

Tuberculosis Terpene Targets

open access: yesChemistry & Biology, 2015
In this issue, Young, Moody, and colleagues report the discovery of an isomer of the Mycobacterium tuberculosis (Mtb) virulence factor 1-tuberculosinyl adenosine, N(6)-tuberculosinyl adenosine, in mice infected with tuberculosis. These Mtb-derived terpene compounds may serve as sensitive and specific biomarkers of infection.
openaire   +3 more sources

Excited‐State Basicity Diverts the Site‐Selectivity of Aromatic Deuteration: Application to the Late‐Stage Labeling of Pharmaceuticals

open access: yesAngewandte Chemie International Edition, EarlyView.
We present a metal‐free method for aromatic deuterium labeling via photoexcitation in deuterated HFIP. This approach leverages the enhanced basicity of excited‐state aromatics to achieve selective hydrogen isotope exchange at challenging positions. Demonstrated on complex drug molecules, this efficient strategy provides a valuable tool for isotope ...
Eva Rivera‐Chao   +5 more
wiley   +1 more source

Characterization of a Unique Pair of Ferredoxin and Ferredoxin NADP+ Reductase Isoforms That Operates in Non-Photosynthetic Glandular Trichomes

open access: yesPlants
Our recent investigations indicated that isoforms of ferredoxin (Fd) and ferredoxin NADP+ reductase (FNR) play essential roles for the reductive steps of the 2C-methyl-D-erythritol 4-phosphate (MEP) pathway of terpenoid biosynthesis in peppermint ...
Joshua T. Polito   +4 more
doaj   +1 more source

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