Results 91 to 100 of about 22,446 (231)

Enantioselective Total Synthesis of (+)-Salvileucalin B [PDF]

open access: yes, 2011
An enantioselective total synthesis of the diterpenoid natural product (+)-salvileucalin B is reported. Key findings include a copper-catalyzed arene cyclopropanation reaction to provide the unusual norcaradiene core and a reversible retro ...
Levin, Sergiy   +2 more
core   +1 more source

Kaempulchraols A−H, diterpenoids from the rhizomes of Kaempferia pulchra collected in Myanmar [PDF]

open access: yes, 2015
Eight new diterpenoids, kaempulchraols A−H (1−8), along with five known analogues were isolated from the CHCl3 soluble extract of rhizomes of Kaempferia pulchra of Myanmar.
Abe Ikuro   +6 more
core   +2 more sources

Constitutive and inducible oleoresin defenses share genetic architectures and mechanisms in Pinus taeda

open access: yesNew Phytologist, Volume 250, Issue 5, Page 2966-2987, June 2026.
Summary The oleoresin defense system of loblolly pine (Pinus taeda) protects trees from insects and pathogens and is an important source of renewable biofuels and chemicals, but the genetic basis of oleoresin production is poorly understood. We characterized the genetic architecture of oleoresin flow, resin canal number, stem wood terpene content, and ...
Mallory M. Morgan   +13 more
wiley   +1 more source

Production of ent-kaurene from lignocellulosic hydrolysate in Rhodosporidium toruloides. [PDF]

open access: yes, 2020
BACKGROUND:Rhodosporidium toruloides has emerged as a promising host for the production of bioproducts from lignocellulose, in part due to its ability to grow on lignocellulosic feedstocks, tolerate growth inhibitors, and co-utilize sugars and lignin ...
Burnum-Johnson, Kristin E   +15 more
core   +1 more source

Major Components of Epicuticular Wax From Fruit of the Canadian Prairies: Saskatoon Berry (Amelanchier alnifolia), Canadian Dwarf Sour Cherry (Prunus × kerrasis), Haskap (Lonicera caerulea), and Red Twinberry (Lonicera utahensis)

open access: yesEuropean Journal of Lipid Science and Technology, Volume 128, Issue 5, May 2026.
Composition of chloroform extractable surface wax from fruit was determined by GC and GC/MS. The major components of Saskatoon berry wax were nonacosan‐10‐ol and nonacosane. Canadian sour cherry wax was enriched in the pentacyclic triterpenoids and haskap in nonacosan‐10‐ol and nonacosan‐5,10,‐diol. Red twinberry wax contained triterpenoids.
Daniel Hupka   +2 more
wiley   +1 more source

Acyclic diterpene alcohols isolated from four algae of Bryopsidophyceae and their toxicity [PDF]

open access: yes, 1994
Three new acylic diterpenoids belonging to the class of phytol series have been isolated. They were obtained from the ethyl acetate soluble fractions of four siphonaceous green seaweeds, Bryopsis pennata Lamour., Caulerpa taxifolia (Vahl) C.
Ahmad, V.U.   +5 more
core  

Evaluation of Agave angustifolia as a Sustainable Alternative to Synthetic Pesticides: Phytochemical Composition and Multi‐Trophic Bioactivity

open access: yesFlavour and Fragrance Journal, Volume 41, Issue 3, Page 656-672, May 2026.
The pesticidal potential of Agave angustifolia by assessing its anti‐nematic, antimicrobial, and insecticidal activities, alongside phytochemical profiling. ABSTRACT Plant diseases caused by fungi, bacteria, nematodes, and viruses contribute significantly to annual crop losses and economic hardship. Reliance on chemical pesticides, over a thousand used
Rashika Tamta   +7 more
wiley   +1 more source

Cardiovascular Benefits of Salvia miltiorrhiza (Danshen) Supplementation: Bioactive Constituents, Mechanisms, Clinical Evidence and Implications for Nutritional Care

open access: yesFood Science &Nutrition, Volume 14, Issue 5, May 2026.
Salvia miltiorrhiza (Danshen) contains bioactive tanshinones, including tanshinone IIA, cryptotanshinone, and tanshinone I, that exert cardioprotective effects through coordinated modulation of vascular endothelial growth factor receptor (VEGFR), transforming growth factor beta 1 (TGF‐β1), transforming growth factor beta receptor (TGF‐βR), toll‐like ...
Akash Vikal   +6 more
wiley   +1 more source

Chemical Constituents and Biological Potentials of Teucrium scordium subsp. scordioides Extracts: In Vitro Experimental and In Silico Perspectives

open access: yesChemistryOpen, Volume 15, Issue 5, May 2026.
T. scordium subsp. scordioides may represent a natural source of antioxidants and enzyme inhibitors for use in different health‐promoting formulations. This study was undertaken to examine, for the first time, the antioxidant and enzyme inhibitory properties of several extracts obtained from the aerial parts of Teucrium scordium subsp.
Bengusu Hacer Akgul   +9 more
wiley   +1 more source

Second‐Generation Crystalline Sponges Enabling Consistent Structure Analysis Under Standardized Conditions for Diverse Molecules

open access: yesAngewandte Chemie, Volume 138, Issue 17, 20 April 2026.
The second‐generation crystalline sponge method allows structurally diverse molecular guests to crystallize under standardized crystallization conditions. The key is the predominant packing type of cages and anions in crystals. ABSTRACT Crystallization is typically highly sensitive to even minor structural differences in target molecules.
Wei He, Hiroki Takezawa, Makoto Fujita
wiley   +2 more sources

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