Results 31 to 40 of about 398 (150)

Anticancer Activity of Natural and Semi-Synthetic Drimane and Coloratane Sesquiterpenoids [PDF]

open access: yes, 2023
Drimane and coloratane sesquiterpenoids are present in several plants, microorganisms, and marine life. Because of their cytotoxic activity, these sesquiterpenoids have received increasing attention as a source for new anticancer drugs and pharmacophores.
Beckmann, Lorenz   +3 more
core   +1 more source

Volatile Terpenoids from Water Pepper (Polygonum punctatum) Against Pseudomonas aeruginosa and Staphylococcus aureus Virulence Strategies [PDF]

open access: yes, 2014
Polygonum punctatum Elliot (water pepper) is a pungent herb ancestrally employed as a disinfectant in traditional medicine by Toba Indians of the north-eastern region of Argentina and also commonly used as spice in Japanese cuisine.
Arena, Mario Eduardo   +4 more
core   +1 more source

From Labdanes to Drimanes. Degradation of the Side Chain of Dihydrozamoranic Acid.

open access: yesMolecules, 2004
A new route for the degradation of the saturated side chain of dihydrozamoranic acid has been devised, giving an advanced intermediate, compound 14, useful for the synthesis of insect antifeedants such as warburganal and polygodial.
Pedro M. Rocha   +3 more
doaj   +1 more source

Turbidite‐induced re‐oxygenation episodes of the sediment‐water interface in a diverticulum of the Tethys Ocean during the Oceanic Anoxic Event 1a: The French Vocontian Basin

open access: yesThe Depositional Record, Volume 6, Issue 2, Page 352-382, June 2020., 2020
The oceanic anoxic event OAE1a episode has been recorded in the Vocontian Basin (SE‐France) but recurrent reworking (turbidites) altered the record. Abstract Widespread anoxic events affected the Tethys Ocean during the Mesozoic. The Ocean Anoxic Event 1a (Early Aptian), expressed as the Selli Level or Goguel Level (GL) in European basins.
Alexis Caillaud   +10 more
wiley   +1 more source

DRIMYS (CATAIA, CANELO, QUIEBRA-MUELAS): UMA REVISÃO LITERÁRIA SOBRE SUA FITOQUÍMICA, ATIVIDADES BIOLÓGICAS, FARMACOLÓGICAS E TOXICOLÓGICAS [PDF]

open access: yes, 2023
Drimys é um dos gêneros mais conhecidos da família botânica Winteraceae. As espécies que compõe este gênero têm sido amplamente utilizadas na medicina popular latino americana para o tratamento de malária, dores gástricas, dor de dente, anemia, entre ...
de Souza, Ivone Antônia   +1 more
core   +2 more sources

Broad-Spectrum Antifungal Activities and Mechanism of Drimane Sesquiterpenoids [PDF]

open access: yesMicrobial Cell, 2019
ABSTRACTEight drimane sesquiterpenoids including (-)-drimenol and (+)-albicanol were synthesized from (+)-sclareolide and evaluated for their antifungal activities. Three compounds, (-)-drimenol, (+)-albicanol, and (1R,2R,4aS,8aS)-2-hydroxy-2,5,5,8a-tetramethyl-decahydronaphthalene-1-carbaldehyde (4) showed strong activity against C.
Edouarzin, Edruce   +10 more
openaire   +3 more sources

Approaches to the Total Synthesis of Puupehenone-Type Marine Natural Products [PDF]

open access: yes, 2019
Puupehenones have been isolated from the marine sponge Chondrosia chucalla, which belong to a growing family of natural products with more than 100 members.
Cheng, Yun-Fei   +2 more
core   +1 more source

Synergistic interaction in simultaneous exposure to Streptomyces californicus and Stachybotrys chartarum. [PDF]

open access: yes, 2004
The microbial exposure associated with health complaints in moldy houses consists of a heterogeneous group of components, including both living and dead bacteria, fungi, and their metabolites and active compounds.
Andersson MA   +11 more
core   +2 more sources

A mild Lewis acid mediated epoxy-ester to bicyclic ortho ester rearrangement [PDF]

open access: yes, 2013
A mild Lewis acid mediated epoxy-ester to bicyclic ortho ester ...
Awais Ahmed (2570458)   +3 more
core   +3 more sources

SYNTHESIS OF C6 AND C7 FUNCTIONALIZED DRIMANES FROM LARIXOL AND SCLAREOL [PDF]

open access: yesChemistry Journal of Moldova: General, Industrial and Ecological Chemistry, 2011
The current communication represents an extended abstract of the presentation delivered on the joint Moldo-Italian seminar “New frontiers in natural product chemistry”, held in the Institute of Chemistry, Academy of Sciences of Moldova on 30 September ...
A. Ciocarlan   +6 more
doaj  

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