Results 11 to 20 of about 23,681 (206)

Identification of Two New Phenanthrenes from Dendrobii Herba and Their Cytotoxicity towards Human Hypopharynx Squamous Carcinoma Cell (FaDu)

open access: yesMolecules, 2019
Two new phenanthrenes, (1R,2R)-1,7-hydroxy-2,8-methoxy-2,3-dihydrophenanthrene-4(1H)-one (1) and 2,7-dihydroxy-phenanthrene-1,4-dione (2), were isolated from the ethyl acetate-soluble fraction of Dendrobii Herba, together with seven known phenanthrenes ...
Bomi Nam   +7 more
doaj   +2 more sources

Polycyclic aromatic hydrocarbon (PAH) source identification and a maternal transfer case study in threatened killer whales (Orcinus orca) of British Columbia, Canada [PDF]

open access: yesScientific Reports, 2023
The northeastern Pacific (NEP) Ocean spans the coast of British Columbia (Canada) and is impacted by anthropogenic activities including oil pipeline developments, maritime fossil fuel tanker traffic, industrial chemical effluents, agricultural and urban ...
Kiah Lee   +6 more
doaj   +2 more sources

Differential degradation of petroleum hydrocarbons by Shewanella putrefaciens under aerobic and anaerobic conditions [PDF]

open access: yesFrontiers in Microbiology
The complexity of crude oil composition, combined with the fluctuating oxygen level in contaminated environments, poses challenges for the bioremediation of oil pollutants, because of compound-specific microbial degradation of petroleum hydrocarbons ...
Yang Li   +6 more
doaj   +2 more sources

Recent Research Progress on Natural Stilbenes in Dendrobium Species

open access: yesMolecules, 2022
Dendrobium is the second biggest genus in the Orchidaceae family, and many of them have been utilized as a traditional Chinese medicine (TCM) for thousands of years in China.
Denghui Zhai   +4 more
doaj   +1 more source

Dicarbonyl anthracenes and phenanthrenes as singlet fission chromophores

open access: yesCanadian journal of chemistry (Print), 2022
Singlet fission is a highly desired process in photovoltaic devices as it can significantly enhance photoelectric conversion efficiency. Exploitation of this process in photovoltaics is hindered by the lack of appropriate chromophores.
D. James   +4 more
semanticscholar   +1 more source

Unique Phenanthrenes from Juncus ensifolius and Their Antiproliferative and Synergistic Effects with the Conventional Anticancer Agent Doxorubicin against Human Cancer Cell Lines

open access: yesPharmaceutics, 2022
Phenanthrenes are the main special metabolites of Juncaceae species from phytochemical, pharmacological, and chemotaxonomical points of view. The present study focused on the isolation, structure determination, and pharmacological investigation of ...
Dóra Stefkó   +7 more
doaj   +1 more source

Reactivity of 5‐(Alkynyl)dibenzothiophenium Salts: Synthesis of Diynes, Vinyl Sulfones, and Phenanthrenes

open access: yesAnnalen der Pharmacie, 2021
The reactivity of 5‐(alkynyl)dibenzothiophenium salts 1 is explored in the presence of different nucleophiles, dienes, and under photochemical conditions.
Kevin Kafuta   +5 more
semanticscholar   +1 more source

Phytochemical Constituents and Pharmacological Potential of Tamus communis Rhizomes

open access: yesMolecules, 2022
Tamus communis L. is a plant distributed in a number of geographical areas whose rhizome has been used for centuries as an anti-inflammatory and analgesic remedy.
Iva Slavova   +4 more
doaj   +1 more source

Antiproliferative and Proapoptotic Effects of Phenanthrene Derivatives Isolated from Bletilla striata on A549 Lung Cancer Cells

open access: yesMolecules, 2022
Lung cancer continues to be the world’s leading cause of cancer death and the treatment of non-small cell lung cancer (NSCLC) has attracted much attention.
Fei Zhou   +7 more
doaj   +1 more source

Function of aromatic compounds as indicators in laboratory experiments of heavy oil with fire flooding

open access: yesShiyou shiyan dizhi, 2022
Identifying whether high-temperature oxidation is realized in fire flooding has become one of the technical difficulties in evaluating the effect of fire flooding for heavy oil reservoirs. In order to study how the chemical properties of crude oil varied
Hongxing YAN   +4 more
doaj   +1 more source

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