Results 41 to 50 of about 25,157 (251)

A chalcone derivative reactivates latent HIV-1 transcription through activating P-TEFb and promoting Tat-SEC interaction on viral promoter. [PDF]

open access: yes, 2017
The principal barrier to the eradication of HIV/AIDS is the existence of latent viral reservoirs. One strategy to overcome this barrier is to use latency-reversing agents (LRAs) to reactivate the latent proviruses, which can then be eliminated by ...
Ao, Ming-Tao   +9 more
core   +2 more sources

Green Synthesis, Characterization, Photophysical and Electrochemical Properties of Bis-chalcones

open access: yesInternational Journal of Electrochemical Science, 2014
Donor-acceptor conjugated dienes (bis-chalcones) were synthesized via an ultrasonic radiation, accomplished by the reaction between 3-acetyl-2,5-dimethylthiophene/1 (2,5-dimethyl-furan-3-yl)- ethanone and terephthalaldehyde.
Abdullah M. Asiri   +5 more
doaj   +1 more source

A Comprehensive Review of Aminochalcones

open access: yesMolecules, 2020
Chalcones, members of the flavonoid family, display a plethora of interesting biological activities including but not limited to antioxidant, anticancer, antimicrobial, anti-inflammatory, and antiprotozoal activities.
Rimsha Irfan   +3 more
doaj   +1 more source

Molecular docking and dynamics analysis of halogenated imidazole chalcone as anticancer compounds [PDF]

open access: yesPharmacia, 2023
Cancer is one of the three biggest causes of death in the world. The development of new drugs against this disease is a serious study that must be carried out in order to reduce mortality and extend the life span of sufferers.
Winarto Haryadi, Harno Dwi Pranowo
doaj   +3 more sources

Synthesis and Pharmacological Evaluation of Some Phenylpyrazolo Indoquinoxaline Derivatives

open access: yesE-Journal of Chemistry, 2011
Indoloquinoxalin was fused with 2,3 diphenyl quinoxaline by a methylene bridge which was then allowed for acetylation. The acetylated product was made to react with different aromatic aldehydes to give chalcones.
CH. Sridevi, K. Balaji, A. Naidu
doaj   +1 more source

Mechanochemical synthesis of indolyl chalcones with antiproliferative activity

open access: yesGreen Chemistry Letters and Reviews, 2022
An efficient eco-friendly one-step mechanochemical synthesis of indole hybrid chalcones via the Claisen–Schmidt condensation of 1-methylindole-3-carboxaldehyde with various substituted acetophenones is described using liquid assisted grinding in a high ...
Zuzana Kudličková   +4 more
doaj   +1 more source

Chalcone-based Selective Inhibitors of a C4 Plant Key Enzyme as Novel Potential Herbicides [PDF]

open access: yes, 2016
Weeds are a challenge for global food production due to their rapidly evolving resistance against herbicides. We have identified chalcones as selective inhibitors of phosphoenolpyruvate carboxylase (PEPC), a key enzyme for carbon fixation and biomass ...
Bott, M.   +7 more
core   +2 more sources

Emerging role of Garcinol, the antioxidant chalcone from Garcinia indica Choisy and its synthetic analogs [PDF]

open access: yes, 2009
Garcinol, harvested from Garcinia indica, has traditionally been used in tropical regions and appreciated for centuries; however its biological properties are only beginning to be elucidated.
Subhash Padhye   +3 more
core   +3 more sources

Antiproliferative activity and p53 upregulation effects of chalcones on human breast cancer cells

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2019
Chalcones are valuable structures for drug discovery due to their broad bioactivity spectrum. In this study, we evaluated 20 synthetic chalcones against estrogen-receptor-positive breast cancer cells (MCF-7 line) and triple-negative breast cancer (TNBC ...
Mariana Bastos dos Santos   +10 more
doaj   +1 more source

Exploring the Phytochemical Landscape of the Early-Diverging Flowering Plant Amborella trichopoda Baill. [PDF]

open access: yes, 2019
Although the evolutionary significance of the early-diverging flowering plant Amborella (Amborella trichopoda Baill.) is widely recognized, its metabolic landscape, particularly specialized metabolites, is currently underexplored.
Chang, Lijing   +3 more
core   +1 more source

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