Evaluation of antioxidant and cytotoxic properties of phenolic N-acylhydrazones: structure–activity relationship

Cancer is still a relentless public health issue. Particularly, colorectal cancer is the third most prevalent cancer in men and the second in women. Moreover, cancer development and growth are associated with various cell disorders, such as oxidative stress and inflammation. The quest for efficient...

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Main Authors: Jovica Branković, Nevena Milivojević, Vesna Milovanović, Dušica Simijonović, Zorica D. Petrović, Zoran Marković, Dragana S. Šeklić, Marko N. Živanović, Milena D. Vukić, Vladimir P. Petrović
Format: Article
Language:English
Published: The Royal Society 2022-06-01
Series:Royal Society Open Science
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Online Access:https://royalsocietypublishing.org/doi/10.1098/rsos.211853
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Summary:Cancer is still a relentless public health issue. Particularly, colorectal cancer is the third most prevalent cancer in men and the second in women. Moreover, cancer development and growth are associated with various cell disorders, such as oxidative stress and inflammation. The quest for efficient therapeutics is a challenging task, especially when it comes to achieving both cytotoxicity and selectivity. Herein, five series of phenolic N-acylhydrazones were synthesized and evaluated for their antioxidant potency, as well as their influence on HCT-116 and MRC-5 cells viability. Among 40 examined analogues, 20 of them expressed antioxidant activity against the DPPH radical. Furthermore, density functional theory was employed to estimate the antioxidant potency of the selected analogues from the thermodynamical aspect, as well as the preferable free-radical scavenging pathway. Cytotoxicity assay exposed enhanced selectivity of a number of analogues toward cancer cells. The structure–activity analysis revealed the impact of the type and position of the functional groups on both cell viability and selectivity toward cancer cells.
ISSN:2054-5703