Design and synthesis new indole-based aromatase/iNOS inhibitors with apoptotic antiproliferative activity

Lamya H. Al-Wahaibi, Hesham A. Abou-Zied, Mostafa H. Abdelrahman, Martha M. Morcoss, Laurent Trembleau* (Corresponding Author), Bahaa G.M. Youssif* (Corresponding Author), Stefan Bräse* (Corresponding Author)

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

The present study details the design, synthesis, and bio-evaluation of indoles 3–16 as dual inhibitors of aromatase and inducible nitric oxide synthase (iNOS)with antiproliferative activity. The study evaluates the antiproliferative efficacy of 3–16 against various cancer cell lines, highlighting hybrids 12 and 16 for their exceptional activity with GI50 values of 25 nM and 28 nM, respectively. The inhibitory effects of the most active hybrids 5, 7, 12, and 16, on both aromatase and iNOS were evaluated. Compounds 12 and 16 were investigated for their apoptotic potential activity, and the results showed that the studied compounds enhance apoptosis by activating caspase-3, 8, and Bax and down-regulating the anti-apoptotic Bcl-2. Molecular docking studies are intricately discussed to confirm most active hybrids’ 12- and 16-binding interactions with the aromatase active site. Additionally, our novel study discussed the ADME characteristics of derivatives 8–16, highlighting their potential as therapeutic agents with reduced toxicity.
Original languageEnglish
Article number1432920
Number of pages19
JournalFrontiers in Chemistry
Volume12
Early online date6 Sept 2024
DOIs
Publication statusPublished - 6 Sept 2024

Data Availability Statement

Supplementary Material for this article can be found online at: https://www.frontiersin.org/articles/10.3389/fchem.2024.1432920/full#supplementary-material

Keywords

  • aromatase
  • indole
  • inhibitors
  • nitric oxide
  • pyrazine
  • synthase

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