Aroyl hydrazones of 2-phenylindole-3-carbaldehydes as novel antimitotic agents

Vogel, Susanne and Kaufmann, Doris and Pojarova, Michaela and Mueller, Christine and Pfaller, Tobias and Kuehne, Sybille and Bednarski, Patrick J. and von Angerer, Erwin (2008) Aroyl hydrazones of 2-phenylindole-3-carbaldehydes as novel antimitotic agents. BIOORGANIC & MEDICINAL CHEMISTRY, 16 (12). pp. 6436-6447. ISSN 0968-0896,

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Abstract

Cell cycle arrest of malignant cells is an important option for cancer treatment. In this study, we modified the structure of antimitotic 2-phenylindole-3-carbaldehydes by condensation with hydrazides of various benzoic and pyridine carboxylic acids. The resulting hydrazones inhibited the growth of MDA-MB 231 and MCF-7 breast cancer cells with IC(50) values of 20-30 nM for the most potent derivatives. These 2-phenylindole derivatives also exerted an inhibitory effect on the growth of both proliferating and resting U-373 MG glioblastoma cells. Though the hydrazones exhibited similar structure-activity relationships as the aldehydes, they did not inhibit tubulin polymerization as the aldehydes but were capable of blocking the cell cycle in G(2)/M phase. The cell cycle arrest was accompanied by apoptosis as demonstrated by the activation of caspase-3. Since these 2-phenylindole-based hydrazones display no structural similarity with other antitumor drugs they are interesting candidates for further development. (c) 2008 Elsevier Ltd. All rights reserved.

Item Type: Article
Uncontrolled Keywords: BREAST-CANCER CELLS; HISTONE-DEACETYLASE INHIBITOR; CYCLE ARREST; ANTITUMOR-ACTIVITY; STEROID SULFATASE; TRICHOSTATIN-A; APOPTOSIS; PROLIFERATION; 2-PHENYLINDOLES; ELLIPTICINE; phenylindoles; aroyl hydrazones; breast cancer cells; glioblastoma cells; cell cycle arrest; apoptosis
Subjects: 600 Technology > 615 Pharmacy
Divisions: Chemistry and Pharmacy > Institute of Pharmacy
Depositing User: Dr. Gernot Deinzer
Date Deposited: 29 Oct 2020 06:49
Last Modified: 29 Oct 2020 06:49
URI: https://pred.uni-regensburg.de/id/eprint/30728

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