Abstract
Imidazolium salts have shown great promise as anticancer materials. A new imidazolium salt (TPP1), with a triphenylphosphonium substituent, has been synthesized and evaluated for in vitro and in vivo cytotoxicity against bladder cancer. TPP1 was determined to have a GI50 ranging from 200 to 250 μM over a period of 1 h and the ability to effectively inhibit bladder cancer. TPP1 induces apoptosis, and it appears to act as a direct mitochondrial toxin. TPP1 was applied intravesically to a bladder cancer mouse model based on the carcinogen N-butyl-N-(4-hydroxybutyl)nitrosamine (BBN). Cancer selectivity of TPP1 was demonstrated, as BBN-induced tumors exhibited apoptosis but normal adjacent urothelium did not. These results suggest that TPP1 may be a promising intravesical agent for the treatment of bladder cancer.
Original language | English |
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Article number | 111832 |
Pages (from-to) | 111832 |
Journal | European Journal of Medicinal Chemistry |
Volume | 185 |
DOIs | |
State | Published - Jan 1 2020 |
Keywords
- Animals
- Antineoplastic Agents/chemical synthesis
- Cell Line, Tumor
- Cell Proliferation/drug effects
- Dose-Response Relationship, Drug
- Drug Screening Assays, Antitumor
- Female
- Humans
- Imidazoles/chemical synthesis
- Male
- Mice
- Models, Molecular
- Molecular Structure
- Neoplasms, Experimental/drug therapy
- Organophosphorus Compounds/chemical synthesis
- Structure-Activity Relationship
- Urinary Bladder Neoplasms/drug therapy
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Gligorijevic, PhD, B. (Director), Johnson, PhD, N. (Director), Efimov, PhD, A. (Manager) & Yang, PhD, Y. (Manager)
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