Abstract
Cardamonin has been demonstrated to have an inhibitory effect in many cancers, but its underlying mechanism remains elusive. Here, we studied, for the first time, the mechanism of cardamonin-induced nasopharyngeal carcinoma cell death both in vitro and in vivo. In our study, we showed that cardamonin inhibited cancer cell growth by inducing G2/M phase cell cycle arrest and apoptosis via accumulation of ROS. NF-κB activation was involved in breaking cellular redox homeostasis. Therefore, our results provided new insight into the mechanism of the antitumor effect of cardamonin, supporting cardamonin as a prospective therapeutic drug in nasopharyngeal carcinoma by modulating intracellular redox balance.
MeSH terms
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Animals
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Antineoplastic Agents, Phytogenic / pharmacology*
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Apoptosis / drug effects
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BH3 Interacting Domain Death Agonist Protein / genetics
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BH3 Interacting Domain Death Agonist Protein / metabolism
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Carcinoma / drug therapy*
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Carcinoma / genetics
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Carcinoma / metabolism
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Carcinoma / pathology
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Cell Line, Tumor
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Cell Proliferation / drug effects
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Chalcones / pharmacology*
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G2 Phase Cell Cycle Checkpoints / drug effects*
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Gene Expression Regulation, Neoplastic*
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Humans
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Mice
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Mice, Nude
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NF-kappa B / agonists
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NF-kappa B / genetics*
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NF-kappa B / metabolism
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Nasopharyngeal Carcinoma
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Nasopharyngeal Neoplasms / drug therapy*
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Nasopharyngeal Neoplasms / genetics
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Nasopharyngeal Neoplasms / metabolism
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Nasopharyngeal Neoplasms / pathology
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Reactive Oxygen Species / agonists
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Reactive Oxygen Species / metabolism
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Signal Transduction
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Tumor Suppressor Protein p53 / genetics
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Tumor Suppressor Protein p53 / metabolism
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Xenograft Model Antitumor Assays
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bcl-2-Associated X Protein / genetics
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bcl-2-Associated X Protein / metabolism
Substances
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Antineoplastic Agents, Phytogenic
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BAX protein, human
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BH3 Interacting Domain Death Agonist Protein
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BID protein, human
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Chalcones
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NF-kappa B
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Reactive Oxygen Species
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Tumor Suppressor Protein p53
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bcl-2-Associated X Protein
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cardamonin