Caffeic acid, morin hydrate and quercetin partially attenuate sulfur mustard-induced cell death by inhibiting the lipoxygenase pathway

  • Authors:
    • Shin Kim
    • Kwang‑Joon Jeong
    • Sung Kweon Cho
    • Joo‑Won Park
    • Woo‑Jae Park
  • View Affiliations

  • Published online on: September 23, 2016     https://doi.org/10.3892/mmr.2016.5766
  • Pages: 4454-4460
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Abstract

Sulfur mustard (SM) is an alkylating agent, which has been used as in chemical warfare in a number of conflicts. As the generation of reactive oxygen species (ROS), and adducts in DNA and proteins have been suggested as the mechanism underlying SM‑induced cytotoxicity, the present study screened several antioxidant candidates, including tannic acid, deferoxamine mesylate, trolox, vitamin C, ellagic acid and caffeic acid (CA) to assess their potential as therapeutic agents for SM‑induced cell death. Among several antioxidants, CA partially alleviated SM‑induced cell death in a dose‑dependent manner. Although CA treatment decreased the phosphorylation of p38 mitogen‑activated protein (MAP) kinase and p53, p38 MAP kinase inhibition by SB203580 did not affect SM‑induced cell death. As CA has also been reported as a 15‑lipoxygenase (15‑LOX) inhibitor, the role of 15‑LOX in SM‑induced cytotoxicity was also examined. Similar to the results observed with CA, treatment with PD146176, a specific 15‑LOX inhibitor, decreased SM‑induced cytotoxicity, accompanied by decreases in the production of tumor necrosis factor‑α and 15‑hydroxyeicosatetraenoic acid. Furthermore, the present study investigated the protective effects of two natural 15‑LOX inhibitors, morin hydrate and quercetin, in SM‑induced cytotoxicity. As expected, these inhibitors had similar protective effects against SM‑induced cytotoxicity. These antioxidants also reduced the generation of ROS and nitrate/nitrite. Therefore, the results of the present study indicated that the natural products, CA, quercetin and morin hydrate, offer potential as adjuvant therapeutic agents for SM‑induced toxicity, not only by reducing inflammation mediated by the p38 and LOX signaling pathways, but also by decreasing the generation of ROS and nitrate/nitrite.
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November-2016
Volume 14 Issue 5

Print ISSN: 1791-2997
Online ISSN:1791-3004

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Spandidos Publications style
Kim S, Jeong KJ, Cho SK, Park JW and Park WJ: Caffeic acid, morin hydrate and quercetin partially attenuate sulfur mustard-induced cell death by inhibiting the lipoxygenase pathway. Mol Med Rep 14: 4454-4460, 2016
APA
Kim, S., Jeong, K., Cho, S.K., Park, J., & Park, W. (2016). Caffeic acid, morin hydrate and quercetin partially attenuate sulfur mustard-induced cell death by inhibiting the lipoxygenase pathway. Molecular Medicine Reports, 14, 4454-4460. https://doi.org/10.3892/mmr.2016.5766
MLA
Kim, S., Jeong, K., Cho, S. K., Park, J., Park, W."Caffeic acid, morin hydrate and quercetin partially attenuate sulfur mustard-induced cell death by inhibiting the lipoxygenase pathway". Molecular Medicine Reports 14.5 (2016): 4454-4460.
Chicago
Kim, S., Jeong, K., Cho, S. K., Park, J., Park, W."Caffeic acid, morin hydrate and quercetin partially attenuate sulfur mustard-induced cell death by inhibiting the lipoxygenase pathway". Molecular Medicine Reports 14, no. 5 (2016): 4454-4460. https://doi.org/10.3892/mmr.2016.5766