Open Access

Carthamin yellow improves cerebral ischemia‑reperfusion injury by attenuating inflammation and ferroptosis in rats

  • Authors:
    • Huihui Guo
    • Lili Zhu
    • Pingping Tang
    • Dong Chen
    • Yancai Li
    • Jianbing Li
    • Chao Bao
  • View Affiliations

  • Published online on: February 11, 2021     https://doi.org/10.3892/ijmm.2021.4885
  • Article Number: 52
  • Copyright: © Guo et al. This is an open access article distributed under the terms of Creative Commons Attribution License.

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Abstract

Carthamin yellow (CY), a flavonoid compound extracted from safflower, has been reported to attenuate cardiac ischemia and reperfusion injury. However, whether CY could ameliorate ischemic stroke is not completely understood. In the present study, the preventive effects of CY on experimental ischemic stroke were investigated using middle cerebral artery occlusion (MCAO) model rats. Neurological scores, brain edema, infarct area and microtubule‑associated protein 2 (MAP‑2) immunoreactivity were assessed to evaluate the effects of CY on ischemic brain injury. The involvement of inflammation and ferroptosis were examined to investigate the mechanism underlying the effects of CY. The results demonstrated that 2‑week CY treatment attenuated the neurological deficit score, brain water content and infarct area, and increased MAP‑2 immunoreactivity in the cortex in MCAO model rats. CY administration also deactivated the cortex NF‑κB/NLR family pyrin domain containing 3 inflammasome signaling pathway, and decreased serum TNF‑α, IL‑1β and IL‑6 concentrations. Moreover, CY treatment inhibited Fe2+ and reactive oxygen species accumulation, and reversed acyl‑CoA synthetase long‑chain family member 4, transferrin receptor 1, glutathione peroxidase 4 and ferritin heavy chain 1 protein expression levels in the brain. The levels of glutathione, superoxide dismutase and malondialdehyde in the serum were also reversed by CY treatment. Collectively, the results of the present study demonstrated that CY protected rats against ischemic stroke, which was associated with mitigation of inflammation and ferroptosis.
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April-2021
Volume 47 Issue 4

Print ISSN: 1107-3756
Online ISSN:1791-244X

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Spandidos Publications style
Guo H, Zhu L, Tang P, Chen D, Li Y, Li J and Bao C: Carthamin yellow improves cerebral ischemia‑reperfusion injury by attenuating inflammation and ferroptosis in rats. Int J Mol Med 47: 52, 2021
APA
Guo, H., Zhu, L., Tang, P., Chen, D., Li, Y., Li, J., & Bao, C. (2021). Carthamin yellow improves cerebral ischemia‑reperfusion injury by attenuating inflammation and ferroptosis in rats. International Journal of Molecular Medicine, 47, 52. https://doi.org/10.3892/ijmm.2021.4885
MLA
Guo, H., Zhu, L., Tang, P., Chen, D., Li, Y., Li, J., Bao, C."Carthamin yellow improves cerebral ischemia‑reperfusion injury by attenuating inflammation and ferroptosis in rats". International Journal of Molecular Medicine 47.4 (2021): 52.
Chicago
Guo, H., Zhu, L., Tang, P., Chen, D., Li, Y., Li, J., Bao, C."Carthamin yellow improves cerebral ischemia‑reperfusion injury by attenuating inflammation and ferroptosis in rats". International Journal of Molecular Medicine 47, no. 4 (2021): 52. https://doi.org/10.3892/ijmm.2021.4885