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Abstract

Rutin Prevents Spinal Cord Neuroinflammation via Downregulating p38 Mitogen-Activated Protein Kinase Signaling Pathway

Author(s): Tiejun Shi, Peixin Wang, Tao Wang, Fanxuan Kong, Yikun Sun, Hao Huang and Nan Li*
Department of Neurosurgery, People's Liberation Army (PLA) Strategic Support Force Characteristic Medical Center, Chaoyang, Beijing 100101, China

Correspondence Address:
Nan Li, Department of Neurosurgery, People's Liberation Army (PLA) Strategic Support Force Characteristic Medical Center, Chaoyang, Beijing 100101, China, E-mail: linan107072@163.com


Previous literature has described the significant biological and pharmacological activities of rutin in mammals. Nevertheless, there is no known function or role for Rutin in spinal cord neuroinflammation. In this research, 120 male adult Sprague-Dawley rats were randomly divided into 4 groups (n=30 per group) viz., sham operation (control group), spinal cord injury, methylprednisolone treatment and rutin treatment. Enzyme-linked immunosorbent assay analysis of pro-inflammatory cytokines, malondialdehyde, superoxide dismutase, catalase, and glutathione peroxidase were analyzed using kits. Fibroblast growth factor, neurotrophin 3, brain-derived neurotrophic factor, and nerve growth factor, messenger ribonucleic acid level were examined using real-time fluorescent quantitative polymerase chain reaction. Western blot analysis of p38 mitogen-activated protein kinase protein expression relative to the model group (spinal cord injury group), inflammatory cytokines, malondialdehyde levels, spinal cord water content, and p38 mitogen-activated protein kinase protein levels were reduced in the rutin treatment group, however, the superoxide dismutase, catalase, and glutathione peroxidase levels, fibroblast growth factor, neurotrophin 3, brain-derived neurotrophic factor, and nerve growth factor, messenger ribonucleic acid levels, and the blood-brain barrier score (24, 48, 72 h) were increased. Rutin relieves spinal cord neuroinflammation by inhibiting the p38 mitogen-activated protein kinase signaling pathway.

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