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Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.
World J Exp Med. Sep 20, 2026; 16(3): 124614
Published online Sep 20, 2026. doi: 10.5493/wjem.124614
Effects of Kalanchoe pinnata, exercise, and stimulation on neuroinflammation, redox homeostasis, and neuropathic pain in a Wistar-rat model
Olamide Wilson Fasakin, Ayoola Awosika, Funmilayo Mercy Ojo, Ayodeji Samuel Boboye
Olamide Wilson Fasakin, Funmilayo Mercy Ojo, Department of Medical Biochemistry, School of Basic Medical Sciences, College of Medicine, Federal University of Technology, Akure 234034, Nigeria
Ayoola Awosika, Department of Family and Community Medicine, University of Illinois College of Medicine Peoria, Bloomington, IL 61601, United States
Ayodeji Samuel Boboye, Department of Biological Sciences, Institute of Exact and Biological Sciences, Federal University of Ouro Preto, Minas Novas 010000, Minas Gerais, Brazil
Author contributions: Fasakin OW, Awosika A, Ojo OM, and Boboye AS conceived and designed the experiments, performed them, analyzed and interpreted the data, provided reagents, materials, analysis tools, or data, wrote the manuscript, and reviewed the final version.
AI contribution statement: Grammarly (v1.2.283.1934) was used to improve English proficiency.
Institutional animal care and use committee statement: All procedures involving animals were reviewed and approved by the Animal Ethics Committee at the Center for Research and Development, Federal University of Technology, Akure, with Ethical approval (No. FUTA/ETH/25/471).
Conflict-of-interest statement: All authors declare no conflict of interest in publishing the manuscript.
ARRIVE guidelines statement: The authors have read the ARRIVE guidelines, and the manuscript was prepared and revised according to the ARRIVE guidelines.
Data sharing statement: All data generated or analyzed during this study are included in this published article and its Supplementary material. No additional data are available.
Corresponding author: Ayoola Awosika, MD, Department of Family and Community Medicine, University of Illinois College of Medicine Peoria, 1 Illini Drive, Bloomington, IL 61601, United States. ayoolaawosika@yahoo.com
Received: June 23, 2026
Revised: August 4, 2026
Accepted: September 17, 2026
Published online: September 20, 2026
Processing time: 92 Days and 22 Hours
Core Tip

Core Tip: Neuropathic pain is a persistent, treatment-resistant condition driven not only by peripheral nerve injury but also by maladaptive neuroplasticity in central pain-regulatory networks. Evidence increasingly points to dysfunction in the prefrontal cortex, a vital area for top-down control of pain, emotions, and autonomic functions, as a key factor in maintaining pain hypersensitivity. This study examined the combined effects of Kalanchoe pinnata, treadmill exercise, and vagus nerve stimulation on neuroinflammation, redox homeostasis, and neuropathic pain in a rat model. This study shows that combining Kalanchoe pinnata, treadmill exercise, and vagus nerve stimulation offers better relief for neuropathic pain than any single treatment or drug. This triple therapy activates the nuclear factor erythroid 2-related factor 2/heme-oxygenase 1 pathway, reduces neuroinflammation, restores neuroplasticity, decreases cell death, and normalizes neurotransmission by correcting molecular imbalances in the prefrontal cortex.

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