THE THERAPEUTIC EFFECT OF HESPERIDIN ON THE HISTOMORPHOLOGY OF THE PREFRONTAL CORTEX OF PSYCHOLOGICAL STRESS-INDUCED PTSD IN WISTAR RAT

Student: Elvis Ikechukwu Ikechukwu
Supervisor: Mr Chris Ogan
HOD: Dr Rademene Oria
Department of Anatomy
Basic Medical Sciences
University of Cross River State, Calabar

Abstract

This study investigated the therapeutic effects of hesperidin on the histomorphology of the prefrontal cortex in Wistar rats with psychological stress-induced post-traumatic stress disorder (PTSD). PTSD, a mental health condition affecting the prefrontal cortex, is linked to emotional and cognitive impairments. Current pharmacological treatments have limited efficacy and side effects, prompting the search for alternatives. Hesperidin, a bioflavonoid with antioxidant and neuroprotective properties, was examined for its potential in mitigating stress-induced neuronal damage. Thirty adult male Wistar rats were divided into six groups: a control group, a stress-only group, a fluoxetine-treated group (standard PTSD treatment), and three hesperidin-treated groups (50 mg/kg, 100 mg/kg, 200 mg/kg). Stress was induced using the Single Prolonged Stress (SPS) model, and histological analyses were performed to evaluate neuronal integrity and neuroinflammation. Results showed significant neuronal damage in the stress-only group, while fluoxetine provided partial neuroprotection. Hesperidin, exhibited dose-dependent neuroprotective effects, preserving neuronal structure and reducing astrocytic activation. In conclusion, hesperidin demonstrated promising neuroprotective potential, making it a viable alternative for PTSD treatment with fewer side effects than fluoxetine. Further research is recommended to confirm its therapeutic potential in humans. Keywords: Hesperidin, PTSD, Prefrontal Cortex, Neuroprotection, Psychological Stress, Histomorphology.

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