Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract

ABSTRACT: Background: Early signs of neurodegenerative events of Alzheimer's disease manifest within the hippocampus and presents as cognitive and memory impairment. Aluminium-chloride (AlCl3), a neurotoxicant interferes with the structure and functions of the hippocampus as well as its neurog...

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Main Authors: Stephen Taiye Adelodun, Oluwadamilola Adunni Ishola, Ayodeji Zabdiel Abijo, Sunday Yinka Olatunji, Joshua Oladele Owolabi, John Afees Olanrewaju, Damilare Adedayo Adekomi
Format: Article
Language:English
Published: Elsevier 2021-11-01
Series:Phytomedicine Plus
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2667031321000865
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author Stephen Taiye Adelodun
Oluwadamilola Adunni Ishola
Ayodeji Zabdiel Abijo
Sunday Yinka Olatunji
Joshua Oladele Owolabi
John Afees Olanrewaju
Damilare Adedayo Adekomi
author_facet Stephen Taiye Adelodun
Oluwadamilola Adunni Ishola
Ayodeji Zabdiel Abijo
Sunday Yinka Olatunji
Joshua Oladele Owolabi
John Afees Olanrewaju
Damilare Adedayo Adekomi
author_sort Stephen Taiye Adelodun
collection DOAJ
description ABSTRACT: Background: Early signs of neurodegenerative events of Alzheimer's disease manifest within the hippocampus and presents as cognitive and memory impairment. Aluminium-chloride (AlCl3), a neurotoxicant interferes with the structure and functions of the hippocampus as well as its neurogenesis, thereby causing cognitive and memory impairment. Buchholzia coriacea (BC), a plant of nutraceutical value is traditionally reputed to boost memory and cognitive functions. This study elucidated the neuroprotective role of Buchholzia coriacea seed extract on AlCl3-induced hippocampal neuronal damage in Wistar rat model by examining the biochemical, histological, immunohistochemical, and neurobehavioural changes. Methods: Twenty-five male Wistar rats were randomly assigned into five groups A-E (n = 5). Group A served as the control, groups B-E were given 200 mg/kg of AlCl3 for 14 days and then received 2 mLs/kg distilled water, 50mg/kg BC, 100mg/kg BC and 2.5mg/kg donepezil respectively for 14 days orally. Glutathione and neurotransmitters (Glutamate, dopamine, and acetylcholine) levels, G6PDH and neurobehavioral activities, as well as histological (H and E, LFB and Cresyl violet stains) and immunohistochemical (ionized calcium-binding adapter molecule 1, Iba-1) changes were evaluated Results: AlCl3 impaired spatial working memory with observable improvements in the treated groups. Enzymatic activity and neurotransmitter levels were augmented in the group treated with the highest dose of BC compared to the control. Histological assessment showed that BC high-dose mitigated neurodegenerative changes in the CA3 hippocampal subfield. Conclusion: Taken together, BC exhibited neuroprotective ability on AlCl3-induced CA3 hippocampal field neuronal damage and demonstrated memory impairment reversing ability.
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spelling doaj.art-b1ee3631b1524066a21f121ba7f4d0fc2022-12-21T22:41:45ZengElsevierPhytomedicine Plus2667-03132021-11-0114100104Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extractStephen Taiye Adelodun0Oluwadamilola Adunni Ishola1Ayodeji Zabdiel Abijo2Sunday Yinka Olatunji3Joshua Oladele Owolabi4John Afees Olanrewaju5Damilare Adedayo Adekomi6Department of Anatomy, Ben Carson School of Medicine, Babcock University, Ilishan-Remo, Ogun State, NigeriaDepartment of Anatomy, Ben Carson School of Medicine, Babcock University, Ilishan-Remo, Ogun State, NigeriaNeurobiology Unit, Department of Anatomy, Ladoke Akintola University of Technology Ogbomoso, Oyo State, Nigeria; Corresponding author.Department of Anatomy, Ben Carson School of Medicine, Babcock University, Ilishan-Remo, Ogun State, NigeriaDepartment of Anatomy, Ben Carson School of Medicine, Babcock University, Ilishan-Remo, Ogun State, NigeriaDepartment of Anatomy, Ben Carson School of Medicine, Babcock University, Ilishan-Remo, Ogun State, NigeriaDepartment of Anatomy, Osun State University, Osogbo, Osun State, NigeriaABSTRACT: Background: Early signs of neurodegenerative events of Alzheimer's disease manifest within the hippocampus and presents as cognitive and memory impairment. Aluminium-chloride (AlCl3), a neurotoxicant interferes with the structure and functions of the hippocampus as well as its neurogenesis, thereby causing cognitive and memory impairment. Buchholzia coriacea (BC), a plant of nutraceutical value is traditionally reputed to boost memory and cognitive functions. This study elucidated the neuroprotective role of Buchholzia coriacea seed extract on AlCl3-induced hippocampal neuronal damage in Wistar rat model by examining the biochemical, histological, immunohistochemical, and neurobehavioural changes. Methods: Twenty-five male Wistar rats were randomly assigned into five groups A-E (n = 5). Group A served as the control, groups B-E were given 200 mg/kg of AlCl3 for 14 days and then received 2 mLs/kg distilled water, 50mg/kg BC, 100mg/kg BC and 2.5mg/kg donepezil respectively for 14 days orally. Glutathione and neurotransmitters (Glutamate, dopamine, and acetylcholine) levels, G6PDH and neurobehavioral activities, as well as histological (H and E, LFB and Cresyl violet stains) and immunohistochemical (ionized calcium-binding adapter molecule 1, Iba-1) changes were evaluated Results: AlCl3 impaired spatial working memory with observable improvements in the treated groups. Enzymatic activity and neurotransmitter levels were augmented in the group treated with the highest dose of BC compared to the control. Histological assessment showed that BC high-dose mitigated neurodegenerative changes in the CA3 hippocampal subfield. Conclusion: Taken together, BC exhibited neuroprotective ability on AlCl3-induced CA3 hippocampal field neuronal damage and demonstrated memory impairment reversing ability.http://www.sciencedirect.com/science/article/pii/S2667031321000865Aluminium chlorideCA3HippocampusBuchholzia coriaceaAlzheimer's diseaseWistar rats
spellingShingle Stephen Taiye Adelodun
Oluwadamilola Adunni Ishola
Ayodeji Zabdiel Abijo
Sunday Yinka Olatunji
Joshua Oladele Owolabi
John Afees Olanrewaju
Damilare Adedayo Adekomi
Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract
Phytomedicine Plus
Aluminium chloride
CA3
Hippocampus
Buchholzia coriacea
Alzheimer's disease
Wistar rats
title Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract
title_full Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract
title_fullStr Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract
title_full_unstemmed Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract
title_short Aluminium chloride-induced hippocampal damage: CA3 hippocampal subfield involvement and the neuroprotective role of Buchholzia coriacea ethanolic seed extract
title_sort aluminium chloride induced hippocampal damage ca3 hippocampal subfield involvement and the neuroprotective role of buchholzia coriacea ethanolic seed extract
topic Aluminium chloride
CA3
Hippocampus
Buchholzia coriacea
Alzheimer's disease
Wistar rats
url http://www.sciencedirect.com/science/article/pii/S2667031321000865
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