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Bregman-Yemini N, Nitzan K, Franko M, Doron R. Connecting the emotional-cognitive puzzle: The role of tyrosine kinase B (TrkB) receptor isoform imbalance in age-related emotional and cognitive impairments. Ageing Res Rev 2024; 99:102349. [PMID: 38823488 DOI: 10.1016/j.arr.2024.102349] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/14/2024] [Revised: 05/16/2024] [Accepted: 05/26/2024] [Indexed: 06/03/2024]
Abstract
Age-related cognitive and affective disorders pose significant public health challenges. Notably, emotional and cognitive symptoms co-occur across multiple age-associated conditions like normal aging, Alzheimer's disease (AD), and mood disorders such as depression and anxiety. While the intricate interplay underlying this relationship remains poorly understood, this article highlights the possibility that an imbalance between full-length (TrkB.FL) and truncated (TrkB.T1) isoforms of tyrosine kinase receptor TrkB in the neurotrophic system may significantly affect age-associated emotional and cognitive functions, by altering brain-derived neurotrophic factor (BDNF) signaling, integral to neuronal health, cognitive functions and mood regulation. While the contribution of this imbalance to pathogenesis awaits full elucidation, this review evaluates its potential mediating role, linking emotional and cognitive decline across age-related disorders The interplay between TrkB.T1 and TrkB.FL isoforms may be considered as a pivotal shared regulator underlying this complex relationship. The current review aims to synthesize current knowledge on TrkB isoform imbalance, specifically its contribution to age-related cognitive decline and mood disorders. By examining shared pathogenic pathways between aging, cognitive decline, and mood disorders through the lens of TrkB signaling, this review uncovers potential therapeutic targets not previously considered, offering a fresh perspective on combating age-related mental health issues as well as cognitive deficits.
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Affiliation(s)
- Noa Bregman-Yemini
- Department of Education and Psychology, The Open University, Israel; Department of Psychology, The Hebrew University, Israel
| | - Keren Nitzan
- Department of Education and Psychology, The Open University, Israel
| | - Motty Franko
- Department of Education and Psychology, The Open University, Israel; Department of Psychology, Ben-Gurion University, Israel
| | - Ravid Doron
- Department of Education and Psychology, The Open University, Israel.
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2
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Almasi S, Jafarzadeh Shirazi MR, Rezvani MR, Ramezani M, Salehi I, Pegah A, Komaki A. The protective effect of biotin supplementation and swimming training on cognitive impairment and mental symptoms in a rat model of Alzheimer's disease: A behavioral, biochemical, and histological study. Heliyon 2024; 10:e32299. [PMID: 39035497 PMCID: PMC11259780 DOI: 10.1016/j.heliyon.2024.e32299] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2023] [Revised: 04/14/2024] [Accepted: 05/31/2024] [Indexed: 07/23/2024] Open
Abstract
Vitamin B (Vit B) plays a regulatory role in cognitive memory and learning. We examined the biochemical and behavioral effects of biotin supplementation (BS) and swimming training (ST) on Alzheimer's disease (AD), the most common type of dementia, in male rats. Sixty rats were randomly assigned to six groups: control, sham (receiving phosphate-buffered saline), AD (receiving a single injection of Aβ into the lateral ventricle), ST (for 28 days and before Aβ injection), and BS (receiving BS through oral gavage for 28 days before Aβ injection). The treatments were continued until the end of the behavioral tests. Learning and memory functions were investigated through the Morris water maze (MWM) and depression and anxiety-like behaviors were tested by elevated plus-maze (EPM) and forced swimming tests. In addition, oxidative stress biomarkers, such as total thiol groups (TTG) and malondialdehyde (MDA) in serum were assessed and histological studies were performed using brain tissues. In the AD group, Aβ increased the distance traveled and escape latency in the MWM, but co-administration of BS and ST attenuated the results of the MWM, EPM, and FST tests. Furthermore, BS decreased the litigious biochemical effects of Aβ by enhancing the levels of TTG, in addition to reducing serum MDA levels. The use of BS as a potent antioxidant improved Aβ-induced memory impairment. It attenuated oxidative stress biomarkers in the brain (number of Aβ plaques) and serum of AD rats. We provide evidence for the use of BS in neurodegenerative disorders, such as AD, to elucidate the possible mechanisms.
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Affiliation(s)
- Shadi Almasi
- Department of Animal Science, School of Agriculture, Shiraz University, Shiraz, Iran
| | | | - Mohammad Reza Rezvani
- Department of Animal Science, School of Agriculture, Shiraz University, Shiraz, Iran
| | - Mahdi Ramezani
- Department of Anatomy, School of Medicine, Hamadan University of Medical Sciences, Hamadan, Iran
| | - Iraj Salehi
- Department of Neuroscience, School of Science and Advanced Technologies in Medicine, Hamadan University of Medical Sciences, Hamadan, Iran
| | - Atefeh Pegah
- Hamadan University of Medical Sciences, Hamadan, Iran
| | - Alireza Komaki
- Department of Neuroscience, School of Science and Advanced Technologies in Medicine, Hamadan University of Medical Sciences, Hamadan, Iran
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3
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Chauquet S, Willis EF, Grice L, Harley SBR, Powell JE, Wray NR, Nguyen Q, Ruitenberg MJ, Shah S, Vukovic J. Exercise rejuvenates microglia and reverses T cell accumulation in the aged female mouse brain. Aging Cell 2024; 23:e14172. [PMID: 38747044 PMCID: PMC11258432 DOI: 10.1111/acel.14172] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2023] [Revised: 02/16/2024] [Accepted: 04/01/2024] [Indexed: 07/21/2024] Open
Abstract
Slowing and/or reversing brain ageing may alleviate cognitive impairments. Previous studies have found that exercise may mitigate cognitive decline, but the mechanisms underlying this remain largely unclear. Here we provide unbiased analyses of single-cell RNA sequencing data, showing the impacts of exercise and ageing on specific cell types in the mouse hippocampus. We demonstrate that exercise has a profound and selective effect on aged microglia, reverting their gene expression signature to that of young microglia. Pharmacologic depletion of microglia further demonstrated that these cells are required for the stimulatory effects of exercise on hippocampal neurogenesis but not cognition. Strikingly, allowing 18-month-old mice access to a running wheel did by and large also prevent and/or revert T cell presence in the ageing hippocampus. Taken together, our data highlight the profound impact of exercise in rejuvenating aged microglia, associated pro-neurogenic effects and on peripheral immune cell presence in the ageing female mouse brain.
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Affiliation(s)
- Solal Chauquet
- Institute for Molecular Bioscience, the University of QueenslandSaint LuciaQueenslandAustralia
| | - Emily F. Willis
- School of Biomedical Sciences, Faculty of MedicineThe University of QueenslandSaint LuciaQueenslandAustralia
| | - Laura Grice
- Institute for Molecular Bioscience, the University of QueenslandSaint LuciaQueenslandAustralia
| | - Samuel B. R. Harley
- Queensland Brain Institute, the University of QueenslandSaint LuciaQueenslandAustralia
| | - Joseph E. Powell
- Institute for Molecular Bioscience, the University of QueenslandSaint LuciaQueenslandAustralia
| | - Naomi R. Wray
- Institute for Molecular Bioscience, the University of QueenslandSaint LuciaQueenslandAustralia
- Department of PsychiatryUniversity of OxfordOxfordUK
- Oxford Big Data Institute, Li Ka Shing Centre for Health Information and DiscoveryUniversity of OxfordOxfordUK
| | - Quan Nguyen
- Institute for Molecular Bioscience, the University of QueenslandSaint LuciaQueenslandAustralia
| | - Marc J. Ruitenberg
- School of Biomedical Sciences, Faculty of MedicineThe University of QueenslandSaint LuciaQueenslandAustralia
| | - Sonia Shah
- Institute for Molecular Bioscience, the University of QueenslandSaint LuciaQueenslandAustralia
| | - Jana Vukovic
- School of Biomedical Sciences, Faculty of MedicineThe University of QueenslandSaint LuciaQueenslandAustralia
- Queensland Brain Institute, the University of QueenslandSaint LuciaQueenslandAustralia
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4
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Caruso MG, Nicolas S, Lucassen PJ, Mul JD, O’Leary OF, Nolan YM. Ageing, Cognitive Decline, and Effects of Physical Exercise: Complexities, and Considerations from Animal Models. Brain Plast 2024; 9:43-73. [PMID: 38993577 PMCID: PMC11234681 DOI: 10.3233/bpl-230157] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 04/18/2024] [Indexed: 07/13/2024] Open
Abstract
In our ageing global population, the cognitive decline associated with dementia and neurodegenerative diseases represents a major healthcare problem. To date, there are no effective treatments for age-related cognitive impairment, thus preventative strategies are urgently required. Physical exercise is gaining traction as a non-pharmacological approach to promote brain health. Adult hippocampal neurogenesis (AHN), a unique form of brain plasticity which is necessary for certain cognitive functions declines with age and is enhanced in response to exercise. Accumulating evidence from research in rodents suggests that physical exercise has beneficial effects on cognition through its proneurogenic capabilities. Given ethical and technical limitations in human studies, preclinical research in rodents is crucial for a better understanding of such exercise-induced brain and behavioural changes. In this review, exercise paradigms used in preclinical research are compared. We provide an overview of the effects of different exercise paradigms on age-related cognitive decline from middle-age until older-age. We discuss the relationship between the age-related decrease in AHN and the potential impact of exercise on mitigating this decline. We highlight the emerging literature on the impact of exercise on gut microbiota during ageing and consider the role of the gut-brain axis as a future possible strategy to optimize exercise-enhanced cognitive function. Finally, we propose a guideline for designing optimal exercise protocols in rodent studies, which would inform clinical research and contribute to developing preventative strategies for age-related cognitive decline.
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Affiliation(s)
- Maria Giovanna Caruso
- Department of Anatomy and Neuroscience, University College Cork, Ireland
- APC Microbiome Ireland, University College Cork, Ireland
| | - Sarah Nicolas
- Department of Anatomy and Neuroscience, University College Cork, Ireland
- APC Microbiome Ireland, University College Cork, Ireland
| | - Paul J. Lucassen
- Brain Plasticity group, Swammerdam Institute for Life Sciences, University of Amsterdam, The Netherlands
- Center for Urban Mental Health, University of Amsterdam, Amsterdam, The Netherlands
| | - Joram D. Mul
- Brain Plasticity group, Swammerdam Institute for Life Sciences, University of Amsterdam, The Netherlands
- Center for Urban Mental Health, University of Amsterdam, Amsterdam, The Netherlands
| | - Olivia F. O’Leary
- Department of Anatomy and Neuroscience, University College Cork, Ireland
- APC Microbiome Ireland, University College Cork, Ireland
| | - Yvonne M. Nolan
- Department of Anatomy and Neuroscience, University College Cork, Ireland
- APC Microbiome Ireland, University College Cork, Ireland
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5
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Çalışkan H, Karakaya D, Koçak S, Ömercioğlu G, Baştuğ M. Effect of high-intensity interval training on self-care and anxiety-like behaviors in naive rats. Exp Brain Res 2024:10.1007/s00221-024-06793-z. [PMID: 38451318 DOI: 10.1007/s00221-024-06793-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2023] [Accepted: 01/23/2024] [Indexed: 03/08/2024]
Abstract
Self-care behavior covers individual's health, life and well-being to maintain the necessary activities. The aim of this study is to examine the self-care and possible anxiolytic effects of high-intensity interval exercise (HIIT). Eight-week-old Wistar Albino male rats were divided into Control (n = 8), and Exercise (n = 8). Rat exercised for 38 min a day, 5 days a week, for 8 weeks The animals were then subjected to open field test and splash test, and the behaviors were video recorded. Student t test and Shapiro-Wilk test were used as statistical tests. In the exercise group, spray-induced grooming behavior increased significantly in terms of duration and frequency (p < 0.05), but no significant difference was observed in the latency of grooming (p > 0.05). In the open-field test, the total distance traveled, which is a locomotor activity parameter, did not change between the groups. Anxiolytic-like behaviors such as total rearing behavior, unsupported rearing, central time, and central region entries increased remarkably in the exercise group vs. control (p < 0.0001). Freezing as an anxiogenic behavior decreased in the exercise group positively (p < 0.0001). Intermittent high-intensity exercise improved and increased self-care behaviors. Further, the present study shows that HIIT has beneficial effects on different aspects of behaviors such as exploratory behaviors, increasing anxiolytic behaviors, and reducing anxiogenic behavior. The present study is a preclinical study that will pave the way for new studies.
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Affiliation(s)
- Hasan Çalışkan
- Department of Physiology, Balıkesir University Medicine Faculty, Balıkesir, Turkey.
| | - Dilara Karakaya
- Department of Physiology, Ankara University Medicine Faculty, Ankara, Turkey
| | - Seda Koçak
- Department of Physiology, Kırşehir Ahi Evran University Medicine Faculty, Kırşehir, Turkey
| | - Göktuğ Ömercioğlu
- Department of Physiology, Ankara University Medicine Faculty, Ankara, Turkey
| | - Metin Baştuğ
- Department of Physiology, Ankara University Medicine Faculty, Ankara, Turkey
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6
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Oroszi T, Felszeghy K, Luiten PG, Schoemaker RG, van der Zee EA, Nyakas C. Whole body vibration ameliorates anxiety-like behavior and memory functions in 30 months old senescent male rats. Heliyon 2024; 10:e26608. [PMID: 38404823 PMCID: PMC10884920 DOI: 10.1016/j.heliyon.2024.e26608] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/04/2023] [Revised: 01/22/2024] [Accepted: 02/15/2024] [Indexed: 02/27/2024] Open
Abstract
Whole body vibration (WBV) is a form of passive exercise that offers an alternative physical training to aged individuals with limitations in their physical and mental capabilities. The aim of the present study was to explore the therapeutic potential of five weeks of WBV on anxiety-like behaviors as well as learning and memory abilities in senescent thirty months old rats. Animals were exposed to 5 min vibration twice per day, five times per week during the five consecutive weeks. Pseudo WBV treated animals served as controls. After five weeks of WBV treatment, animals were tested for anxiety-like behavior by the open field test and for spatial and object memory functions by the novel and spatial object recognition tests, respectively. As a result, anxiety-like and exploratory behaviors were significantly improved in the WBV treated group compared to the pseudo WBV group. Furthermore, WBV treatment increased discrimination performance in both spatial and object memory function testing. These results indicate that WBV treatment in thirty months old rats seems to have comparable beneficial effects on age-related emotional and cognitive performance as what has been reported in younger age groups.
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Affiliation(s)
- Tamás Oroszi
- Department of Molecular Neurobiology, Groningen Institute for Evolutionary Life Sciences (GELIFES), University of Groningen, Groningen, the Netherlands
- Research Center for Molecular Exercise Science, Hungarian University of Sports Science, Budapest, Hungary
| | - Klára Felszeghy
- Research Center for Molecular Exercise Science, Hungarian University of Sports Science, Budapest, Hungary
- Department of Morphology and Physiology, Health Science Faculty, Semmelweis University, Budapest, Hungary
| | - Paul G.M. Luiten
- Department of Molecular Neurobiology, Groningen Institute for Evolutionary Life Sciences (GELIFES), University of Groningen, Groningen, the Netherlands
| | - Regien G. Schoemaker
- Department of Molecular Neurobiology, Groningen Institute for Evolutionary Life Sciences (GELIFES), University of Groningen, Groningen, the Netherlands
| | - Eddy A. van der Zee
- Department of Molecular Neurobiology, Groningen Institute for Evolutionary Life Sciences (GELIFES), University of Groningen, Groningen, the Netherlands
| | - Csaba Nyakas
- Research Center for Molecular Exercise Science, Hungarian University of Sports Science, Budapest, Hungary
- Department of Morphology and Physiology, Health Science Faculty, Semmelweis University, Budapest, Hungary
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7
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Kose S, Kutlu MD, Kara S, Polat S, Akillioglu K. Investigation of the protective effect of long-term exercise on molecular pathways and behaviours in scopolamine induced alzheimer's disease-like condition. Brain Res 2023; 1814:148429. [PMID: 37269967 DOI: 10.1016/j.brainres.2023.148429] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/16/2023] [Revised: 05/17/2023] [Accepted: 05/27/2023] [Indexed: 06/05/2023]
Abstract
Despite research, the role of exercise in treatment and prevention of neurodegenerative diseases remains unclear. Our study, investigated that protective effect of treadmill exercise on molecular pathways and cognitive behaviours in a scopolamine-induced model of Alzheimer's disease. For that purpose, male Balb/c mice subjected to exercise for 12 weeks. During the last 4 weeks of exercise, mice were given an injection of scopolamine (2 mg/kg). Following injection, open field test and Morris water maze test were used to assess emotional-cognitive behaviour. Hippocampus and prefrontal cortex of mice were isolated, and levels of BDNF, TrkB, and p-GSK3ßSer389 were assessed by western blotting, and levels of APP and Aß-40 were analysed by immunohistochemistry. In our study, scopolamine administration increased anxiety-like behaviour in open field test, while negatively affecting spatial learning and memory in Morris water maze test. We found that exercise had a protective effect against cognitive and emotional decline. Scopolamine decreased levels of p-GSK3ßSer389, BDNF in hippocampus and prefrontal cortex.Whereas TrkB decreased in hippocampus and increased in prefrontal cortex. There was an increase in p-GSK3ßSer389, BDNF, TrkB in the hippocampus, and p-GSK3ßSer389, BDNF in the prefrontal cortex in the exercise + scopolamine group. Immunohistochemical analysis showed that scopolamine administration increased APP and Aß-40 in hippocampus and prefrontal cortex in neuronal and perineuronal areas whereas Aß-40 and APP were reduced in exercise + scopolamine groups. In conclusion, long-term exercise may have a protective effect against scopolamine-induced impairments in cognitive-emotional behaviour. It can be suggested that this protective effect is mediated by increased BDNF levels and GSK3ßSer389 phosphorylation.
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Affiliation(s)
- Seda Kose
- Cukurova University Medical Faculty, Department of Physiology, Division of Neurophysiology, Adana 01330, Turkey.
| | - Meltem Donmez Kutlu
- Cukurova University Medical Faculty, Department of Physiology, Division of Neurophysiology, Adana 01330, Turkey
| | - Samet Kara
- Cukurova University Medical Faculty, Department of Histology and Embryology, Adana 01330, Turkey
| | - Sait Polat
- Cukurova University Medical Faculty, Department of Histology and Embryology, Adana 01330, Turkey
| | - Kubra Akillioglu
- Cukurova University Medical Faculty, Department of Physiology, Division of Neurophysiology, Adana 01330, Turkey
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8
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Illesca-Matus R, Ardiles NM, Munoz F, Moya PR. Implications of Physical Exercise on Episodic Memory and Anxiety: The Role of the Serotonergic System. Int J Mol Sci 2023; 24:11372. [PMID: 37511128 PMCID: PMC10379296 DOI: 10.3390/ijms241411372] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2023] [Revised: 07/05/2023] [Accepted: 07/07/2023] [Indexed: 07/30/2023] Open
Abstract
There is a growing interest in investigating the effects of physical exercise on cognitive performance, particularly episodic memory. Similarly, an increasing number of studies in recent decades have studied the effects of physical activity on mood and anxiety disorders. Moreover, the COVID-19 pandemic has raised awareness of the importance of regular physical activity for both mental and physical health. Nevertheless, the exact mechanisms underlying these effects are not fully understood. Interestingly, recent findings suggest that the serotonergic system may play a key role in mediating the effects of physical exercise on episodic memory and anxiety. In this review, we discuss the impact of physical exercise on both episodic memory and anxiety in human and animal models. In addition, we explore the accumulating evidence that supports a role for the serotonergic system in the effects of physical exercise on episodic memory and anxiety.
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Affiliation(s)
- Ricardo Illesca-Matus
- Laboratorio de Neurodinámica Básica y Aplicada, Escuela de Psicología, Pontificia Universidad Católica de Chile, Santiago 8320000, Chile
- Centro de Investigación Avanzada en Educación (CIAE), Universidad de Chile, Santiago 8320000, Chile
| | - Nicolás M Ardiles
- Centro Interdisciplinario de Neurociencia de Valparaíso, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2340000, Chile
- Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2340000, Chile
| | - Felipe Munoz
- Programa de Doctorado en Ciencias e Ingeniería para la Salud, Universidad de Valparaíso, Valparaíso 2340000, Chile
- Instituto de Ciencias de la Salud, Universidad de O'Higgins, Rancagua 2820000, Chile
| | - Pablo R Moya
- Centro Interdisciplinario de Neurociencia de Valparaíso, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2340000, Chile
- Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2340000, Chile
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9
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Festa F, Medori S, Macrì M. Move Your Body, Boost Your Brain: The Positive Impact of Physical Activity on Cognition across All Age Groups. Biomedicines 2023; 11:1765. [PMID: 37371860 DOI: 10.3390/biomedicines11061765] [Citation(s) in RCA: 11] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2023] [Revised: 06/11/2023] [Accepted: 06/16/2023] [Indexed: 06/29/2023] Open
Abstract
While the physical improvements from exercise have been well documented over the years, the impact of physical activity on mental health has recently become an object of interest. Physical exercise improves cognition, particularly attention, memory, and executive functions. However, the mechanisms underlying these effects have yet to be fully understood. Consequently, we conducted a narrative literature review concerning the association between acute and chronic physical activity and cognition to provide an overview of exercise-induced benefits during the lifetime of a person. Most previous papers mainly reported exercise-related greater expression of neurotransmitter and neurotrophic factors. Recently, structural and functional magnetic resonance imaging techniques allowed for the detection of increased grey matter volumes for specific brain regions and substantial modifications in the default mode, frontoparietal, and dorsal attention networks following exercise. Here, we highlighted that physical activity induced significant changes in functional brain activation and cognitive performance in every age group and could counteract psychological disorders and neural decline. No particular age group gained better benefits from exercise, and a specific exercise type could generate better cognitive improvements for a selected target subject. Further research should develop appropriate intervention programs concerning age and comorbidity to achieve the most significant cognitive outcomes.
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Affiliation(s)
- Felice Festa
- Department of Innovative Technologies in Medicine & Dentistry, University "G. D'Annunzio" of Chieti-Pescara, 66100 Chieti, Italy
| | - Silvia Medori
- Department of Innovative Technologies in Medicine & Dentistry, University "G. D'Annunzio" of Chieti-Pescara, 66100 Chieti, Italy
| | - Monica Macrì
- Department of Innovative Technologies in Medicine & Dentistry, University "G. D'Annunzio" of Chieti-Pescara, 66100 Chieti, Italy
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10
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Arvin P, Ghafouri S, Bavarsad K, Hajipour S, Khoshnam SE, Sarkaki A, Farbood Y. Administration of growth hormone ameliorates adverse effects of total sleep deprivation. Metab Brain Dis 2023; 38:1671-1681. [PMID: 36862276 DOI: 10.1007/s11011-023-01192-9] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/21/2022] [Accepted: 02/17/2023] [Indexed: 03/03/2023]
Abstract
Total sleep deprivation (TSD) causes several harmful changes including anxiety, inflammation, and increased expression of extracellular signal-regulated kinase (ERK) and tropomyosin receptor kinase B (TrkB) genes in the hippocampus. The current study was conducted to explain the possible effects of exogenous GH against the above parameters caused by TSD and the possible mechanisms involved. Male Wistar rats were divided into 1) control, 2) TSD and 3) TSD + GH groups. To induce TSD, the rats received a mild repetitive electric shock (2 mA, 3 s) to their paws every 10 min for 21 days. Rats in the third group received GH (1 ml/kg, sc) for 21 days as treatment for TSD. The motor coordination, locomotion, the level of IL-6, and expression of ERK and TrkB genes in hippocampal tissue were measured after TSD. The motor coordination (p < 0.001) and locomotion indices (p < 0.001) were impaired significantly by TSD. The concentrations of serum corticotropin-releasing hormone (CRH) (p < 0.001) and hippocampal interleukin-6 (IL-6) (p < 0.001) increased. However, there was a significant decrease in the interleukin-4 (IL-4) concentration and expression of ERK (p < 0.001) and TrkB (p < 0.001) genes in the hippocampus of rats with TSD. Treatment of TSD rats with GH improved motor balance (p < 0.001) and locomotion (p < 0.001), decreased serum CRH (p < 0.001), IL-6 (p < 0.01) but increased the IL-4 and expression of ERK (p < 0.001) and TrkB (p < 0.001) genes in the hippocampus. Results show that GH plays a key role in modulating the stress hormone, inflammation, and the expression of ERK and TrkB genes in the hippocampus following stress during TSD.
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Affiliation(s)
- Parisa Arvin
- Department of Physiology, Medicine Faculty, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Samireh Ghafouri
- Department of Physiology, Medicine Faculty, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Kowsar Bavarsad
- Department of Physiology, Medicine Faculty, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Somayeh Hajipour
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Seyed Esmaeil Khoshnam
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Alireza Sarkaki
- Department of Physiology, Medicine Faculty, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
| | - Yaghoub Farbood
- Department of Physiology, Medicine Faculty, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
- Persian Gulf Physiology Research Center, Basic Medical Sciences Research Institute, Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
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11
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Varalta V, Evangelista E, Righetti A, Morone G, Tamburin S, Picelli A, Fonte C, Tinazzi M, Di Vico IA, Waldner A, Filippetti M, Smania N. Effect of Upper Limb Motor Rehabilitation on Cognition in Parkinson's Disease: An Observational Study. Brain Sci 2022; 12:brainsci12121684. [PMID: 36552144 PMCID: PMC9775162 DOI: 10.3390/brainsci12121684] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/20/2022] [Revised: 11/18/2022] [Accepted: 12/06/2022] [Indexed: 12/13/2022] Open
Abstract
Parkinson's disease is characterized by motor and cognitive deficits that usually have an impact on quality of life and independence. To reduce impairment, various rehabilitation programs have been proposed, but their effects on both cognitive and motor aspects have not been systematically investigated. Furthermore, most intervention is focused on lower limb treatment rather than upper limbs. In the present study, we investigated the effect of 3-week upper limb vibratory stimulation training on cognitive functioning in 20 individuals with Parkinson's disease. We analyzed cognitive (Montreal Cognitive Assessment, Trial Making Test, Digit Symbol, Digit Span Forward and Backward and Alertness) and motor performance (Unified Parkinson's Disease Rating Scale-part III; Disability of the Arm, Shoulder and Hand Questionnaire) before treatment, at the end of treatment and one month post treatment. After rehabilitation, a statistically significant improvement was observed in terms of global cognitive status, attention, global motor functioning and disability. The results suggest an impact of upper limb motor rehabilitation on cognition in Parkinson's disease. Future studies on neuromotor interventions should investigate their effects on cognitive functioning to improve understanding of cognitive motor interaction in Parkinson's disease.
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Affiliation(s)
- Valentina Varalta
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurorehabilitation Unit, University Hospital of Verona, 37134 Verona, Italy
| | - Elisa Evangelista
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
| | - Anna Righetti
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurorehabilitation Unit, University Hospital of Verona, 37134 Verona, Italy
| | - Giovanni Morone
- Department of Life, Health and Environmental Sciences, University of L’Aquila, 67100 L’Aquila, Italy
- San Raffaele Sulmona Institute, 67039 Sulmona, Italy
| | - Stefano Tamburin
- Section of Neurology, Department of Neurosciences, Biomedicine, and Movement Sciences, University of Verona, 37134 Verona, Italy
| | - Alessandro Picelli
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurorehabilitation Unit, University Hospital of Verona, 37134 Verona, Italy
- Canadian Advances in Neuro-Orthopedics for Spasticity Congress (CANOSC), Kingston, ON K7K 1Z6, Canada
| | - Cristina Fonte
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
| | - Michele Tinazzi
- Section of Neurology, Department of Neurosciences, Biomedicine, and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurology Unit, USD Parkinson e Disturbi del Movimento, University Hospital of Verona, 37134 Verona, Italy
| | - Ilaria Antonella Di Vico
- Section of Neurology, Department of Neurosciences, Biomedicine, and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurology Unit, USD Parkinson e Disturbi del Movimento, University Hospital of Verona, 37134 Verona, Italy
| | - Andreas Waldner
- Department of Neurological Rehabilitation, Private Hospital “Villa Melitta”, Via Col di Lana 6, 39100 Bolzano, Italy
| | - Mirko Filippetti
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurorehabilitation Unit, University Hospital of Verona, 37134 Verona, Italy
| | - Nicola Smania
- Neuromotor and Cognitive Rehabilitation Research Center, Section of Physical and Rehabilitation Medicine, Department of Neurosciences, Biomedicine and Movement Sciences, University of Verona, 37134 Verona, Italy
- Neurorehabilitation Unit, University Hospital of Verona, 37134 Verona, Italy
- Correspondence: ; Tel.: +39-045-812-4573
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Santos-Sánchez G, Ponce-España E, López JC, Álvarez-Sánchez N, Álvarez-López AI, Pedroche J, Millán F, Millán-Linares MC, Lardone PJ, Bejarano I, Cruz-Chamorro I, Carrillo-Vico A. A Lupin (Lupinusangustifolius) Protein Hydrolysate Exerts Anxiolytic-Like Effects in Western Diet-Fed ApoE−/− Mice. Int J Mol Sci 2022; 23:ijms23179828. [PMID: 36077225 PMCID: PMC9456304 DOI: 10.3390/ijms23179828] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/25/2022] [Revised: 08/14/2022] [Accepted: 08/25/2022] [Indexed: 11/16/2022] Open
Abstract
Anxiety is the most prevalent psychiatric disorder worldwide, causing a substantial economic burden due to the associated healthcare costs. Given that commercial anxiolytic treatments may cause important side effects and have medical restrictions for prescription and high costs, the search for new natural and safer treatments is gaining attention. Since lupin protein hydrolysate (LPH) has been shown to be safe and exert anti-inflammatory and antioxidant effects, key risk factors for the anxiety process and memory impairment, we evaluated in this study the potential effects of LPH on anxiety and spatial memory in a Western diet (WD)-induced anxiety model in ApoE−/− mice. We showed that 20.86% of the 278 identified LPH peptides have biological activity related to anxiolytic/analgesic effects; the principal motifs found were the following: VPL, PGP, YL, and GQ. Moreover, 14 weeks of intragastrical LPH treatment (100 mg/kg) restored the WD-induced anxiety effects, reestablishing the anxiety levels observed in the standard diet (SD)-fed mice since they spent less time in the anxiety zones of the elevated plus maze (EPM). Furthermore, a significant increase in the number of head dips was recorded in LPH-treated mice, which indicates a greater exploration capacity and less fear due to lower levels of anxiety. Interestingly, the LPH group showed similar thigmotaxis, a well-established indicator of animal anxiety and fear, to the SD group, counteracting the WD effect. This is the first study to show that LPH treatment has anxiolytic effects, pointing to LPH as a potential component of future nutritional therapies in patients with anxiety.
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Affiliation(s)
- Guillermo Santos-Sánchez
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
| | - Eduardo Ponce-España
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
| | - Juan Carlos López
- Departamento de Psicología Experimental, Universidad de Sevilla, 41009 Seville, Spain
| | - Nuria Álvarez-Sánchez
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
| | - Ana Isabel Álvarez-López
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
| | - Justo Pedroche
- Department of Food & Health, Instituto de la Grasa, CSIC, Ctra, Utrera Km 1, 41013 Seville, Spain
| | - Francisco Millán
- Department of Food & Health, Instituto de la Grasa, CSIC, Ctra, Utrera Km 1, 41013 Seville, Spain
| | - María Carmen Millán-Linares
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
- Department of Food & Health, Instituto de la Grasa, CSIC, Ctra, Utrera Km 1, 41013 Seville, Spain
| | - Patricia Judith Lardone
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
| | - Ignacio Bejarano
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
| | - Ivan Cruz-Chamorro
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
- Correspondence: (I.C.-C.); (A.C.-V.); Tel.: +34-955923106 (A.C.-V.); Fax: +34-954907048 (A.C.-V.)
| | - Antonio Carrillo-Vico
- Instituto de Biomedicina de Sevilla, IBiS (Universidad de Sevilla, HUVR, Junta de Andalucía, CSIC), 41013 Seville, Spain
- Departamento de Bioquímica Médica y Biología Molecular e Inmunología, Facultad de Medicina, Universidad de Sevilla, 41009 Seville, Spain
- Correspondence: (I.C.-C.); (A.C.-V.); Tel.: +34-955923106 (A.C.-V.); Fax: +34-954907048 (A.C.-V.)
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Yu X, Liang X, Han K, Shi F, Meng N, Li Q. Anti-Aging Effect of Dietary Fiber Compound Mediated by Guangxi Longevity Diet Pattern on Natural Aging Mice. Nutrients 2022; 14:nu14153181. [PMID: 35956357 PMCID: PMC9370509 DOI: 10.3390/nu14153181] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/12/2022] [Accepted: 07/30/2022] [Indexed: 02/04/2023] Open
Abstract
A series of previous studies by our team has shown that the Guangxi longevity diet pattern contributes to the improvement of human health, but the role of dietary fiber compounds (DFC) in the anti-aging of this diet pattern has not been studied in depth. Thus, mice were fed with 5%, 15%, and 30% of the characteristic dietary fiber compound (CDFC) (compounded according to the longevity diet pattern) for 8 weeks, and their learning memory capacity, antioxidant capacity, and inflammatory markers, as well as typical microorganisms in the intestinal tract were analyzed to investigate the anti-aging effects of the CDFC under the Guangxi longevity diet pattern on naturally aging mice. The results showed that CDFC had a bidirectional effect on body weight regulation; increased brain, spleen, and cardiac indices, of which the medium dose was the best. Meanwhile, CDFC also had a maintenance and improvement effect on learning and memory ability in aging mice, as well as improved antioxidant capacity and reduced inflammation level. The neuronal cell necrosis in the hippocampus of mice was effectively alleviated. The expression of Escherichia coli and Bacteroides was significantly reduced, and the expression of Bifidobacterium and Lactobacillus increased. In addition, the optimal amount of CDFC added from the level of experimental animals was in a certain interval above and below 15%. The combined results indicated that CDFC mediated by the Guangxi longevity dietary pattern had significant anti-aging effects, thus theoretically proving that dietary fiber compound contributes to human longevity.
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Affiliation(s)
- Xiaohan Yu
- College of Light Industry and Food Engineering, Guangxi University, Nanning 530004, China; (X.Y.); (K.H.); (F.S.); (N.M.)
| | - Xiaolin Liang
- National Engineering Laboratory for Cereal Fermentation Technology, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China;
- Agricultural Engineering Institute, Guangxi Vocational & Technical College, Nanning 530226, China
| | - Kunchen Han
- College of Light Industry and Food Engineering, Guangxi University, Nanning 530004, China; (X.Y.); (K.H.); (F.S.); (N.M.)
| | - Fengcui Shi
- College of Light Industry and Food Engineering, Guangxi University, Nanning 530004, China; (X.Y.); (K.H.); (F.S.); (N.M.)
| | - Ning Meng
- College of Light Industry and Food Engineering, Guangxi University, Nanning 530004, China; (X.Y.); (K.H.); (F.S.); (N.M.)
| | - Quanyang Li
- College of Light Industry and Food Engineering, Guangxi University, Nanning 530004, China; (X.Y.); (K.H.); (F.S.); (N.M.)
- Correspondence: ; Tel.: +86-136-6788-3719
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Oroszi T, de Boer SF, Nyakas C, Schoemaker RG, van der Zee EA. Chronic whole body vibration ameliorates hippocampal neuroinflammation, anxiety-like behavior, memory functions and motor performance in aged male rats dose dependently. Sci Rep 2022; 12:9020. [PMID: 35637277 PMCID: PMC9151803 DOI: 10.1038/s41598-022-13178-1] [Citation(s) in RCA: 8] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/14/2022] [Accepted: 05/13/2022] [Indexed: 12/19/2022] Open
Abstract
AbstractWhole body vibration (WBV) is a form of passive exercise by the stimulation of mechanical vibration platform. WBV has been extensively investigated through clinical studies with main focus on the musculoskeletal system. However, pre-clinical data in the context of behavior, memory and motor functions with aged rodents are limited. The aim of this experiment was to investigate the dose dependent effects of a five weeks long WBV intervention with an aged animal model including anxiety-related behavior, memory and motor functions, as well as markers of (neuro)inflammation. Male Wistar rats (18 months) underwent 5 or 20 min daily vibration exposure or pseudo-treatment (i.e.: being subjected to the same environmental stimuli for 5 or 20 min, but without exposure to vibrations) 5 times per week. After 5 weeks treatment, cognitive functions, anxiety-like behavior and motor performance were evaluated. Finally, brain tissue was collected for immunohistological purposes to evaluate hippocampal (neuro)inflammation. Animals with 20 min daily session of WBV showed a decrease in their anxiety-like behavior and improvement in their spatial memory. Muscle strength in the grip hanging test was only significantly improved by 5 min daily WBV treatments, whereas motor coordination in the balance beam test was not significantly altered. Microglia activation showed a significant decrease in the CA1 and Dentate gyrus subregions by both dose of WBV. In contrast, these effects were less pronounced in the CA3 and Hilus subregions, where only 5 min dose showed a significant effect on microglia activation. Our results indicate, that WBV seems to be a comparable strategy on age-related anxiety, cognitive and motor decline, as well as alleviating age-related (neuro)inflammation.
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Alghadir AH, Gabr SA, Almomani M, Almomani F, Tse C. Adiponectin and Nitric Oxide Deficiency-Induced Cognitive Impairment in Fatigued Home-Resident in Mature and Older Adults: A Case-Control Study. Pain Res Manag 2022; 2022:7480579. [PMID: 35600795 PMCID: PMC9117056 DOI: 10.1155/2022/7480579] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/23/2021] [Revised: 11/29/2021] [Accepted: 04/19/2022] [Indexed: 11/18/2022]
Abstract
Objective The present study explores the underlying factors of cognitive abilities in relation to the expression of adiponectin and nitric oxide, fatigue, and other cofounder variables such as physical activity, diabetes, and adiposity status in healthy home-resident mature and older adults. Background Fatigue has been shown to be correlated with many metabolic and psychiatric conditions, such as cognitive, neurological, musculoskeletal, and hormonal disorders, as well as physical and unhealthy lifestyles. Methods A total of 85 home residents aged 50-85 years participated in this case-control study. Mental, fatigue, and pain status were assessed by the cognitive assessment (LOTCA), fatigue questionnaire (CIS20r), and pain score (0-10). VO2 max and the prevalidated global physical activity questionnaire were used to estimate physical status. The levels of adiponectin, nitric oxide (NO), and variables related to diabetes, such as blood sugar and glycated hemoglobin (HbA1c %), were assessed using ELISA and spectrophotometric immunoassays. Results The participants were classified according to the CIS-fatigue score into two groups: the healthy group (n = 40) and the fatigue group (n = 45). In fatigued subjects, LOTCA scores as a measure of cognitive performance significantly decreased (65.97 ± 7.17; P = 0.01) as compared with healthy subjects (LOTCA scores, 94.2 ± 7.5). The results of cognitive performance domains (LOTCA seven-subset scores) showed a significant decrease in the scores of orientation, visual perception, spatial perception, motor praxis, vasomotor organization, thinking operations, attention, and concentration in older subjects with fatigue compared with healthy subjects. In addition, pain scores significantly increased, and the expression of both nitric oxide (NO) and adiponectin significantly reduced in older adults with fatigue as compared with healthy controls. The decline in cognitive abilities among older adults with fatigue is significantly associated with the CIS-fatigue score, sedentary lifestyle, obesity, pain status, diabetes, and reduction in the levels of nitric oxide (NO), and adiponectin. Moreover, in fatigued cases, the expression of both NO and adiponectin was significantly correlated with CIS-fatigue score, physical activity, obesity, and diabetes, which indicates its availability as diagnostic markers for cognition in mature and older adults with fatigue. Conclusion In the present study, the data concluded that cognitive abilities were significantly associated with the lower expression of adiponectin and NO as endothelial vascular markers in association with fatigue among home-resident older adults. In addition, the reduction in cognition was significantly affected by other parameters, such as diabetes, obesity, and unhealthy sedentary life activities. Moreover, the results might recommend the use of cellular adiponectin and NO as diagnostic indicators of cognitive abilities in fatigued mature and older adults. However, more studies on larger sample sizes are required.
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Affiliation(s)
- Ahmad H. Alghadir
- Department of Rehabilitation Sciences, College of Applied Medical Sciences, King Saud University, P.O. Box 10219, Riyadh 11433, Saudi Arabia
| | - Sami A. Gabr
- Department of Rehabilitation Sciences, College of Applied Medical Sciences, King Saud University, P.O. Box 10219, Riyadh 11433, Saudi Arabia
| | - Murad Almomani
- ORL-HNS Department, College of Medicine, King Saud University, Riyadh, Saudi Arabia
| | - Fidaa Almomani
- Department of Rehabilitation Sciences, Faculty of Applied Medical Sciences, Jordan University of Science and Technology, Irbid, Jordan
| | - Cynthia Tse
- Faculty of Movement and Rehabilitation Sciences, University of Leuven, Leuven, Belgium
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Hawkey AB, Pippen E, Kenou B, Holloway Z, Slotkin TA, Seidler FJ, Levin ED. Persistent neurobehavioral and neurochemical anomalies in middle-aged rats after maternal diazinon exposure. Toxicology 2022; 472:153189. [PMID: 35452779 PMCID: PMC9655883 DOI: 10.1016/j.tox.2022.153189] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/11/2022] [Revised: 04/13/2022] [Accepted: 04/15/2022] [Indexed: 11/17/2022]
Abstract
Diazinon is an organophosphate pesticide that has a history of wide use. Developmental exposures to organophosphates lead to neurobehavioral changes that emerge early in life and can persist into adulthood. However, preclinical studies have generally evaluated changes through young adulthood, whereas the persistence or progression of deficits into middle age remain poorly understood. The current study evaluated the effects of maternal diazinon exposure on behavior and neurochemistry in middle age, at 1 year postpartum, comparing the results to our previous studies of outcomes at adolescence and in young adulthood (4 months of age) (Hawkey 2020). Female rats received 0, 0.5 or 1.0 mg/kg/day of diazinon via osmotic minipump throughout gestation and into the postpartum period. The offspring were tested on a battery of locomotor, affective, and cognitive tests at young adulthood and during middle age. Some of the neurobehavioral consequences of developmental DZN seen during adolescence and young adulthood faded with continued aging, whereas other neurobehavioral effects emerged with aging. At middle age, the rats showed few locomotor effects, in contrast to the locomotor hyperactivity that had been observed in adolescence. Notably, though, DZN exposure during development impaired reference memory performance in middle-aged males, an effect that had not been seen in the younger animals. Likewise, middle-aged females exposed to DZN showed deficient attentional accuracy, an effect not seen in young adults. Across adulthood, the continued potential for behavioral defects was associated with altered dopaminergic function, characterized by enhanced dopamine utilization that was regionally-selective (striatum but not frontal/parietal cortex). This study shows that the neurobehavioral impairments from maternal low dose exposure to diazinon not only persist, but may continue to evolve as animals enter middle age.
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Affiliation(s)
- Andrew B Hawkey
- Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, USA
| | - Erica Pippen
- Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, USA
| | - Bruny Kenou
- Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, USA
| | - Zade Holloway
- Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, USA
| | - Theodore A Slotkin
- Department of Pharmacology and Cancer Biology, Duke University Medical Center, USA
| | - Frederic J Seidler
- Department of Pharmacology and Cancer Biology, Duke University Medical Center, USA
| | - Edward D Levin
- Department of Psychiatry and Behavioral Sciences, Duke University Medical Center, USA.
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Zhang H, Li L, Li H, Qu P, Xiao M, Zhang G, Wu S, Zhu G, Lu X. Corn Embryo Ameliorates Cognitive Dysfunction and Anxiety-like Behaviors in D-galactose-induced Aging Rats via Attenuating Oxidative Stress, Apoptosis and Up-regulating Neurotrophic Factors. J Chem Neuroanat 2022; 121:102088. [DOI: 10.1016/j.jchemneu.2022.102088] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/23/2021] [Revised: 02/09/2022] [Accepted: 03/08/2022] [Indexed: 10/18/2022]
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Avenali M, Picascia M, Tassorelli C, Sinforiani E, Bernini S. Evaluation of the efficacy of physical therapy on cognitive decline at 6-month follow-up in Parkinson disease patients with mild cognitive impairment: a randomized controlled trial. Aging Clin Exp Res 2021; 33:3275-3284. [PMID: 33978924 DOI: 10.1007/s40520-021-01865-4] [Citation(s) in RCA: 10] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2021] [Accepted: 04/15/2021] [Indexed: 01/17/2023]
Abstract
BACKGROUND In Parkinson's disease (PD), physical activity may represent a possible non-pharmacological intervention not only for improving motor symptoms but also for modulating cognitive impairment. AIMS To evaluate the efficacy of an intensive physical program on cognitive functions in mid-stage PD patients with mild cognitive impairment (PD-MCI) over a 6-month follow-up. METHODS This is a 6-month randomized controlled follow-up study. 40 PD-MCI patients were randomized to receive physical therapy (PT) or no specific intervention beside drug treatment (CT). Cognitive and motor assessments were performed at baseline (T0), 4 weeks after baseline (T1) and 6 months after T0. In a previous study, we reported a significant improvement in global cognitive functioning and attention/working-memory at T1. Here, we evaluated the residual effect of the training intervention at 6 months on both cognitive and motor performances. RESULTS Intra-group analysis showed that at T2 most of cognitive and motor performances remained stable in the PT when compared to T0, while a significant worsening was observed in the CT. Between-group comparison at T2 showed significantly better results in PT than CT as regards MoCA and motor scales. The percentage change of cognitive and motor performances between T1 and T2 confirmed the benefit of physical therapy on global cognitive functioning scores (MMSE and MoCA). CONCLUSIONS In this follow-up extension of a longitudinal randomized controlled study, we demonstrated that physical therapy has a positive effect on cognitive functions, which extends beyond the duration of the treatment itself to, at least temporarily, reducing cognitive decline. TRIAL REGISTRATION Trial registration number (ClinicalTrials.gov): NCT04012086 (9th July 2019).
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Matinfar P, Peeri M, Azarbayjani MA. Swimming exercise attenuates anxiety-like behavior by reducing brain oxidative stress in type 2 diabetic mice. Physiol Behav 2021; 237:113449. [PMID: 33945802 DOI: 10.1016/j.physbeh.2021.113449] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/04/2020] [Revised: 04/20/2021] [Accepted: 04/29/2021] [Indexed: 11/28/2022]
Abstract
Anxiety-related behaviors are among the most prevalent psychiatric disorders in patients with type 2 diabetes (T2D). The protective effect of exercise on neuropsychiatric disorders has been documented. However, there are no studies that examined whether swimming exercise can decrease anxiety-like symptoms in type 2 diabetes. We investigated the effects of swimming exercise on body weight, anxiety-like behavior, glucose and insulin levels, and brain oxidative stress in male C57BL/6 mice. T2D-induced mice were subjected to swimming exercise, then anxiety-like behaviors were measured by the open field, light-dark box, and elevated plus-maze tests. Glucose and insulin levels were measure in serum, and antioxidant/oxidative markers including glutathione (GSH), malondialdehyde (MDA), and glutathione disulfide (GSSG) were measured in the brain. Our findings showed that T2D increased body weight, anxiety-like symptoms, glucose and insulin resistance, and oxidative stress by increasing MDA and GSSG levels in the brain of mice. Interestingly, swimming exercise reversed these parameters in diabetic mice. Our findings clearly indicate that there is a protective impact of swimming exercise on anxiety-like behavior by reducing insulin resistance and brain oxidative stress in mice with type 2 diabetes. Further studies are needed to validate these findings in humans.
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Affiliation(s)
- Parinaz Matinfar
- Department of Exercise Physiology, Central Tehran Branch, Islamic Azad University, Tehran, Iran
| | - Maghsoud Peeri
- Department of Exercise Physiology, Central Tehran Branch, Islamic Azad University, Tehran, Iran.
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Duggan MR, Parikh V. Microglia and modifiable life factors: Potential contributions to cognitive resilience in aging. Behav Brain Res 2021; 405:113207. [PMID: 33640394 PMCID: PMC8005490 DOI: 10.1016/j.bbr.2021.113207] [Citation(s) in RCA: 21] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/11/2020] [Revised: 01/27/2021] [Accepted: 02/20/2021] [Indexed: 02/08/2023]
Abstract
Given the increasing prevalence of age-related cognitive decline, it is relevant to consider the factors and mechanisms that might facilitate an individual's resiliency to such deficits. Growing evidence suggests a preeminent role of microglia, the prime mediator of innate immunity within the central nervous system. Human and animal investigations suggest aberrant microglial functioning and neuroinflammation are not only characteristic of the aged brain, but also might contribute to age-related dementia and Alzheimer's Disease. Conversely, accumulating data suggest that modifiable lifestyle factors (MLFs), such as healthy diet, exercise and cognitive engagement, can reliably afford cognitive benefits by potentially suppressing inflammation in the aging brain. The present review highlights recent advances in our understanding of the role for microglia in maintaining brain homeostasis and cognitive functioning in aging. Moreover, we propose an integrated, mechanistic model that postulates an individual's resiliency to cognitive decline afforded by MLFs might be mediated by the mitigation of aberrant microglia activation in aging, and subsequent suppression of neuroinflammation.
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Affiliation(s)
- Michael R Duggan
- Department of Psychology and Neuroscience Program, Temple University, Philadelphia, PA, 19122, United States
| | - Vinay Parikh
- Department of Psychology and Neuroscience Program, Temple University, Philadelphia, PA, 19122, United States.
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The effectiveness of continuous and interval exercise preconditioning against chronic unpredictable stress: Involvement of hippocampal PGC-1α/FNDC5/BDNF pathway. J Psychiatr Res 2021; 136:173-183. [PMID: 33607579 DOI: 10.1016/j.jpsychires.2021.02.006] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/24/2020] [Revised: 01/13/2021] [Accepted: 02/08/2021] [Indexed: 11/24/2022]
Abstract
Various exercise-training types are known to prevent depression, but mechanisms underlying their beneficial effects remain unknown. In the present study, the preconditioning effect of continuous and interval exercise on stress-induced depression was evaluated. Adult male Wistar rats in the exercise groups were made to run on a motorized treadmill, five sessions per week for six weeks. After that, to induce the depression model, the rats were exposed to chronic unpredictable stress for three weeks. Behavioral tests were assessed by open field, elevated plus maze, and forced swim tests. Hippocampal PGC-1α, FNDC5, and BDNF protein expression by Western blot and serum corticosterone by ELISA were detected. In the present results, after continuous and interval exercise periods, locomotor activity, the number of entries and time spent in the open arms were increased, and immobility time was significantly reduced. PGC-1α, FNDC5, and BDNF protein levels had a significant increase, and serum corticosterone did not change. Also, interval exercise training increased PGC-1α and FNDC5 more than continuous. Chronic unpredictable stress reduced the positive changes caused by exercise training, although, except FNDC5, exercise preconditioned groups experienced less significant adverse changes in most variables. These findings showed that both continuous and interval exercise preconditioning with increasing hippocampal PGC-1α, FNDC5, and BDNF proteins and improve the anxiety- and depression-like behaviors have a protective effect against chronic unpredictable stress.
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The downstream effects of forced exercise training and voluntary physical activity in an enriched environment on hippocampal plasticity in preadolescent rats. Brain Res 2021; 1759:147373. [PMID: 33600831 DOI: 10.1016/j.brainres.2021.147373] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2020] [Revised: 02/02/2021] [Accepted: 02/10/2021] [Indexed: 12/11/2022]
Abstract
During critical periods of brain development, exercise-induced physical fitness may greatly impact the brain structure and function. Nevertheless, forced and intensive physical activities may display negative effects, particularly in the pre-pubertal period. Preadolescent rats were exposed to an enriched environment and combined exercise training for three consecutive weeks in the present study. There was a large cage with enriching stimuli and voluntary physical activity opportunities as an enriched environment (EE). The combined exercise training (CET) consisted of aerobic and resistance training programs. The protein levels of corticosterone (CORT), glucocorticoid receptors (GRs), insulin-like growth factor-1 (IGF-1), brain-derived neurotrophic factor (BDNF), and vascular endothelial growth factor (VEGF) were assessed using Enzyme-linked immunosorbent assay and western blotting. Cresyl violet staining was also used to evaluate the number of cells in the hippocampus. While GRs levels were significantly increased in both EE and CET groups (P < 0.001), decreased CORT levels were found in enriched rats (P < 0.05). Moreover, elevated BDNF levels were found in the EE (P < 0.01) and CET (P < 0.05) groups. Similarly, VEGF significantly increased in the EE (P < 0.01) and CET (P < 0.05) animals. However, IGF-1 levels were high only in trained rats (P < 0.05). The number of cells also significantly increased in the DG and CA1 region of the hippocampus after each intervention (P < 0.001). These findings clarified that combined exercise training and voluntary physical activity in an enriched environment during the preadolescent period might promote the downstream plasticity effects on the hippocampus.
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Shafie A, Rahimi AM, Ahmadi I, Nabavizadeh F, Ranjbaran M, Ashabi G. High-protein and low-calorie diets improved the anti-aging Klotho protein in the rats' brain: the toxic role of high-fat diet. Nutr Metab (Lond) 2020; 17:86. [PMID: 33072166 PMCID: PMC7559193 DOI: 10.1186/s12986-020-00508-1] [Citation(s) in RCA: 14] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2020] [Accepted: 10/08/2020] [Indexed: 12/26/2022] Open
Abstract
BACKGROUND In the current study, our specific aim was to characterize the Klotho protein and expression levels in the hippocampus and prefrontal cortex of old rats treated with different diets (high-fat, high-protein, low-calorie, high-protein and low-calorie). METHODS Rats were treated with high-fat, high-protein, low-calorie, low-calorie high-protein diets for 10 weeks and then behavioral and molecular assessments were evaluated. RESULTS Statistical analysis showed the percentage of open arm time was increased in the high-protein, low-calorie and low-calorie high-protein groups compared with old control (old-C) rats. The percentage of open arm entries was increased in the low-calorie and low-calorie high-protein group compared with old-C rats. The body weight and serum triglyceride were decreased in the low-calorie and low-calorie high-protein groups in comparison to control old rats. Low-calorie and low-calorie high-protein treatments statistically enhanced caspase-3 level compared with old-C rats in the hippocampus and prefrontal cortex. Treatment of old rats with high-protein, low-calorie and low-calorie high-protein could increase Klotho-α level compared with control old rats. The levels of Klotho-α, c-fos and brain-derived neurotrophic factors were decreased in the low-calorie high-protein group in Klotho inhibitor's presence compared with the low-calorie high-protein group. CONCLUSION According to our findings, Klotho-α level was reduced in old rats. Low-calorie, high-protein and particularly low-calorie high-protein diets increased this protein level and consequently increased neuronal plasticity and improved memory function. GRAPHIC ABSTRACT
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Affiliation(s)
- Anahid Shafie
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, P.O.box: 1417613151, Tehran, Iran
| | - Ahmad Mustafa Rahimi
- Department of Physiology, School of Medicine, Alberoni University, Kohestan, Afghanistan
| | - Iraj Ahmadi
- Department of Physiology, School of Medicine, Ilam University of Medical Sciences, Ilam, Iran
| | - Fatemeh Nabavizadeh
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, P.O.box: 1417613151, Tehran, Iran
| | - Mina Ranjbaran
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, P.O.box: 1417613151, Tehran, Iran
| | - Ghorbangol Ashabi
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, P.O.box: 1417613151, Tehran, Iran
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Koyuncuoğlu T, Sevim H, Çetrez N, Meral Z, Gönenç B, Kuntsal Dertsiz E, Akakın D, Yüksel M, Kasımay Çakır Ö. High intensity interval training protects from Post Traumatic Stress Disorder induced cognitive impairment. Behav Brain Res 2020; 397:112923. [PMID: 32976860 DOI: 10.1016/j.bbr.2020.112923] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/10/2020] [Revised: 09/14/2020] [Accepted: 09/16/2020] [Indexed: 12/20/2022]
Abstract
This study aimed to show the possible protective effects of high intensity interval training (HIIT) in PTSD-induced rats and probable underlying mechanisms. Female rats (n = 44) were separated as; Sedentary (SED), moderate intensity continuous training (MICT), HIIT groups. Then the groups were divided into subgroups according to PTSD induction (n = 6-8/group). Exercise groups performed HIIT or MICT for 6 weeks. On the fifth week, PTSD was induced by single prolonged stress protocol. Cognitive functions were evaluated by object recognition, anxiety levels by hole-board and elevated plus maze, and fear conditioning by passive avoidance tests. Following decapitation, malondialdehyde (MDA), glutathione (GSH), luminol and lucigenin chemiluminescence levels, and myeloperoxidase (MPO), superoxide dismutase (SOD) and catalase (CAT) activities were measured, and histopathological damage was evaluated. The data was analyzed by one-way ANOVA. Cognitive decline and aggravated anxiety levels in SED + PTSD group were improved in both PTSD-induced exercise groups (p < 0.05-0.001). The increased chemiluminescence levels, MPO activity and histological damage were depressed in both PTSD-induced exercise groups (p < 0.05-0.001). The risen MDA levels in SED + PTSD group were suppressed only in HIIT + PTSD group (p < 0.01-0.001). The decreased GSH levels were increased by MICT (p < 0.05-0.001), and CAT and SOD activities were improved via HIIT (p < 0.05). Compared to SED group, latency was decreased in SED + PTSD (p < 0.05-0.01) group. Neuronal damage scores were alleviated in both PTSD-induced exercise groups (p < 0.001). PTSD-induced memory decline was protected by both of the exercise models however more effectively by HIIT via decreasing oxidative stress, anxiety levels and by improving antioxidant capacity as a protective system for neuronal damage.
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Affiliation(s)
- Türkan Koyuncuoğlu
- Department of Physiology, Marmara University School of Medicine, Istanbul, Turkey
| | - Hacer Sevim
- Undergraduate Medical Students, Marmara University School of Medicine, Istanbul, Turkey
| | - Nurşen Çetrez
- Undergraduate Medical Students, Marmara University School of Medicine, Istanbul, Turkey
| | - Zeynep Meral
- Undergraduate Medical Students, Marmara University School of Medicine, Istanbul, Turkey
| | - Berfin Gönenç
- Undergraduate Medical Students, Marmara University School of Medicine, Istanbul, Turkey
| | - Ekin Kuntsal Dertsiz
- Department of Histology & Embryology, Marmara University School of Medicine, Istanbul, Turkey
| | - Dilek Akakın
- Department of Histology & Embryology, Marmara University School of Medicine, Istanbul, Turkey
| | - Meral Yüksel
- Department of Medical Laboratory Techniques, Marmara University Vocational School of Health Services, Istanbul, Turkey
| | - Özgür Kasımay Çakır
- Department of Physiology, Marmara University School of Medicine, Istanbul, Turkey.
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Lapinlampi N, Andrade P, Paananen T, Hämäläinen E, Ekolle Ndode-Ekane X, Puhakka N, Pitkänen A. Postinjury weight rather than cognitive or behavioral impairment predicts development of posttraumatic epilepsy after lateral fluid-percussion injury in rats. Epilepsia 2020; 61:2035-2052. [PMID: 32786029 DOI: 10.1111/epi.16632] [Citation(s) in RCA: 28] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2020] [Revised: 07/06/2020] [Accepted: 07/06/2020] [Indexed: 12/11/2022]
Abstract
OBJECTIVE To identify postinjury physiologic, behavioral, and cognitive biomarkers for posttraumatic epilepsy to enrich study populations for long-term antiepileptogenesis studies. METHODS The EPITARGET cohort with behavioral follow-up and 1-month 24/7 video-electroencephalography (vEEG) monitoring included 115 adult male Sprague-Dawley rats with lateral fluid-percussion-induced traumatic brain injury (TBI), 23 sham-operated controls, and 13 naive rats. Animals underwent assessment of somatomotor performance (composite neuroscore), anxiety-like behavior (elevated plus maze, open field), spatial memory (Morris water maze), and depression-like behavior (Porsolt forced swim, sucrose preference). Impact force, postimpact apnea time, postimpact seizure-like behavior, and body weight were monitored. RESULTS TBI rats were impaired in the composite neuroscore (P < .001) on days (D) 2-14 and in the spatial memory test (P < .001) on D35-39 post-TBI. Differences in the elevated plus-maze (D28 and D126) and in the open field (D29 and D127) between TBI rats and controls were meager. No differences were observed in the Porsolt forced swim and sucrose preference tests as compared with sham-operated controls. Epilepsy developed in 27% of rats by the end of the sixth month. None of the behavioral or cognitive outcome measures discriminated rats with or without epilepsy. The receiver-operating characteristic analysis indicated that a decrease in body weight between D0 and D4 differentiated TBI rats with epilepsy from TBI rats without epilepsy (48% sensitivity, 83% specificity, area under the curve [AUC] 0.679, confidence interval [CI] 95% 0.56-0.80, P < .01). A 16% body weight decrease during D0-D4 could be used as a biomarker to enrich the study population from 27% (observed) to 50%. SIGNIFICANCE Single behavioral and cognitive outcome measures showed no power as prognostic/diagnostic biomarkers for posttraumatic epilepsy. A reduction in body weight during the first postinjury week showed some prognostic value for posttraumatic epileptogenesis and could serve as a subacute measure for selectively enriching the study population for long-term preclinical biomarker and therapy discovery studies of posttraumatic epileptogenesis.
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Affiliation(s)
- Niina Lapinlampi
- A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland
| | - Pedro Andrade
- A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland
| | - Tomi Paananen
- A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland
| | - Elina Hämäläinen
- A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland
| | | | - Noora Puhakka
- A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland
| | - Asla Pitkänen
- A. I. Virtanen Institute for Molecular Sciences, University of Eastern Finland, Kuopio, Finland
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Silveira EMS, Santos MCQ, da Silva TCB, Silva FBO, Machado CV, Elias L, Kolberg A, Kroth A, Partata WA. Aging and low-intensity exercise change oxidative biomarkers in brain regions and radiographic measures of femur of Wistar rats. ACTA ACUST UNITED AC 2020; 53:e9237. [PMID: 32401926 PMCID: PMC7228549 DOI: 10.1590/1414-431x20209237] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/05/2019] [Accepted: 03/17/2020] [Indexed: 12/20/2022]
Abstract
We investigated changes in oxidative biomarkers in brain regions such as brainstem, cerebellum, and cerebral cortex of 3-, 6-, 18-, 24-, and 30-month-old rats. We also assessed the effects of low-intensity exercise on these biomarkers in these regions of 6-, 18-, and 24-month-old rats that started exercise on a treadmill at 3, 15, and 21 months of age, respectively. Radiographic images of the femur were taken for all rats. A total of 25 rats (age: twelve 6-, ten 18-, ten 24-, and three 30-month-old rats) were used. Lipid hydroperoxide levels increased in cerebellum at 18 months. Total antioxidant activity exhibited lowest values in brainstem at 3 months. Superoxide dismutase activity did not exhibit significant changes during aging. Total thiol content exhibited lowest values in brain regions of 24- and 30-month-old rats. Exercise reduced total thiol content in brainstem at 6 months, but no change occurred in other regions and other ages. Femur increased its length and width and cortical thickness with advancing age. No change occurred in medullary width. Radiolucency increased and sclerosis was found in cortical and medullary bone with advancing age. Exercise reduced radiolucency and medullary sclerosis. Therefore, aging differentially changed oxidative biomarkers in different brain regions and radiographic measures of the femur. Low-intensity exercise only ameliorated some radiographic measurements of femur. Since the present study possessed limitations (small number of rats per group), a beneficial effect of regular low-intensity exercise on oxidative markers in brain cannot be ruled out.
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Affiliation(s)
- E M S Silveira
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - M C Q Santos
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - T C B da Silva
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - F B O Silva
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - C V Machado
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - L Elias
- Graduada em Medicina Veterinária, Fundação Educacional Dom André Arcoverde (UNIFAA), Centro Universitário de Valença, Valença, RJ, Brasil
| | - A Kolberg
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - A Kroth
- Área Ciências da Vida, Universidade do Oeste de Santa Catarina, Joaçaba, SC, Brasil
| | - W A Partata
- Laboratório de Neurobiologia Comparada, Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
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27
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Low cognitive competence as a vulnerability factor for behavioral despair in rats. Behav Processes 2020; 174:104103. [PMID: 32165180 DOI: 10.1016/j.beproc.2020.104103] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/18/2019] [Revised: 03/05/2020] [Accepted: 03/06/2020] [Indexed: 12/12/2022]
Abstract
Elucidating the multi-faceted relationship between cognitive competence and affective states is a major pursuit in behavioral sciences. Mood disorders constitute a good research model for this question, as cognitive impairment may accompany clinical depression and persist after full remission. This suggests cognitive dysfunction as an etiological factor of depression, rather than an epiphenomenon. Complementing clinical studies, animal models utilizing well-controlled, systematic paradigms are essential to elucidate the complex relationship between cognitive competence and affective states. In current set of experiments, we investigated the extent to which cognitive competence determines the stress response in Wistar rats by utilizing two well-established spatial memory paradigms with different degrees of complexity together with the forced swim test. We revealed that rats with low cognitive competence as assessed by learning performance in the Y-Maze, but not in the radial arm maze, were significantly more vulnerable to behavioral despair. In contrast, rats with high cognitive competence were resilient to the negative effects of the forced swim test, irrespective of the spatial memory task used. These results point to a nonlinear relationship between spatial memory performance and behavioral despair, suggesting that different types of cognitive functioning may have differential effects on affective processes.
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Hiew LF, Khairuddin S, Aquili L, Koh J, Fung ML, Lim WL, Lim LW. Behavioural responses of anxiety in aversive and non-aversive conditions between young and aged Sprague-Dawley rats. Behav Brain Res 2020; 385:112559. [PMID: 32097707 DOI: 10.1016/j.bbr.2020.112559] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/09/2019] [Revised: 02/11/2020] [Accepted: 02/12/2020] [Indexed: 12/20/2022]
Abstract
Measures of anxiety in behavioural tests remain largely unclear even decades after their establishment. Differences in the severity of anxiety measured by anxiety tests is an important issue that must be addressed. To test the hypothesis that the addition of light as an aversive stimulus will elicit a difference in behaviour between aged and young animals, we compared the responses of aged and young animals in the home cage emergence test (HCET) and elevated plus maze (EPM), in high aversive bright light and low aversive dim light conditions. In the HCET, our results demonstrated that young animals escaped with shorter latency and greater frequency than aged animals in both bright and dim light conditions, indicating that young animals display greater exploratory tendencies than aged animals. In the EPM, bright light conditions induced anxiogenic effects in both age groups. Interestingly, two-way ANOVA showed a significant interaction effect of age and light on the number of entries into the open arms of the EPM as well as frequency of escape in the HCET. These results show that the addition of light as an aversive stimulus in the EPM and HCET produced different responses in aged versus young animals in each test. In conclusion, significant interactions between age and light affected aged and young animals differently in the HCET and EPM, indicating that the two tests measure different aspects of anxiety.
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Affiliation(s)
- Lih Fhung Hiew
- School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, the University of Hong Kong, Hong Kong, China
| | - Sharafuddin Khairuddin
- School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, the University of Hong Kong, Hong Kong, China
| | - Luca Aquili
- School of Psychological and Clinical Sciences, Charles Darwin University, Darwin, Australia
| | - Junhao Koh
- School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, the University of Hong Kong, Hong Kong, China; Department of Biological Sciences, School of Science and Technology, Sunway University, Malaysia
| | - Man-Lung Fung
- School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, the University of Hong Kong, Hong Kong, China
| | - Wei Ling Lim
- School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, the University of Hong Kong, Hong Kong, China; Department of Biological Sciences, School of Science and Technology, Sunway University, Malaysia.
| | - Lee Wei Lim
- School of Biomedical Sciences, Li Ka Shing Faculty of Medicine, the University of Hong Kong, Hong Kong, China; Department of Biological Sciences, School of Science and Technology, Sunway University, Malaysia.
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Mirshekari Jahangiri H, Sarkaki A, Farbood Y, Dianat M, Goudarzi G. Gallic acid affects blood-brain barrier permeability, behaviors, hippocampus local EEG, and brain oxidative stress in ischemic rats exposed to dusty particulate matter. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2020; 27:5281-5292. [PMID: 31848951 DOI: 10.1007/s11356-019-07076-9] [Citation(s) in RCA: 33] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/10/2019] [Accepted: 11/18/2019] [Indexed: 06/10/2023]
Abstract
Dust storms are environmental natural events that transport high concentrations of particulate matter (PM) in living spaces. Recent epidemiological studies have shown that air pollution is associated with stroke. In the present study we aimed to investigate the probable protective effects of gallic acid (GA) on blood-brain barrier (BBB) disruption, brain oxidative stress, anxiety, depression, locomotion behaviors, and changes of hippocampal local electroencephalogram (local EEG) power induced by 4-vessel transient occlusion (4VO I/R) following exposure to dusty PM in rats. Male Wistar rats were divided randomly into eight groups: (1) vehicle+Sham (Veh + Sh), (2) vehicle+4VO I/R (Veh + I/R), (3) gallic acid+sham (GA + Sh), (4) gallic acid+4VO I/R (GA + I/R), (5) vehicle+PM (Veh + PM), (6) PM + 4VO I/R (PM + I/R), (7) gallic acid+PM + Sham (GA + PM + Sh), and (8) gallic acid+PM + 4Vo I/R (GA + PM + I/R). 4VO type of I/R was induced after 10 days of pretreatment by GA 100 mg/kg/2 ml/ip, or 2 ml/kg/ip, normal saline as vehicle (Veh) and exposure to dust storm composed of dusty PM (DPM, 2000-8000 μg/m3), 60 min daily for consecutive 10 days) simultaneously. Seventy-two hours after I/R induction, all behavioral tests and BBB permeability evaluation were done. Hippocampus local EEG was recorded just before and 72 h after I/R induction, and finally brain tissue oxidative stress was assayed. Data showed that 4VO I/R following exposure to DPM increased BBB permeability (p < 0.001), brain oxidative stress (p < 0.001), induced anxiety (p < 0.001), depression (p < 0.01), locomotion impairment (p < 0.001), superoxide dismutase (SOD) activity, and local EEG power also were decreased in PM + Sh (p < 0.001). Pretreatment with GA reversed BBB permeability and MDA. Our findings suggest that GA is a probable protective agent against adverse effects of both I/R and exposure to DPM and also in I/R subjects exposed to DPM. The beneficial effects of GA may induce by its antioxidative and anti-inflammatory properties.
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Affiliation(s)
- Hamzeh Mirshekari Jahangiri
- Persian Gulf Physiology Research center, Physiology Department, Ahvaz Jundishapur University of Medical Science, Ahvaz, Iran
| | - Alireza Sarkaki
- Persian Gulf Physiology Research center, Physiology Department, Ahvaz Jundishapur University of Medical Science, Ahvaz, Iran.
- National Institute for Medical Research Development (NIMAD), Tehran, Iran.
- Medicinal Plants Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
| | - Yaghoob Farbood
- Persian Gulf Physiology Research center, Physiology Department, Ahvaz Jundishapur University of Medical Science, Ahvaz, Iran
| | - Mahin Dianat
- Persian Gulf Physiology Research center, Physiology Department, Ahvaz Jundishapur University of Medical Science, Ahvaz, Iran
| | - Gholamreza Goudarzi
- Department of Environmental Health Engineering, Environmental Technology Research Center, Jundishapur University of Medical Science, Ahvaz, Iran
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Martini F, Régis Leite M, Gonçalves Rosa S, Pregardier Klann I, Wayne Nogueira C. Strength exercise suppresses STZ-induced spatial memory impairment and modulates BDNF/ERK-CAMKII/CREB signalling pathway in the hippocampus of mice. Cell Biochem Funct 2020; 38:213-221. [PMID: 31978253 DOI: 10.1002/cbf.3470] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/12/2018] [Revised: 09/11/2019] [Accepted: 10/28/2019] [Indexed: 12/22/2022]
Abstract
Alzheimer's disease (AD) is a progressive neurodegenerative disorder that has generated scientific interest because of its prevalence in the population. Studies indicate that physical exercise promotes neuroplasticity and improves cognitive function in animal models and in human beings. The aim of the present study was to investigate the effects of strength exercise on the hippocampal protein contents and memory performance in mice subjected to a model of sporadic AD induced by streptozotocin (STZ). Swiss mice received two injections of STZ (3 mg/kg, intracerebroventricular). After 21 days, they began physical training using a ladde. Mice performed this protocol for 4 weeks. After the last exercise training session, mice performed the Morris Water Maze test. The samples of hippocampus were excised and used to determine protein contents of brain-derived neurotrophic factor (BDNF), extracellular signal-regulated kinase-Ca2+ (ERK), calmodulin-dependent protein kinase (CAMKII) and cAMP-response element-binding protein (CREB) signalling pathway. Strength exercise was effective against the decrease in the time spent and distance travelled in the target quadrant by STZ-injected mice. Strength exercise was also effective against the reduction of mature BDNF, tropomyosin receptor kinase B and neuronal nuclear antigen (NeuN) hippocampal protein levels in STZ mice. The decrease in the hippocampal ratio of pERK/ERK, pCAMKII/CAMKII and pCREB/CREB induced by STZ was reversed by strength exercise. Strength exercise decreased Bax/Bcl2 ratio in the hippocampus of STZ-injected mice. The present study demonstrates that strength exercise modulated the hippocampal BDNF/ERK-CAMKII/CREB signalling pathway and suppressed STZ-induced spatial memory impairment in mice.
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Affiliation(s)
- Franciele Martini
- Laboratório de Síntese, Reatividade e Avaliação Farmacológica e Toxicológica de Organocalcogênios, Departamento de Bioquímica e Biologia Molecular, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
| | - Marlon Régis Leite
- Laboratório de Síntese, Reatividade e Avaliação Farmacológica e Toxicológica de Organocalcogênios, Departamento de Bioquímica e Biologia Molecular, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
| | - Suzan Gonçalves Rosa
- Laboratório de Síntese, Reatividade e Avaliação Farmacológica e Toxicológica de Organocalcogênios, Departamento de Bioquímica e Biologia Molecular, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
| | - Isabella Pregardier Klann
- Laboratório de Síntese, Reatividade e Avaliação Farmacológica e Toxicológica de Organocalcogênios, Departamento de Bioquímica e Biologia Molecular, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
| | - Cristina Wayne Nogueira
- Laboratório de Síntese, Reatividade e Avaliação Farmacológica e Toxicológica de Organocalcogênios, Departamento de Bioquímica e Biologia Molecular, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
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Caliskan H, Akat F, Tatar Y, Zaloglu N, Dursun AD, Bastug M, Ficicilar H. Effects of exercise training on anxiety in diabetic rats. Behav Brain Res 2019; 376:112084. [DOI: 10.1016/j.bbr.2019.112084] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2019] [Revised: 06/20/2019] [Accepted: 07/12/2019] [Indexed: 12/14/2022]
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32
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Samandari H, Nabavizadeh F, Ashabi G. Age-related difference in protective effect of early post-conditioning on ischemic brain injury: possible involvement of MAP-2/Synaptophysin role. Metab Brain Dis 2019; 34:1771-1780. [PMID: 31471737 DOI: 10.1007/s11011-019-00484-3] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/06/2019] [Accepted: 08/15/2019] [Indexed: 12/16/2022]
Abstract
Brain Ischemia/Reperfusion (I/R) injury leads to the failure of the microtubules function and neuronal death. Ischemic post-conditioning is defined as a series of rapid alternating interruptions of blood flow in the first seconds of reperfusion. In the present study, the caspase-3, Microtubule-Associated Protein-2 (MAP-2), Protein Kinase C α (PKCα), c-fos, and synaptophysin were evaluated in the hippocampus of focal I/R post-conditioning model in a time -dependent study in aged and young rats. Adult and aged rats were subjected to right MCAO for 30 min and post-conditioned (10 s) for 3 cycles. Sensory-motor tests were performed, and locomotion and anxiety-like behavior were evaluated. Molecular tests were done by detection kit, RT-PCR, and Western blotting techniques. Ninety-six hours after I/R post-conditioning, neurological signs, locomotion, anxiety-like behavior, and ischemic area were improved in young rats compared to 6 h after I/R post-conditioning (P < 0.001). Caspase-3 activity declined in the hippocampus and cortex of I/R post-conditioned young rats in 96 h after I/R post-conditioning compared with 6 h after I/R post-conditioning (P < 0.001). Also, MAP-2 mRNA, MAP-2 protein level, PKCα, c-fos and synaptophysin protein levels were enhanced during post-conditioning in young rats in 96 h after I/R post-conditioning compared with 6 h after induction of I/R post-conditioning. The results of the present study suggested that, early post-conditioning might be considered as a candidate for therapeutic methods against I/R in the adult animals not aged rats. Moreover, inhibition of cell death in post-conditioned ischemic rats was found to be regulated by some neuroprotective molecules as well as MAP-2 and c-fos in young rats. Graphical abstract Graphical abstract representing the post-conditioning (PC) treatment timeline in adult and old rats.
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Affiliation(s)
- Hedayat Samandari
- Electrophysiology Research Center, Neuroscience Institute, Tehran University of Medical Sciences, Tehran, Iran
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran
| | - Fatemeh Nabavizadeh
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran
| | - Ghorbangol Ashabi
- Department of Physiology, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
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Taguchi S, Choudhury ME, Miyanishi K, Nakanishi Y, Kameda K, Abe N, Yano H, Yorozuya T, Tanaka J. Aggravating effects of treadmill exercises during the early-onset period in a rat traumatic brain injury model: When should rehabilitation exercises be initiated? IBRO Rep 2019; 7:82-89. [PMID: 31720487 PMCID: PMC6838542 DOI: 10.1016/j.ibror.2019.10.002] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/02/2019] [Accepted: 10/08/2019] [Indexed: 12/14/2022] Open
Abstract
A traumatic brain injury model was prepared in rats by stab wounding. Rats were forced to walk slowly on a treadmill once for 10 min at 24 h or 48 h after wounding. Exercise, particularly at 24 h, aggravated motor impairment while increasing the expression of proinflammatory factors. Exercise for rehabilitation should be initiated after 48 h of severe brain injury onset.
Physical exercise is one of the best interventions for improving traumatic brain injury (TBI) outcomes. However, an argument has been raised regarding the timing at which physical exercise should be initiated. In this study, male Wistar rats were subjected to stab wounding of the right hemisphere to develop a TBI model and were forced to walk once on a treadmill at a 5-m/min pace at 24 h or 48 h after TBI for 10 min. Injured brain tissue was dissected after TBI to evaluate the effects of exercise. Behavioral abnormalities and motor impairment were assessed by various behavioral tests between 2 and 3 weeks after TBI. Exercise did not affect the circulating corticosterone levels and the weight of the adrenal glands. Exercise particularly that at 24 h, worsened the motor impairment of the left forelimbs. Quantitative reverse-transcription polymerase chain reaction showed that exercise at 24 h increased proinflammatory cytokines and chemokines on the third day while suppressing the proinflammatory reactions on the fourth day. Exercise at both time points decreased expression of transforming growth factor (TGF) β1 and its receptor TGFβR1. Exercise at 24 h increased phosphorylation of IκB kinase on the fourth day, which may be correlated with the decreased effects of TGFβ1. Even a low-intensity exercise activity could cause deleterious effects when it is initiated within 48 h after the onset of severe TBI, probably because of the resulting proinflammatory effects. Therefore, rehabilitation exercise programs should be initiated after 48 h of TBI onset.
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Affiliation(s)
- Satoru Taguchi
- Department of Molecular and Cellular Physiology, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Mohammed E Choudhury
- Department of Molecular and Cellular Physiology, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Kazuya Miyanishi
- Department of Molecular and Cellular Physiology, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Yuiko Nakanishi
- Department of Molecular and Cellular Physiology, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Kenji Kameda
- Advanced Research Support Center, Division of Analytical Bio-Medicine, Ehime University, Toon, Ehime, Japan
| | - Naoki Abe
- Department of Anesthesia and Perioperative Medicine, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Hajime Yano
- Department of Molecular and Cellular Physiology, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Toshihiro Yorozuya
- Department of Anesthesia and Perioperative Medicine, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
| | - Junya Tanaka
- Department of Molecular and Cellular Physiology, Graduate School of Medicine, Ehime University, Toon, Ehime, Japan
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Zhang S, Zou L, Chen LZ, Yao Y, Loprinzi PD, Siu PM, Wei GX. The Effect of Tai Chi Chuan on Negative Emotions in Non-Clinical Populations: A Meta-Analysis and Systematic Review. INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH 2019; 16:E3033. [PMID: 31438638 PMCID: PMC6747200 DOI: 10.3390/ijerph16173033] [Citation(s) in RCA: 28] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 07/29/2019] [Revised: 08/14/2019] [Accepted: 08/16/2019] [Indexed: 12/27/2022]
Abstract
Tai Chi Chuan (TCC) as a typical mind-body practice has been investigated for its preventive role on negative emotions and has demonstrated its efficacy in healthy populations. However, the results are not consistent. We performed a meta-analysis and systematically evaluated the effect of TCC on selected negative emotions (i.e., anxiety and depression). Fourteen experimental studies from three English-and two Chinese-language databases were evaluated. The results showed that the positive effects of TCC on negative emotions were moderately to largely significant. In addition, although TCC significantly improved negative emotions in both the young adults and the older adults, old adults benefited more from TCC than young adults. These findings suggest that TCC is a worthy complementary non-pharmacological resource towards depression and anxiety and, thus, has great implications for the public health domain.
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Affiliation(s)
- Shu Zhang
- Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China
- Key Laboratory of Mental Health, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China
- Department of Psychology, University of Chinese Academy of Sciences, Beijing 100049, China
| | - Liye Zou
- Exercise and Mental Health Laboratory, School of Psychology, Shenzhen University, Shenzhen 518061, China
| | - Li-Zhen Chen
- Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China
- Department of Psychology, University of Chinese Academy of Sciences, Beijing 100049, China
| | - Ying Yao
- Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China
- Department of Psychology, University of Chinese Academy of Sciences, Beijing 100049, China
| | - Paul D Loprinzi
- Exercise Psychology Laboratory, Department of Health, Exercise Science and Recreation Management, University of Mississippi, 215 Turner Center, Oxford, MS 38677, USA
| | - Parco M Siu
- Division of Kinesiology, School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Pokfulam, Hong Kong 999077, China
| | - Gao-Xia Wei
- Key Laboratory of Behavioral Science, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China.
- Key Laboratory of Mental Health, Institute of Psychology, Chinese Academy of Sciences, Beijing 100101, China.
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Silveira EMS, Kroth A, Santos MCQ, Silva TCB, Silveira D, Riffel APK, Scheid T, Trapp M, Partata WA. Age-related changes and effects of regular low-intensity exercise on gait, balance, and oxidative biomarkers in the spinal cord of Wistar rats. ACTA ACUST UNITED AC 2019; 52:e8429. [PMID: 31314852 PMCID: PMC6644524 DOI: 10.1590/1414-431x20198429] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/28/2018] [Accepted: 05/16/2019] [Indexed: 12/21/2022]
Abstract
The present study aimed to analyze age-related changes to motor coordination, balance, spinal cord oxidative biomarkers in 3-, 6-, 18-, 24-, and 30-month-old rats. The effects of low-intensity exercise on these parameters were also analyzed in 6-, 18-, and 24-month-old rats. Body weight, blood glucose, total cholesterol, and high-density lipoprotein (HDL) cholesterol were assessed for all rats. The soleus muscle weight/body weight ratio was used to estimate skeletal muscle mass loss. Body weight increased until 24 months; only 30-month-old rats exhibited decreased blood glucose and increased total cholesterol and HDL cholesterol. The soleus muscle weight/body weight ratio increased until 18 months, followed by a small decrease in old rats. Exercise did not change any of these parameters. Stride length and step length increased from adult to middle age, but decreased at old age. Stride width increased while the sciatic functional index decreased in old rats. Performance in the balance beam test declined with age. While gait did not change, balance improved after exercise. Aging increased superoxide anion generation, hydrogen peroxide levels, total antioxidant capacity, and superoxide dismutase activity while total thiol decreased and lipid hydroperoxides did not change. Exercise did not significantly change this scenario. Thus, aging increased oxidative stress in the spinal cord, which may be associated with age-induced changes in gait and balance. Regular low-intensity exercise is a good alternative for improving age-induced changes in balance, while beneficial effects on gait and spinal cord oxidative biomarkers cannot be ruled out because of the small number of rats investigated (n=5 or 6/group).
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Affiliation(s)
- E M S Silveira
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - A Kroth
- Área de Ciências da Vida, Universidade do Oeste de Santa Catarina, Joaçaba, SC, Brasil
| | - M C Q Santos
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - T C B Silva
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - D Silveira
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - A P K Riffel
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - T Scheid
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - M Trapp
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
| | - W A Partata
- Departamento de Fisiologia, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brasil
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Gokdemir O, Cetinkaya C, Gumus H, Aksu I, Kiray M, Ates M, Kiray A, Baykara B, Baykara B, Sisman AR, Uysal N. The effect of exercise on anxiety- and depression-like behavior of aged rats. Biotech Histochem 2019; 95:8-17. [DOI: 10.1080/10520295.2019.1624825] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022] Open
Affiliation(s)
- O. Gokdemir
- Faculty of Medicine, Izmir University of Economics, Izmir, Turkey
| | - C. Cetinkaya
- School of Sport Sciences and Technology, Dokuz Eylul University, Izmir, Turkey
| | - H. Gumus
- School of Sport Sciences and Technology, Dokuz Eylul University, Izmir, Turkey
| | - I. Aksu
- Division of Behavioral Physiology, Department of Physiology, Dokuz Eylul University, Izmir, Turkey
| | - M. Kiray
- Division of Behavioral Physiology, Department of Physiology, Dokuz Eylul University, Izmir, Turkey
| | - M. Ates
- College of Vocational School of Health Services, School of Medicine Izmir, Dokuz Eylul University, İzmir, Turkey
| | - A. Kiray
- Department of Anatomy, Dokuz Eylul University School of Medicine, Izmir, Turkey
| | - B. Baykara
- Department of Child and Adolescent Psychiatry, Dokuz Eylul University, Izmir, Turkey
| | - B. Baykara
- Department of Histology and Embryology, Dokuz Eylul University, Izmir, Turkey
| | - A. R. Sisman
- Department of Biochemistry, Dokuz Eylul University, Izmir, Turkey
| | - N. Uysal
- Division of Behavioral Physiology, Department of Physiology, Dokuz Eylul University, Izmir, Turkey
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Schimidt HL, Garcia A, Izquierdo I, Mello-Carpes PB, Carpes FP. Strength training and running elicit different neuroprotective outcomes in a β-amyloid peptide-mediated Alzheimer's disease model. Physiol Behav 2019; 206:206-212. [DOI: 10.1016/j.physbeh.2019.04.012] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2019] [Revised: 04/13/2019] [Accepted: 04/13/2019] [Indexed: 01/08/2023]
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Wang R, Holsinger RMD. Exercise-induced brain-derived neurotrophic factor expression: Therapeutic implications for Alzheimer's dementia. Ageing Res Rev 2018; 48:109-121. [PMID: 30326283 DOI: 10.1016/j.arr.2018.10.002] [Citation(s) in RCA: 94] [Impact Index Per Article: 15.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/23/2018] [Revised: 09/26/2018] [Accepted: 10/08/2018] [Indexed: 01/01/2023]
Abstract
Emerging evidence indicates that moderate intensity aerobic exercise is positively correlated with cognitive function and memory. However, the exact mechanisms underlying such improvements remain unclear. Recent research in animal models allows proposition of a pathway in which brain-derived neurotrophic factor (BDNF) is a key mediator. This perspective draws upon evidence from animal and human studies to highlight such a mechanism whereby exercise drives synthesis and accumulation of neuroactive metabolites such as myokines and ketone bodies in the periphery and in the hippocampus to enhance BDNF expression. BDNF is a neurotrophin with well-established properties of promoting neuronal survival and synaptic integrity, while its influence on energy transduction may provide the crucial link between inherent vascular and metabolic benefits of exercise with enhanced brain function. Indeed, BDNF mRNA and protein is robustly elevated in rats following periods of voluntary exercise. This was also correlated with improved spatial memory, while such benefits were abolished upon inhibition of BDNF signaling. Similarly, both BDNF and cardiovascular fitness arising from aerobic exercise have been positively associated with hippocampal volume and function in humans. We postulate that exercise will attenuate cortical atrophy and synaptic loss inherent to neurodegenerative disorders - many of which also exhibit aberrant down-regulation of BDNF. Thus, the proposed link between BDNF, exercise and cognition may have critical therapeutic implications for the prevention and amelioration of memory loss and cognitive impairment in Alzheimer's disease and associated dementias.
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Gutierrez RMS, Real CC, Scaranzi CR, Garcia PC, Oliveira DL, Britto LR, Pires RS. Motor improvement requires an increase in presynaptic protein expression and depends on exercise type and age. Exp Gerontol 2018; 113:18-28. [DOI: 10.1016/j.exger.2018.09.013] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/16/2018] [Revised: 08/08/2018] [Accepted: 09/17/2018] [Indexed: 12/12/2022]
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Perkins AE, Vore AS, Lovelock D, Varlinskaya E, Deak T. Late aging alters behavioral sensitivity to ethanol in a sex-specific manner in Fischer 344 rats. Pharmacol Biochem Behav 2018; 175:1-9. [PMID: 30171932 DOI: 10.1016/j.pbb.2018.07.012] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/04/2018] [Revised: 07/23/2018] [Accepted: 07/25/2018] [Indexed: 12/27/2022]
Abstract
Responsiveness to ethanol (EtOH) differs as a function of age. Adolescent rodents are less sensitive than adults to the sedative effects of EtOH, whereas they show enhanced sensitivity to EtOH-induced social facilitation. Late aging is associated with a natural decline in social behavior and aging-related peculiarities in sensitivity to EtOH have been largely unexplored. Whether there are sex differences in the behavioral response to EtOH during late aging remains unknown. Thus, behavioral responses to EtOH in male and female Fischer (F) 344 rats aged 4-5 months (adult) and 19-20 months (aging) were examined. First, the effects of saline and EtOH (0.5 and 0.75 g/kg) on social interaction were assessed. Social investigation and contact behavior were lower in aging animals and higher in females. Interestingly, in aged females, social contact behavior was increased following a 0.5 g/kg EtOH dose, whereas the same dose suppressed social contact in aged males. Behavioral sensitivity to the sedative effects of 3.0 and 3.5 g/kg EtOH was assessed with the loss of righting reflex (LORR) test. Although latency to LORR did not differ as a function of age or sex, aged rats showed significantly greater LORR duration and significantly lower blood ethanol concentrations (BECs) at regaining of the righting reflex relative to adults. In addition, females had a lower LORR duration, regardless of age; no sex differences were evident in BECs at awakening. In a second experiment, blood ethanol concentrations (BECs) over time were assessed following 0.75, 1.5, and 3.0 g/kg EtOH in 3-, 12-, and 18-month-old male and female F344 rats. Aged rats had higher peak BECs following 3.0 g/kg EtOH, whereas few age or sex differences were apparent at lower doses. Taken together, these data indicate that late aging is associated with altered sensitivity to the social facilitating effects and sedative effects of EtOH.
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Affiliation(s)
- Amy E Perkins
- Developmental Exposure to Alcohol Research Center (DEARC), Behavioral Neuroscience Program, Department of Psychology, Binghamton University-SUNY, Binghamton, NY 13902-6000, United States of America
| | - Andrew S Vore
- Developmental Exposure to Alcohol Research Center (DEARC), Behavioral Neuroscience Program, Department of Psychology, Binghamton University-SUNY, Binghamton, NY 13902-6000, United States of America
| | - Dennis Lovelock
- Developmental Exposure to Alcohol Research Center (DEARC), Behavioral Neuroscience Program, Department of Psychology, Binghamton University-SUNY, Binghamton, NY 13902-6000, United States of America
| | - Elena Varlinskaya
- Developmental Exposure to Alcohol Research Center (DEARC), Behavioral Neuroscience Program, Department of Psychology, Binghamton University-SUNY, Binghamton, NY 13902-6000, United States of America
| | - Terrence Deak
- Developmental Exposure to Alcohol Research Center (DEARC), Behavioral Neuroscience Program, Department of Psychology, Binghamton University-SUNY, Binghamton, NY 13902-6000, United States of America.
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Exercise Training Protects Against Aging-Induced Cognitive Dysfunction via Activation of the Hippocampal PGC-1α/FNDC5/BDNF Pathway. Neuromolecular Med 2018; 20:386-400. [DOI: 10.1007/s12017-018-8500-3] [Citation(s) in RCA: 27] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/09/2018] [Accepted: 06/30/2018] [Indexed: 12/28/2022]
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Khoshnam SE, Farbood Y, Fathi Moghaddam H, Sarkaki A, Badavi M, Khorsandi L. Vanillic acid attenuates cerebral hyperemia, blood-brain barrier disruption and anxiety-like behaviors in rats following transient bilateral common carotid occlusion and reperfusion. Metab Brain Dis 2018; 33:785-793. [PMID: 29356980 DOI: 10.1007/s11011-018-0187-5] [Citation(s) in RCA: 34] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/28/2017] [Accepted: 01/17/2018] [Indexed: 12/22/2022]
Abstract
Transient bilateral common carotid artery occlusion (tBCCAO), followed by reperfusion, is a model of transient global hypoperfusion. In the present study we aimed to investigate the probable effects of Vanillic acid (VA) on some physiological parameters including cerebral hyperemia, blood-brain barrier (BBB) disruption, anxiety behaviors and neurological deficits induced by bilateral occlusion of the common carotid arteries and reperfusion (BCCAO/R) in rats. Rats were randomly divided into four groups; Sham, BCCAO/R, VA and VA+ BCCAO/R. Chronic cerebral hypoperfusion was induced after 2 weeks of pretreatment by VA. Subsequently, sensorimotor scores, elevated plus maze tests, cerebral hyperemia, and BBB disruption were evaluated 72 h after 30 min of BCCAO. Pretreatment of rats by VA improved sensory motor signs, anxiolytic behavior in BCCAO/R rats compared with untreated rats (p < 0.05). Further, VA attenuated reactive hyperemia and BBB disruption in BCCAO/R rats compared with untreated rats (p < 0.01). To our knowledge, this study is the first to reveal VA could attenuate reactive hyperemia and improve BBB disruption following BCCAO/R, and could improve neurological scores and anxiety like behaviors in this model of cerebral hypoperfusion. These results suggest that VA could be a promising pretreatment agent in cerebral hypoperfusion.
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Affiliation(s)
- Seyed Esmaeil Khoshnam
- Department of Physiology, Faculty of Medicine, Physiology Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
| | - Yaghoob Farbood
- Department of Physiology, Faculty of Medicine, Physiology Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran.
| | - Hadi Fathi Moghaddam
- Department of Physiology, Faculty of Medicine, Physiology Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Alireza Sarkaki
- Department of Physiology, Faculty of Medicine, Physiology Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Mohammad Badavi
- Department of Physiology, Faculty of Medicine, Physiology Research Center, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
| | - Layasadat Khorsandi
- Cell & Molecular Research Center, Faculty of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran
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Pietrelli A, Matković L, Vacotto M, Lopez-Costa JJ, Basso N, Brusco A. Aerobic exercise upregulates the BDNF-Serotonin systems and improves the cognitive function in rats. Neurobiol Learn Mem 2018; 155:528-542. [PMID: 29800645 DOI: 10.1016/j.nlm.2018.05.007] [Citation(s) in RCA: 59] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/01/2017] [Revised: 04/20/2018] [Accepted: 05/16/2018] [Indexed: 01/10/2023]
Abstract
Aerobic exercise (AE) benefits brain health and behavior. Serotonin (5-HT) and brain-derived neurotrophic factor (BDNF) are known to mediate and shape cognitive processes. Both systems share some actions: BDNF is involved in the maturation and function of 5-HT neurons. In turn, 5-HT is involved in neuroplasticity phenomena mediated by BDNF and stimulated by exercise. The aim of this work was to study the long-term effects of AE on BDNF- 5-HT systems and cognitive function in rats at different ages. A lifelong moderate-intensity aerobic training program was designed, in which aerobically exercised (E) and sedentary control (C) rats were studied at middle (8 months) and old age (18 months) by means of biochemical, immunohistochemical and behavioral assays. The levels and expression of BDNF, 5-HT, serotonin transporter (SERT) and 5-HT1A receptor were determined in selected brain areas involved in memory and learning. Immunopositive cells to neuronal nuclear protein (NeuN) in the hippocampus CA1 area were also quantified. The cognitive function was evaluated by the object recognition test (ORT). Results indicate that AE enhanced spatial and non-spatial memory systems, modulated by age. This outcome temporarily correlated with a significant upregulation of cortical, hippocampal and striatal BDNF levels in parallel with an increase in the number of hippocampal CA1-mature neurons. AE also increased brain and raphe 5-HT levels, as well as the expression of SERT and 5-HT1A receptor in the cortex and hippocampus. Old AE rats showed a highly conserved response, indicating a remarkable protective effect of exercise on both systems. In summary, lifelong AE positively affects BDNF-5-HT systems, improves cognitive function and protects the brain against the deleterious effects of sedentary life and aging.
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Affiliation(s)
- A Pietrelli
- Universidad de Ciencias Empresariales y Sociales (UCES), Departamento de Investigación en Ciencia Básica, Buenos Aires, Argentina; CONICET-Universidad de Buenos Aires, Instituto de Biología Celular y Neurociencia (IBCN), Buenos Aires, Argentina.
| | - L Matković
- Universidad de Ciencias Empresariales y Sociales (UCES), Departamento de Investigación en Ciencia Básica, Buenos Aires, Argentina; Universidad de Buenos Aires, Facultad de Ciencias Exactas y Naturales, Departamento de Química Biológica, Buenos Aires, Argentina
| | - M Vacotto
- CONICET-Universidad de Buenos Aires, Instituto de Biología Celular y Neurociencia (IBCN), Buenos Aires, Argentina
| | - J J Lopez-Costa
- CONICET-Universidad de Buenos Aires, Instituto de Biología Celular y Neurociencia (IBCN), Buenos Aires, Argentina; Universidad de Buenos Aires, Facultad de Medicina, Departamento de Biología Celular, Histología, Embriología y Genética, Buenos Aires, Argentina
| | - N Basso
- CONICET-Universidad de Buenos Aires, Instituto de Fisiopatología Cardiovascular (INFICA), Buenos Aires, Argentina
| | - A Brusco
- CONICET-Universidad de Buenos Aires, Instituto de Biología Celular y Neurociencia (IBCN), Buenos Aires, Argentina; Universidad de Buenos Aires, Facultad de Medicina, Departamento de Biología Celular, Histología, Embriología y Genética, Buenos Aires, Argentina
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Pietrelli A, Di Nardo M, Masucci A, Brusco A, Basso N, Matkovic L. Lifelong Aerobic Exercise Reduces the Stress Response in Rats. Neuroscience 2018; 376:94-107. [DOI: 10.1016/j.neuroscience.2018.02.019] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/31/2017] [Revised: 02/08/2018] [Accepted: 02/11/2018] [Indexed: 02/07/2023]
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45
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Morgan JA, Singhal G, Corrigan F, Jaehne EJ, Jawahar MC, Baune BT. The effects of aerobic exercise on depression-like, anxiety-like, and cognition-like behaviours over the healthy adult lifespan of C57BL/6 mice. Behav Brain Res 2018; 337:193-203. [DOI: 10.1016/j.bbr.2017.09.022] [Citation(s) in RCA: 39] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2017] [Revised: 09/08/2017] [Accepted: 09/11/2017] [Indexed: 12/20/2022]
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Khoshnam SE, Sarkaki A, Khorsandi L, Winlow W, Badavi M, Moghaddam HF, Farbood Y. Vanillic acid attenuates effects of transient bilateral common carotid occlusion and reperfusion in rats. Biomed Pharmacother 2017; 96:667-674. [DOI: 10.1016/j.biopha.2017.10.052] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/05/2017] [Revised: 10/02/2017] [Accepted: 10/10/2017] [Indexed: 12/26/2022] Open
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Takillah S, Naudé J, Didienne S, Sebban C, Decros B, Schenker E, Spedding M, Mourot A, Mariani J, Faure P. Acute Stress Affects the Expression of Hippocampal Mu Oscillations in an Age-Dependent Manner. Front Aging Neurosci 2017; 9:295. [PMID: 29033825 PMCID: PMC5627040 DOI: 10.3389/fnagi.2017.00295] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/29/2017] [Accepted: 08/29/2017] [Indexed: 12/22/2022] Open
Abstract
Anxiolytic drugs are widely used in the elderly, a population particularly sensitive to stress. Stress, aging and anxiolytics all affect low-frequency oscillations in the hippocampus and prefrontal cortex (PFC) independently, but the interactions between these factors remain unclear. Here, we compared the effects of stress (elevated platform, EP) and anxiolytics (diazepam, DZP) on extracellular field potentials (EFP) in the PFC, parietal cortex and hippocampus (dorsal and ventral parts) of adult (8 months) and aged (18 months) Wistar rats. A potential source of confusion in the experimental studies in rodents comes from locomotion-related theta (6-12 Hz) oscillations, which may overshadow the direct effects of anxiety on low-frequency and especially on the high-amplitude oscillations in the Mu range (7-12 Hz), related to arousal. Animals were restrained to avoid any confound and isolate the direct effects of stress from theta oscillations related to stress-induced locomotion. We identified transient, high-amplitude oscillations in the 7-12 Hz range ("Mu-bursts") in the PFC, parietal cortex and only in the dorsal part of hippocampus. At rest, aged rats displayed more Mu-bursts than adults. Stress acted differently on Mu-bursts depending on age: it increases vs. decreases burst, in adult and aged animals, respectively. In contrast DZP (1 mg/kg) acted the same way in stressed adult and age animal: it decreased the occurrence of Mu-bursts, as well as their co-occurrence. This is consistent with DZP acting as a positive allosteric modulator of GABAA receptors, which globally potentiates inhibition and has anxiolytic effects. Overall, the effect of benzodiazepines on stressed animals was to restore Mu burst activity in adults but to strongly diminish them in aged rats. This work suggests Mu-bursts as a neural marker to study the impact of stress and DZP on age.
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Affiliation(s)
- Samir Takillah
- Team Neurophysiology and Behavior, Institut de Biologie Paris Seine (IBPS), UMR 8246 Neuroscience Paris Seine (NPS), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRS, INSERM, U1130Paris, France.,Team Brain Development, Repair and Ageing, Institut de Biologie Paris Seine (IBPS), UMR 8256 Biological Adaptation and Ageing (B2A), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRSParis, France.,APHP Hôpital Charles Foix, DHU Fast, Institut de la LongévitéIvry-sur-Seine, France.,Département Neurosciences et Contraintes Opérationnelles, Institut de Recherche Biomédicale des Armées (IRBA), Unité Fatigue et VigilanceBrétigny-sur-Orge, France.,EA7330 VIFASOM, Université Paris DescartesParis, France
| | - Jérémie Naudé
- Team Neurophysiology and Behavior, Institut de Biologie Paris Seine (IBPS), UMR 8246 Neuroscience Paris Seine (NPS), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRS, INSERM, U1130Paris, France
| | - Steve Didienne
- Team Neurophysiology and Behavior, Institut de Biologie Paris Seine (IBPS), UMR 8246 Neuroscience Paris Seine (NPS), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRS, INSERM, U1130Paris, France
| | - Claude Sebban
- Team Brain Development, Repair and Ageing, Institut de Biologie Paris Seine (IBPS), UMR 8256 Biological Adaptation and Ageing (B2A), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRSParis, France.,APHP Hôpital Charles Foix, DHU Fast, Institut de la LongévitéIvry-sur-Seine, France
| | - Brigitte Decros
- Team Brain Development, Repair and Ageing, Institut de Biologie Paris Seine (IBPS), UMR 8256 Biological Adaptation and Ageing (B2A), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRSParis, France.,APHP Hôpital Charles Foix, DHU Fast, Institut de la LongévitéIvry-sur-Seine, France
| | - Esther Schenker
- Neuroscience Drug Discovery Unit, Institut de Recherches ServierCroissy-sur-Seine, France
| | | | - Alexandre Mourot
- Team Neurophysiology and Behavior, Institut de Biologie Paris Seine (IBPS), UMR 8246 Neuroscience Paris Seine (NPS), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRS, INSERM, U1130Paris, France
| | - Jean Mariani
- Team Brain Development, Repair and Ageing, Institut de Biologie Paris Seine (IBPS), UMR 8256 Biological Adaptation and Ageing (B2A), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRSParis, France.,APHP Hôpital Charles Foix, DHU Fast, Institut de la LongévitéIvry-sur-Seine, France
| | - Philippe Faure
- Team Neurophysiology and Behavior, Institut de Biologie Paris Seine (IBPS), UMR 8246 Neuroscience Paris Seine (NPS), Sorbonne Universités, Université Pierre et Marie Curie (UPMC), CNRS, INSERM, U1130Paris, France
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Rezaei R, Nourshahi M, Khodagholi F, Haghparast A, Nasoohi S, Bigdeli M, Ashabi G. Differential impact of treadmill training on stroke-induced neurological disorders. Brain Inj 2017; 31:1910-1917. [DOI: 10.1080/02699052.2017.1346287] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
Affiliation(s)
- Rasoul Rezaei
- Department of Sport Physiology, Faculty of Physical Education and Sport Sciences, Shahid Beheshti University, G.C., Evin 198396113, Tehran, Iran
| | - Maryam Nourshahi
- Department of Sport Physiology, Faculty of Physical Education and Sport Sciences, Shahid Beheshti University, G.C., Evin 198396113, Tehran, Iran
| | - Fariba Khodagholi
- Neuroscience Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
| | - Abbas Haghparast
- Neuroscience Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
| | - Sanaz Nasoohi
- Neuroscience Research Center, Shahid Beheshti University of Medical Sciences, Tehran, Iran
| | | | - Ghorbangol Ashabi
- Department of Physiology, Faculty of Medicine, Tehran University of Medical Sciences, Tehran, Iran
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Hajizade Ghonsulakandi S, Sheikh M, Dehghan Shasaltaneh M, Chopani S, Naghdi N. The Association Between Effective Dose of Magnesium and Mild Compulsive Exercise on Spatial Learning, Memory, and Motor Activity of Adult Male Rats. Biol Trace Elem Res 2017; 178:235-245. [PMID: 28124215 DOI: 10.1007/s12011-016-0916-8] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/18/2016] [Accepted: 12/14/2016] [Indexed: 12/17/2022]
Abstract
One of the most important survival mechanisms is learning and memory processes. To emphasize the role of physical exercises and magnesium (Mg) in improvement of cognitive performance, we planned to investigate the effect of Mg and mild compulsive exercise on spatial learning and memory of adult male rats. Accordingly, we divided male Wistar rats into four groups: (I) control, (II) Mg treatment, (III) exercise, and (IV) Mg-exercise in the different dosages of Mg (0.5, 1, 1.5, and 2 mmol/kbw) were injected in the form of gavage during 1 week. Also, 1-week mild running on treadmill was used for exercise treatment. The Morris water maze (MWM) test and open field tool were used to evaluate spatial learning, memory, and motor activity, respectively. Our results clearly showed that 1 mmol/kbw Mg was applied as an effective dosage. Strikingly, 1-week mild exercise on treadmill had no significant effect on spatial motor activity, learning, and memory. Feeding 1 mmol/kbw Mg for a week showed a significant difference in learning and exploration stages. Compared to control animals, these results reveal exercise and Mg simultaneously had effect on learning and reminding. As a consequence, although mild exercise had no effect on motor activity and memory, Mg intake improved spatial learning, memory, and locomotor activity. The Mg feeding could be a promising supplemental treatment in the neurodegenerative disease. It is worthwhile to mention consumption of Mg leads to enhancement of memory, so animals find the hidden platform with the highest velocity.
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Affiliation(s)
| | - Mahmuod Sheikh
- Department of Physical Education, Sport Faculty, University of Tehran, Tehran, Iran
| | - Marzieh Dehghan Shasaltaneh
- Laboratory of Neuro-organic Chemistry, Institute of Biochemistry and Biophysics (IBB), University of Tehran, Tehran, Iran
| | - Samira Chopani
- Physiology and Pharmacology Department, Pasteur Institute of Iran, Tehran, Iran
| | - Nasser Naghdi
- Physiology and Pharmacology Department, Pasteur Institute of Iran, Tehran, Iran.
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Okudan N, Belviranlı M. Long-term voluntary exercise prevents post-weaning social isolation-induced cognitive impairment in rats. Neuroscience 2017; 360:1-8. [PMID: 28757245 DOI: 10.1016/j.neuroscience.2017.07.045] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/05/2016] [Revised: 07/18/2017] [Accepted: 07/19/2017] [Indexed: 01/29/2023]
Abstract
This study aimed to determine the effect of exercise on locomotion, anxiety-related behavior, learning, and memory in socially isolated post-weaning rats, as well as the correlation between exercise and the concentration of brain-derived neurotrophic factor (BDNF) and nerve growth factor (NGF) in the hippocampus. Rats were randomly assigned to three groups: the control group; the social isolation group; the social isolation plus exercise (SIE) group. Social isolation conditions, with or without exercise were maintained for 90d, and then multiple behavioral tests, including the open-field test, elevated plus maze test, and Morris water maze (MWM) test were administered. Following behavioral assessment, hippocampal tissue samples were obtained for measurement of BDNF and NGF. There wasn't a significant difference in locomotor activity between the groups (P>0.05). Anxiety scores were higher in the socially isolated group (P<0.05) than in the SIE group (P<0.05). According to the probe trial session of the MWM test results, exercise training improved platform crossings' number in the socially isolated rats (P<0.05). Exercise training ameliorated social isolation-induced reduction in hippocampal BDNF and NGF content (P<0.05). These findings suggest that exercise training improves cognitive functions via increasing hippocampal BDNF and NGF concentrations in socially isolated post-weaning rats.
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Affiliation(s)
- Nilsel Okudan
- Selçuk University, School of Medicine, Department of Physiology, Konya, Turkey
| | - Muaz Belviranlı
- Selçuk University, School of Medicine, Department of Physiology, Konya, Turkey.
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