Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”

Neuropsychiatric disorders (NPDs) have multiple etiological factors, mainly genetic background, environmental conditions and immunological factors. The host immune responses play a pivotal role in various physiological and pathophysiological process. In NPDs, inflammatory immune responses have shown...

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Main Authors: Amir Abdoli, Ali Taghipour, Majid Pirestani, Mirza Ali Mofazzal Jahromi, Abazar Roustazadeh, Hamed Mir, Hoda Mirzaian Ardakani, Azra Kenarkoohi, Shahab Falahi, Mahdi Karimi
Format: Article
Language:English
Published: Elsevier 2020-12-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844020324889
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author Amir Abdoli
Ali Taghipour
Majid Pirestani
Mirza Ali Mofazzal Jahromi
Abazar Roustazadeh
Hamed Mir
Hoda Mirzaian Ardakani
Azra Kenarkoohi
Shahab Falahi
Mahdi Karimi
author_facet Amir Abdoli
Ali Taghipour
Majid Pirestani
Mirza Ali Mofazzal Jahromi
Abazar Roustazadeh
Hamed Mir
Hoda Mirzaian Ardakani
Azra Kenarkoohi
Shahab Falahi
Mahdi Karimi
author_sort Amir Abdoli
collection DOAJ
description Neuropsychiatric disorders (NPDs) have multiple etiological factors, mainly genetic background, environmental conditions and immunological factors. The host immune responses play a pivotal role in various physiological and pathophysiological process. In NPDs, inflammatory immune responses have shown to be involved in diseases severity and treatment outcome. Inflammatory cytokines and chemokines are involved in various neurobiological pathways, such as GABAergic signaling and neurotransmitter synthesis. Infectious agents are among the major amplifier of inflammatory reactions, hence, have an indirect role in the pathogenesis of NPDs. As such, some infections directly affect the central nervous system (CNS) and alter the genes that involved in neurobiological pathways and NPDs. Interestingly, the most of infectious agents that involved in NPDs (e.g., Toxoplasma gondii, cytomegalovirus and herpes simplex virus) is latent (asymptomatic) and co-or-multiple infection of them are common. Nonetheless, the role of co-or-multiple infection in the pathogenesis of NPDs has not deeply investigated. Evidences indicate that co-or-multiple infection synergically augment the level of inflammatory reactions and have more severe outcomes than single infection. Hence, it is plausible that co-or-multiple infections can increase the risk and/or pathogenesis of NPDs. Further understanding about the role of co-or-multiple infections can offer new insights about the etiology, treatment and prevention of NPDs. Likewise, therapy based on anti-infective and anti-inflammatory agents could be a promising therapeutic option as an adjuvant for treatment of NPDs.
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spelling doaj.art-fa0ff593a1ff45e29a716eb774b94fec2022-12-21T17:24:35ZengElsevierHeliyon2405-84402020-12-01612e05645Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”Amir Abdoli0Ali Taghipour1Majid Pirestani2Mirza Ali Mofazzal Jahromi3Abazar Roustazadeh4Hamed Mir5Hoda Mirzaian Ardakani6Azra Kenarkoohi7Shahab Falahi8Mahdi Karimi9Department of Parasitology and Mycology, School of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran; Zoonoses Research Center, Jahrom University of Medical Sciences, Jahrom, Iran; Corresponding author.Department of Parasitology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, IranDepartment of Parasitology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, IranDepartment of Advanced Medical Sciences & Technologies, School of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran; Department of Laboratory Sciences, School of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran; Research Center for Noncommunicable Diseases, School of Medicine, Jahrom University of Medical Sciences, Jahrom, IranDepartment of Advanced Medical Sciences & Technologies, School of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran; Research Center for Noncommunicable Diseases, School of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran; Department of Clinical Biochemistry, School of Medicine, Jahrom University of Medical Sciences, Jahrom, IranResearch Center for Noncommunicable Diseases, School of Medicine, Jahrom University of Medical Sciences, Jahrom, Iran; Department of Clinical Biochemistry, School of Medicine, Jahrom University of Medical Sciences, Jahrom, IranDepartment of Parasitology, Faculty of Medical Sciences, Tarbiat Modares University, Tehran, IranDepartment of Microbiology, Faculty of Medicine, Ilam University of Medical Sciences, Ilam, IranZoonotic Diseases Research Center, Ilam University of Medical Sciences, Ilam, IranCellular and Molecular Research Center, Iran University of Medical Sciences, Tehran, Iran; Department of Medical Nanotechnology, Faculty of Advanced Technologies in Medicine, Iran University of Medical Sciences, Tehran, Iran; Advances Nanobiotechnology and Nanomedicine Research Group (ANNRG), Iran University of Medical Sciences, Tehran, IranNeuropsychiatric disorders (NPDs) have multiple etiological factors, mainly genetic background, environmental conditions and immunological factors. The host immune responses play a pivotal role in various physiological and pathophysiological process. In NPDs, inflammatory immune responses have shown to be involved in diseases severity and treatment outcome. Inflammatory cytokines and chemokines are involved in various neurobiological pathways, such as GABAergic signaling and neurotransmitter synthesis. Infectious agents are among the major amplifier of inflammatory reactions, hence, have an indirect role in the pathogenesis of NPDs. As such, some infections directly affect the central nervous system (CNS) and alter the genes that involved in neurobiological pathways and NPDs. Interestingly, the most of infectious agents that involved in NPDs (e.g., Toxoplasma gondii, cytomegalovirus and herpes simplex virus) is latent (asymptomatic) and co-or-multiple infection of them are common. Nonetheless, the role of co-or-multiple infection in the pathogenesis of NPDs has not deeply investigated. Evidences indicate that co-or-multiple infection synergically augment the level of inflammatory reactions and have more severe outcomes than single infection. Hence, it is plausible that co-or-multiple infections can increase the risk and/or pathogenesis of NPDs. Further understanding about the role of co-or-multiple infections can offer new insights about the etiology, treatment and prevention of NPDs. Likewise, therapy based on anti-infective and anti-inflammatory agents could be a promising therapeutic option as an adjuvant for treatment of NPDs.http://www.sciencedirect.com/science/article/pii/S2405844020324889InfectionInflammationNeuropsychiatric disordersCo-infectionImmunologyMicrobiology
spellingShingle Amir Abdoli
Ali Taghipour
Majid Pirestani
Mirza Ali Mofazzal Jahromi
Abazar Roustazadeh
Hamed Mir
Hoda Mirzaian Ardakani
Azra Kenarkoohi
Shahab Falahi
Mahdi Karimi
Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”
Heliyon
Infection
Inflammation
Neuropsychiatric disorders
Co-infection
Immunology
Microbiology
title Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”
title_full Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”
title_fullStr Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”
title_full_unstemmed Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”
title_short Infections, inflammation, and risk of neuropsychiatric disorders: the neglected role of “co-infection”
title_sort infections inflammation and risk of neuropsychiatric disorders the neglected role of co infection
topic Infection
Inflammation
Neuropsychiatric disorders
Co-infection
Immunology
Microbiology
url http://www.sciencedirect.com/science/article/pii/S2405844020324889
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