Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy

Abstract Immune inflammation has long been implicated in the pathogenesis of schizophrenia. Despite as a rapid and effective physical therapy, the role of immune inflammation in electroconvulsive therapy (ECT) for schizophrenia remains elusive. The neutrophils to lymphocytes (NLR), platelets to mono...

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Main Authors: Yu Wang, Guangfa Wang, Muxin Gong, Yujing Yang, Yuru Ling, Xinyu Fang, Tingting Zhu, Zixu Wang, Xiangrong Zhang, Caiyi Zhang
Format: Article
Language:English
Published: BMC 2024-01-01
Series:BMC Psychiatry
Subjects:
Online Access:https://doi.org/10.1186/s12888-023-05469-2
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author Yu Wang
Guangfa Wang
Muxin Gong
Yujing Yang
Yuru Ling
Xinyu Fang
Tingting Zhu
Zixu Wang
Xiangrong Zhang
Caiyi Zhang
author_facet Yu Wang
Guangfa Wang
Muxin Gong
Yujing Yang
Yuru Ling
Xinyu Fang
Tingting Zhu
Zixu Wang
Xiangrong Zhang
Caiyi Zhang
author_sort Yu Wang
collection DOAJ
description Abstract Immune inflammation has long been implicated in the pathogenesis of schizophrenia. Despite as a rapid and effective physical therapy, the role of immune inflammation in electroconvulsive therapy (ECT) for schizophrenia remains elusive. The neutrophils to lymphocytes (NLR), platelets to monocytes (PLR) and monocytes to lymphocytes (MLR) are inexpensive and accessible biomarkers of systemic inflammation. In this study, 70 schizophrenia patients and 70 age- and sex-matched healthy controls were recruited. The systemic inflammatory biomarkers were measured before and after ECT. Our results indicated schizophrenia had significantly higher peripheral NLR, PLR and MLR compared to health controls at baseline, while lymphocytes did not differ. After 6 ECT, the psychiatric symptoms were significantly improved, as demonstrated by the Positive and Negative Syndrome Scale (PANSS). However, there was a decline in cognitive function scores, as indicated by the Mini-Mental State Examination (MMSE). Notably, the neutrophils and NLR were significantly reduced following ECT. Although lymphocytes remained unchanged following ECT, responders had significantly higher lymphocytes compared to non-responders. Moreover, the linear regression analyses revealed that higher lymphocytes served as a predictor of larger improvement in positive symptom following ECT. Overall, our findings further highlighted the presence of systemic inflammation in schizophrenia patients, and that ECT may exert a therapeutic effect in part by attenuating systemic inflammation. Further research may therefore lead to new treatment strategies for schizophrenia targeting the immune system.
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spelling doaj.art-4a35a42b67b7468dae4e88a1d9de5b302024-01-21T12:29:48ZengBMCBMC Psychiatry1471-244X2024-01-012411810.1186/s12888-023-05469-2Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacyYu Wang0Guangfa Wang1Muxin Gong2Yujing Yang3Yuru Ling4Xinyu Fang5Tingting Zhu6Zixu Wang7Xiangrong Zhang8Caiyi Zhang9Department of Geriatric Psychiatry, The Affiliated Brain Hospital of Nanjing Medical UniversityThe Affiliated Xuzhou Oriental Hospital of Xuzhou Medical UniversityThe Affiliated Xuzhou Oriental Hospital of Xuzhou Medical UniversityThe Affiliated Xuzhou Oriental Hospital of Xuzhou Medical UniversityDepartment of Geriatric Psychiatry, The Affiliated Brain Hospital of Nanjing Medical UniversityDepartment of Geriatric Psychiatry, The Affiliated Brain Hospital of Nanjing Medical UniversityDepartment of Geriatric Psychiatry, The Affiliated Brain Hospital of Nanjing Medical UniversityDepartment of Geriatric Psychiatry, The Affiliated Brain Hospital of Nanjing Medical UniversityDepartment of Geriatric Psychiatry, The Affiliated Brain Hospital of Nanjing Medical UniversityThe Affiliated Xuzhou Oriental Hospital of Xuzhou Medical UniversityAbstract Immune inflammation has long been implicated in the pathogenesis of schizophrenia. Despite as a rapid and effective physical therapy, the role of immune inflammation in electroconvulsive therapy (ECT) for schizophrenia remains elusive. The neutrophils to lymphocytes (NLR), platelets to monocytes (PLR) and monocytes to lymphocytes (MLR) are inexpensive and accessible biomarkers of systemic inflammation. In this study, 70 schizophrenia patients and 70 age- and sex-matched healthy controls were recruited. The systemic inflammatory biomarkers were measured before and after ECT. Our results indicated schizophrenia had significantly higher peripheral NLR, PLR and MLR compared to health controls at baseline, while lymphocytes did not differ. After 6 ECT, the psychiatric symptoms were significantly improved, as demonstrated by the Positive and Negative Syndrome Scale (PANSS). However, there was a decline in cognitive function scores, as indicated by the Mini-Mental State Examination (MMSE). Notably, the neutrophils and NLR were significantly reduced following ECT. Although lymphocytes remained unchanged following ECT, responders had significantly higher lymphocytes compared to non-responders. Moreover, the linear regression analyses revealed that higher lymphocytes served as a predictor of larger improvement in positive symptom following ECT. Overall, our findings further highlighted the presence of systemic inflammation in schizophrenia patients, and that ECT may exert a therapeutic effect in part by attenuating systemic inflammation. Further research may therefore lead to new treatment strategies for schizophrenia targeting the immune system.https://doi.org/10.1186/s12888-023-05469-2SchizophreniaElectroconvulsive therapyInflammationNeutrophilsLymphocytesNLR
spellingShingle Yu Wang
Guangfa Wang
Muxin Gong
Yujing Yang
Yuru Ling
Xinyu Fang
Tingting Zhu
Zixu Wang
Xiangrong Zhang
Caiyi Zhang
Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy
BMC Psychiatry
Schizophrenia
Electroconvulsive therapy
Inflammation
Neutrophils
Lymphocytes
NLR
title Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy
title_full Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy
title_fullStr Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy
title_full_unstemmed Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy
title_short Systemic inflammatory biomarkers in Schizophrenia are changed by ECT administration and related to the treatment efficacy
title_sort systemic inflammatory biomarkers in schizophrenia are changed by ect administration and related to the treatment efficacy
topic Schizophrenia
Electroconvulsive therapy
Inflammation
Neutrophils
Lymphocytes
NLR
url https://doi.org/10.1186/s12888-023-05469-2
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