Motoi Kuwahara

ORCID: 0009-0003-4955-1479
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About
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Research Areas
  • Peripheral Neuropathies and Disorders
  • Hereditary Neurological Disorders
  • Myasthenia Gravis and Thymoma
  • Autoimmune Neurological Disorders and Treatments
  • Multiple Sclerosis Research Studies
  • Monoclonal and Polyclonal Antibodies Research
  • Nerve injury and regeneration
  • Long-Term Effects of COVID-19
  • Cancer Treatment and Pharmacology
  • Peripheral Nerve Disorders
  • Complement system in diseases
  • Autoimmune Bullous Skin Diseases
  • Multiple Myeloma Research and Treatments
  • Parkinson's Disease Mechanisms and Treatments
  • Nuclear Receptors and Signaling
  • T-cell and B-cell Immunology
  • Pain Mechanisms and Treatments
  • Systemic Lupus Erythematosus Research
  • Neurological diseases and metabolism
  • Whipple's Disease and Interleukins
  • Adenosine and Purinergic Signaling
  • Neurological Disease Mechanisms and Treatments
  • Pharmacological Effects of Natural Compounds
  • Takotsubo Cardiomyopathy and Associated Phenomena
  • Melanoma and MAPK Pathways

Kindai University
2015-2025

Yamaguchi University
2023

Aarhus University Hospital
2022-2023

Japan Community Healthcare Organization
2023

Erasmus MC
2022

To investigate anti-neurofascin 155 (NF155) antibody-positive chronic inflammatory demyelinating polyneuropathy (CIDP).Sera from 50 consecutive CIDP patients diagnosed in our clinic, 32 with multiple sclerosis, 40 other neuropathies including 26 Guillain-Barré syndrome (GBS)/Fisher syndrome, and 30 healthy controls were measured for anti-NF antibodies by flow cytometry using HEK293 cell lines stably expressing human NF155 or NF186. Four additional anti-NF155 referred clinics enrolled...

10.1002/acn3.248 article EN cc-by-nc-nd Annals of Clinical and Translational Neurology 2015-09-11
Sonja E. Leonhard Annemiek A. van der Eijk Henning Andersen Giovanni Antonini Samuel Arends and 95 more Shahram Attarian Fábio Barroso Kathleen Bateman Manou R. Batstra Luana Benedetti Bianca van den Berg Peter Van den Bergh Jan Bürmann Mark Busby Carlos Casasnovas David R. Cornblath Amy Davidson Alex Y. Doets Pieter A. van Doorn Charlotte Dornonville de la Cour Thomas E. Feasby Janev Fehmi Tania García‐Sobrino Jonathan Goldstein Kenneth C. Gorson Volkan Granit Robert D. M. Hadden Thomas Harbo Hans‐Peter Hartung Imran Hasan Jakob Vormstrup Holbech James K. L. Holt Israt Jahan Zhahirul Islam Summer Karafiath Hans Katzberg R. P. Kleyweg Noah Kolb Krista Kuitwaard Motoi Kuwahara Susumu Kusunoki Linda W.G. Luijten Satoshi Kuwabara Edward Pan Helmar C. Lehmann Marijke Maas L. Aguilar James Miller Quazi Deen Mohammad Soledad Monges Velina Nedkova-Hristova Eduardo Nobile‐Orazio J. Marín Pardo Yann Péréon Luís Querol Ricardo Reisin Wouter van Rijs Simon Rinaldi Rhys Roberts Joyce Roodbol Nortina Shahrizaila Søren H. Sindrup Beth Stein Tan Cheng-Yin Hatice Tankişi Anne P. Tio‐Gillen María J. Sedano Tous Christine Verboon Frédérique H Vermeij Leo H. Visser Ruth Huizinga Hugh J. Willison Bart C. Jacobs Richard AC Hughes L.C. de Koning Melissa R. Mandarakas M. van Woerkom Stephen Reddel Isabel Illa Yuzhong Wang Efthimios Dardiotis Sung‐Tsang Hsieh Christa Walgaard Waqar Waheed Mazen M. Dimachkie Badrul Islam J.M. Addington Senda Ajroud‐Driss Umesh A. Badrising I.R. Bella T. E. Bertoríni R. Bhavaraju-Sanka Thomas H. Brannagan Chiara Briani S. Butterworth Guido Cavaletti Chi‐Chao Chao Kristl G. Claeys M.E. Conti Jeremy Cosgrove

<h3>Background and Objectives</h3> Infections play a key role in the development of Guillain-Barré syndrome (GBS) have been associated with specific clinical features disease severity. The variation GBS across geographical regions has suggested to be related differences distribution preceding infections, but this not studied on large scale. <h3>Methods</h3> We analyzed first 1,000 patients included International Outcome Study available biosamples (n = 768) for presence recent infection...

10.1212/wnl.0000000000200885 article EN Neurology 2022-08-18

Background Neuralgic amyotrophy (NA) is a distinct peripheral nervous system disorder characterized by attacks of acute neuropathic pain and rapid multifocal weakness atrophy unilaterally in the upper limb. The current hypothesis that episodes are caused an immune-mediated response to brachial plexus, however, therapeutic strategies for NA have not been well established. Methods Results We retrospectively reviewed 15 case series NA; 10 patients received intravenous immunoglobulin (IVIg) with...

10.2169/internalmedicine.51.7049 article EN other-oa Internal Medicine 2012-01-01

To clarify the differences in clinical characteristics between anti-GQ1b antibody-positive and antibody-negative Bickerstaff brainstem encephalitis (BBE).We compared 73 BBE cases with 10 cases. Their information sera were collected from various hospitals throughout Japan 2014 2017. The antibody was examined each serum sample by ELISA.We identified distinctive findings of cases: (1) upper respiratory infection sensory disturbance more common, (2) cell count or protein concentration lower CSF,...

10.1212/nxi.0000000000000889 article EN cc-by-nc-nd Neurology Neuroimmunology & Neuroinflammation 2020-09-16

Guillain-Barré syndrome (GBS) is an acute, self-limited, immune-mediated peripheral neuropathy. Current treatments for GBS include intravenous immunoglobulin (IVIg) and plasma exchange, which may not sufficiently benefit severely affected patients. This study evaluated the efficacy safety of eculizumab add-on therapy to IVIg (standard-of-care treatment) in patients with severe GBS.

10.1111/jns.12646 article EN cc-by Journal of the Peripheral Nervous System 2024-07-10

To investigate the relationship between antibody reactivities against glycolipid complexes and clinical features in Miller Fisher syndrome (MFS), Bickerstaff brainstem encephalitis (BBE), Guillain-Barré with ophthalmoplegia (GBS-OP).Using glycoarray, antibodies 10 antigens (GM1, GM2, GM4, GD1a, GD1b, GQ1b, galactocerebroside, lactosylceramide, GA1, sulfatide) 45 consisting 2 of glycolipids were examined sera 63 patients GBS-OP, 37 MFS, 27 BBE.Antibodies to containing GQ1b identified 73%...

10.1212/nxi.0000000000000501 article EN cc-by-nc-nd Neurology Neuroimmunology & Neuroinflammation 2018-09-11
Robin C.M. Thomma Susan K. Halstead L.C. de Koning Evelin E J A Wiegers Dawn Gourlay and 95 more Anne P. Tio‐Gillen Wouter van Rijs Henning Andersen Giovanni Antonini Samuel Arends Shahram Attarian Fábio Barroso Kathleen Bateman Luana Benedetti Peter Van den Bergh Jan Bürmann Mark Busby Carlos Casasnovas Efthimios Dardiotis Amy Davidson Thomas E. Feasby Janev Fehmi Giuliana Galassi Tania García‐Sobrino Volkan Granit Gerardo Gutiérrez‐Gutiérrez Robert D. M. Hadden Thomas Harbo Hans‐Peter Hartung Imran Hasan James Holt Zhahirul Islam Summer Karafiath Hans Katzberg Noah Kolb Susumu Kusunoki Satoshi Kuwabara Motoi Kuwahara Helmar C. Lehmann Sonja E. Leonhard L. Aguilar Soledad Monges Eduardo Nobile‐Orazio Julio Pardo Yann Péréon Luís Querol Ricardo Reisin Simon Rinaldi Paolo Ripellino Rhys Roberts Olivier Scheidegger Nortina Shahrizaila Kazim A. Sheikh Nicholas J. Silvestri Søren H. Sindrup Beth Stein Cheng‐Yin Tan Hatice Tankişi Leo H. Visser Waqar Waheed Ruth Huizinga Olivier Scheidegger Hugh J. Willison Jean Addington Senda Ajroud‐Driss Henning Andersen Giovanni Antonini Suzanne Arends S. Attarian Umesh A. Badrising Claudia Balducci Fábio Barroso Kevin P. Bateman I.R. Bella Luana Benedetti Benno van den Berg Peter Van den Bergh T. E. Bertoríni Ratna Bhavaraju‐Sanka Federica Bozzano Thomas H. Brannagan Chiara Briani J. Bürmann Mark Busby S. Butterworth Giovanna Capodivento Carlos Casasnovas Guido Cavaletti Chi‐Chao Chao Shiping Chen Elisa Cisneros Kristl G. Claeys M E Conti David R. Cornblath Jeremy Cosgrove M. C. Dalakas Philip Van Damme Efthimios Dardiotis Andrew R. Davidson Gert W. van Dijk

Abstract Guillain-Barré syndrome is an acute polyradiculoneuropathy in which preceding infections often elicit the production of antibodies that target peripheral nerve antigens, principally gangliosides. Anti-ganglioside are thought to play a key role clinical diversity disease and can be helpful practice. Extensive research into associations individual anti-ganglioside antibody specificities has been performed. Recent highlighted glycolipid complexes, combinations may alter binding, as...

10.1093/brain/awaf102 article EN cc-by-nc Brain 2025-03-17

LM1 is the predominant glycolipid in human peripheral nerve myelin and antibodies to LM1-containing ganglioside complexes are detected some patients with chronic inflammatory demyelinating polyneuropathy (CIDP). The clinical features of such have not yet been investigated.Serum LM1, a mixture GM1 (GM1/LM1), that GD1b (GD1b/LM1) were examined 75 consecutive CIDP. CIDP present series those previous reports investigated compared antibody-negative patients.Of CIDP, two had three anti-GM1/LM1...

10.1136/jnnp-2012-303440 article EN Journal of Neurology Neurosurgery & Psychiatry 2012-11-08

ABSTRACT Introduction Neurofascin155 (NF155) is a target antigen for autoantibodies in subset of chronic inflammatory demyelinating polyneuropathy (CIDP). Methods We report the cases 4 patients with anti‐NF155 immunoglobulin G4 (IgG4) antibody‐positive CIDP who underwent sural nerve biopsies. Results All were relatively young at onset. Three experienced tremors, and 2 had severe ataxia. Although response to intravenous was poor all patients, plasma exchange corticosteroids least partially...

10.1002/mus.25757 article EN Muscle & Nerve 2017-08-10

We examined the clinical and serologic features of Guillain-Barré syndrome (GBS)-related diseases (GBSRDs), including GBS, Fisher (FS), Bickerstaff brainstem encephalitis (BBE), after influenza virus infection (GBSRD-I) to reveal potential underlying autoimmune mechanisms.We retrospectively investigated presence antiglycolipid antibodies against 11 glycolipids 63 patients with GBSRD-I. Autoantibody profiles were compared those 82 GBSRDs Campylobacter jejuni (GBSRD-C).The anti-GQ1b...

10.1212/nxi.0000000000000575 article EN cc-by-nc-nd Neurology Neuroimmunology & Neuroinflammation 2019-05-22

Spastic paraplegia 30 is a recently established autosomal recessive disease characterized by complex form of spastic associated with neuropathy. Homozygous mutations KIF1A reportedly lead to hereditary or sensory and autonomic neuropathy type 2 (HSAN2), whereas heterozygous can cause nonsyndromic syndromic intellectual disability (MRD9). Here we report the case 37-year-old female who presented gait disturbance complicated moyamoya disease.The patient exhibited hypotonia during infancy, after...

10.1016/j.ensci.2018.11.026 article EN cc-by-nc-nd eNeurologicalSci 2018-11-22

Deposition of myelin-associated glycoprotein (MAG) immunoglobulin M (IgM) antibodies in the sural nerve is a key feature anti-MAG neuropathy. Whether blood-nerve barrier (BNB) disrupted neuropathy remains elusive.We aimed to evaluate effect sera from at molecular level using our vitro human BNB model and observe change endothelial cells neuropathy.Diluted patients with (n = 16), monoclonal gammopathies undetermined significance (MGUS) 7), amyotrophic lateral sclerosis (ALS, n 10), healthy...

10.1212/nxi.0000000000200086 article EN cc-by-nc-nd Neurology Neuroimmunology & Neuroinflammation 2023-02-21

Complement is involved in the pathogenesis of neuroimmune disease, but detailed pathological roles complement pathway remain incompletely understood. Recently, eculizumab, a humanized anti-C5 monoclonal antibody, has been clinically applied against diseases such as myasthenia gravis and neuromyelitis optica spectrum disorders (NMOSD). Clinical application eculizumab also being investigated for another Guillain-Barré syndrome (GBS). However, while effectiveness NMOSD extremely high many...

10.3389/fimmu.2023.1090548 article EN cc-by Frontiers in Immunology 2023-03-03

Cerebellar ataxia, neuropathy, and vestibular areflexia syndrome (CANVAS) has recently been attributed to biallelic repeat expansions in RFC1. More recently, the disease entity expanded atypical phenotypes, including chronic neuropathy without cerebellar ataxia or areflexia. Very RFC1 were found patients with Sjögren who had that did not respond immunotherapy. In this study was examined 240 acute neuropathies, 105 Guillain-Barré Miller Fisher syndrome, 76 inflammatory demyelinating...

10.1038/s41598-023-45011-8 article EN cc-by Scientific Reports 2023-10-18
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