Norio Chihara

2.9k total citations · 1 hit paper
46 papers, 1.4k citations indexed

About

Norio Chihara is a scholar working on Pathology and Forensic Medicine, Neurology and Molecular Biology. According to data from OpenAlex, Norio Chihara has authored 46 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Pathology and Forensic Medicine, 19 papers in Neurology and 12 papers in Molecular Biology. Recurrent topics in Norio Chihara's work include Multiple Sclerosis Research Studies (19 papers), Peripheral Neuropathies and Disorders (14 papers) and Autoimmune Neurological Disorders and Treatments (7 papers). Norio Chihara is often cited by papers focused on Multiple Sclerosis Research Studies (19 papers), Peripheral Neuropathies and Disorders (14 papers) and Autoimmune Neurological Disorders and Treatments (7 papers). Norio Chihara collaborates with scholars based in Japan, United States and Germany. Norio Chihara's co-authors include Takashi Yamamura, Sachiko Miyake, Wakiro Sato, Takako Matsuoka, Masakazu Nakamura, Tomoko Okamoto, Toshimasa Aranami, Tatsushi Toda, Kenshiro Oshima and Wataru Suda and has published in prestigious journals such as Proceedings of the National Academy of Sciences, The Journal of Experimental Medicine and SHILAP Revista de lepidopterología.

In The Last Decade

Norio Chihara

44 papers receiving 1.3k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Dysbiosis in the Gut Microbiota of Patients with Multiple Sclerosis, with a Striking Depletion of Species Belonging to Clostridia XIVa and IV Clusters

2015 593 citations Sachiko Miyake, Masakazu Nakamura et al. PLoS ONE profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Norio Chihara Japan	12	590	492	388	336	163	46	1.4k
Fiona C. McKay Australia	19	212 0.4×	210 0.4×	114 0.3×	314 0.9×	239 1.5×	33	1.1k
Johan Öckinger Sweden	13	774 1.3×	122 0.2×	41 0.1×	391 1.2×	63 0.4×	18	1.2k
Anna Christine Nilsson Denmark	18	157 0.3×	203 0.4×	308 0.8×	134 0.4×	219 1.3×	66	792
Gary Birnbaum United States	22	236 0.4×	491 1.0×	306 0.8×	337 1.0×	84 0.5×	59	1.2k
Giusi Prencipe Italy	22	484 0.8×	109 0.2×	102 0.3×	786 2.3×	288 1.8×	58	1.8k
E. Merelli Italy	17	141 0.2×	596 1.2×	430 1.1×	89 0.3×	105 0.6×	51	1.2k
Magnus Hansson Sweden	22	281 0.5×	115 0.2×	71 0.2×	560 1.7×	290 1.8×	42	1.6k
Ana Leda F. Longhini Brazil	20	265 0.4×	187 0.4×	54 0.1×	314 0.9×	51 0.3×	42	934
Ingrid E. Gienapp United States	19	208 0.4×	244 0.5×	57 0.1×	1.0k 3.0×	43 0.3×	31	1.5k
Christophe Malcus France	24	283 0.5×	87 0.2×	95 0.2×	933 2.8×	114 0.7×	52	1.8k

Countries citing papers authored by Norio Chihara

Since Specialization

Citations

This map shows the geographic impact of Norio Chihara's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Norio Chihara with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Norio Chihara more than expected).

Fields of papers citing papers by Norio Chihara

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Norio Chihara. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Norio Chihara. The network helps show where Norio Chihara may publish in the future.

Co-authorship network of co-authors of Norio Chihara

This figure shows the co-authorship network connecting the top 25 collaborators of Norio Chihara. A scholar is included among the top collaborators of Norio Chihara based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Norio Chihara. Norio Chihara is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Fujihara, Kazuo, Noriko Isobe, Katsuichi Miyamoto, et al.. (2025). Effectiveness of satralizumab in a real-world clinical setting in Japan: Interleukin-6 receptor inhibition in neuromyelitis optica spectrum disorder: A six-month interim analysis of a multicenter medical chart review. Multiple Sclerosis and Related Disorders. 98. 106384–106384. 2 indexed citations

Yokobori, Shoji, Tomoaki Yatabe, Yutaka Kondo, et al.. (2025). Intravenous branched-chain amino acid administration for the acute treatment of hepatic encephalopathy: a systematic review and meta-analysis. Journal of Intensive Care. 13(1). 2–2. 1 indexed citations

Matsuoka, Takako, M. Araki, Youwei Lin, et al.. (2023). Long-term Effects of IL-6 Receptor Blockade Therapy on Regulatory Lymphocytes and Neutrophils in Neuromyelitis Optica Spectrum Disorder. Neurology Neuroimmunology & Neuroinflammation. 11(1). 6 indexed citations

Schnell, Alexandra, Linglin Huang, Vasundhara Singh, et al.. (2023). Targeting PGLYRP1 promotes antitumor immunity while inhibiting autoimmune neuroinflammation. Nature Immunology. 24(11). 1908–1920. 12 indexed citations

Tanaka, Tomoko, et al.. (2023). Cingulate seizure as a clinical manifestation of anti-myelin oligodendrocyte glycoprotein antibody-positive cerebral cortical encephalitis of two cases. Rinsho Shinkeigaku. 63(7). 441–449. 1 indexed citations

Sekiya, Hiroaki, Shunsuke Koga, Yoshihisa Otsuka, et al.. (2022). Clinical and pathological characteristics of later onset multiple system atrophy. Journal of Neurology. 269(8). 4310–4321. 9 indexed citations

Chihara, Norio, Hiroko Nakano, Atsushi Hara, et al.. (2022). Transcription Factor c-Maf Promotes Immunoregulation of Programmed Cell Death 1–Expressed CD8 ⁺ T Cells in Multiple Sclerosis. Neurology Neuroimmunology & Neuroinflammation. 9(4). 13 indexed citations

Hara, Atsushi, Norio Chihara, Hajime Yoshimura, et al.. (2022). Circulating plasmablasts and follicular helper T-cell subsets are associated with antibody-positive autoimmune epilepsy. Frontiers in Immunology. 13. 1048428–1048428. 7 indexed citations

Chihara, Norio, Riki Matsumoto, & Takashi Yamamura. (2021). Satralizumab: An Interleukin-6 Receptor-blocking Therapy for Neuromyelitis Optica Spectrum Disorder. 17(1). 11–11. 1 indexed citations

10.

Mori, Sotaro, Takuji Kurimoto, Kaori Ueda, et al.. (2020). A case of neurosarcoidosis presenting with multiple cranial neuropathies. American Journal of Ophthalmology Case Reports. 19. 100796–100796. 1 indexed citations

11.

Nagano, Tatsuya, Motoko Tachihara, Norio Chihara, et al.. (2019). <p>Eosinophilic Pneumonia Associated With Natalizumab In A Patient With Multiple Sclerosis: A Case Report And Literature Review</p>. Therapeutics and Clinical Risk Management. Volume 15. 1283–1289. 5 indexed citations

12.

Endo, Hironobu, Takeshi Uenaka, Wataru Satake, et al.. (2017). Japanese WDR45 de novo mutation diagnosed by exome analysis: A case report. Neurology and Clinical Neuroscience. 5(4). 131–133. 1 indexed citations

13.

Kishi, Yasuhiro, Takaaki Kondo, Sheng Xiao, et al.. (2016). Protein C receptor (PROCR) is a negative regulator of Th17 pathogenicity. The Journal of Experimental Medicine. 213(11). 2489–2501. 49 indexed citations

14.

Chihara, Norio, Toshimasa Aranami, Shinji Oki, et al.. (2013). Plasmablasts as Migratory IgG-Producing Cells in the Pathogenesis of Neuromyelitis Optica. PLoS ONE. 8(12). e83036–e83036. 66 indexed citations

15.

Sugaya, Kimio, et al.. (2011). Variable phenotypes in a family with mitochondrial encephalomyopathy harboring a 3291T > C mutation in mitochondrial DNA. Neurological Sciences. 32(5). 861–864. 9 indexed citations

16.

Sanvito, Lara, Norio Chihara, Tomoko Okamoto, et al.. (2011). Increase of Ki-67+ natural killer cells in multiple sclerosis patients treated with interferon-β and interferon-β combined with low-dose oral steroids. Journal of Neuroimmunology. 236(1-2). 111–117. 9 indexed citations

17.

Chihara, Norio, Toshiyuki Yamamoto, Youwei Lin, et al.. (2009). Severe kyphosis and esophagus hiatal hernia affected on the levodopa absorption of a patient with Parkinson's disease. Rinsho Shinkeigaku. 49(8). 493–496. 2 indexed citations

18.

Takemoto, Fumi, Norio Chihara, Naoki Sawa, et al.. (2009). Takotsubo cardiomyopathy in a patient undergoing hemodialysis. Kidney International. 76(4). 467–467. 8 indexed citations

19.

Nishimura, T., et al.. (1997). REPRODUCTIVE AND DEVELOPMENTAL TOXICITY STUDIES OF LANDIOLOL HYDROCHLORIDE (ONO-1101)(1) FERTILITY STUDY IN RATS. The Journal of Toxicological Sciences. 22(SupplementIII). 489–501. 2 indexed citations

20.

Nishimura, T., Norio Chihara, Ryutaro Shirakawa, et al.. (1997). REPRODUCTIVE AND DEVELOPMENTAL TOXICITY STUDIES OF LANDIOLOL HYDROCHLORIDE (ONO-1101)(4) PERINATAL AND POSTNATAL STUDY IN RATS. The Journal of Toxicological Sciences. 22(SupplementIII). 537–558. 5 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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