Hiroaki Sekiya

815 total citations · 2 hit papers
31 papers, 428 citations indexed

About

Hiroaki Sekiya is a scholar working on Neurology, Cellular and Molecular Neuroscience and Physiology. According to data from OpenAlex, Hiroaki Sekiya has authored 31 papers receiving a total of 428 indexed citations (citations by other indexed papers that have themselves been cited), including 25 papers in Neurology, 9 papers in Cellular and Molecular Neuroscience and 8 papers in Physiology. Recurrent topics in Hiroaki Sekiya's work include Parkinson's Disease Mechanisms and Treatments (22 papers), Neurological disorders and treatments (9 papers) and Neurological diseases and metabolism (7 papers). Hiroaki Sekiya is often cited by papers focused on Parkinson's Disease Mechanisms and Treatments (22 papers), Neurological disorders and treatments (9 papers) and Neurological diseases and metabolism (7 papers). Hiroaki Sekiya collaborates with scholars based in United States, Japan and Belgium. Hiroaki Sekiya's co-authors include Dennis W. Dickson, Shunsuke Koga, Owen A. Ross, Naveen Kondru, Tatsushi Toda, Naonobu Futamura, Hisatomo Kowa, Kazuhiro Kobayashi, Wataru Satake and Yuki Hashimoto and has published in prestigious journals such as Brain, Neurology and Annals of Neurology.

In The Last Decade

Hiroaki Sekiya

28 papers receiving 419 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.

Neuropathology and molecular diagnosis of Synucleinopathies

2021 198 citations Shunsuke Koga, Hiroaki Sekiya et al. Molecular Neurodegeneration profile →
Widespread distribution of α-synuclein oligomers in LRRK2-related Parkinson’s disease

2025 14 citations Hiroaki Sekiya, L. Franke et al. Acta Neuropathologica profile →

Peers

Countries citing papers authored by Hiroaki Sekiya

Since Specialization

Citations

This map shows the geographic impact of Hiroaki Sekiya'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 Hiroaki Sekiya with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hiroaki Sekiya more than expected).

Fields of papers citing papers by Hiroaki Sekiya

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hiroaki Sekiya. 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 Hiroaki Sekiya. The network helps show where Hiroaki Sekiya may publish in the future.

Co-authorship network of co-authors of Hiroaki Sekiya

This figure shows the co-authorship network connecting the top 25 collaborators of Hiroaki Sekiya. A scholar is included among the top collaborators of Hiroaki Sekiya 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 Hiroaki Sekiya. Hiroaki Sekiya 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

#	Work	Indexed citations
1	Disproportionately Enlarged Subarachnoid-Space Hydrocephalus on MRI in Pathologically Confirmed Progressive Supranuclear Palsy 2025 ·Neurology Clinical Practice ·(unknown), Shunsuke Koga, Hiroaki Sekiya, Keith A. Josephs, Neill R. Graff‐Radford, Dennis W. Dickson	1
2	Expanding the spectrum of annexin A11 proteinopathy in frontotemporal lobar degeneration and motor neuron disease 2025 ·Acta Neuropathologica ·(unknown), Richard Crook, (unknown), (unknown), Peizhou Jiang, Shanu F. Roemer, Hiroaki Sekiya, Michael DeTure, Matthew Baker, Wouter De Coster, Björn Oskarsson, Keith A. Josephs, (unknown), Marka van Blitterswijk, Dennis W. Dickson	0
3	Neuropathology of Lewy body dementia: Lewy-related pathology, α-synuclein oligomers, and comorbid pathologies 2025 ·Molecular Neurodegeneration ·Hiroaki Sekiya, Tomoyasu Matsubara, Michael DeTure, Dennis W. Dickson	1
4	Parkinsonism in Alzheimer's disease without Lewy bodies in association with nigral neuron loss: A data‐driven clinicopathologic study 2025 ·Alzheimer s & Dementia ·(unknown), Hiroaki Sekiya, Andreas Maier, Melissa E. Murray, Shunsuke Koga, Dennis W. Dickson	3
5	Facilitated α-synuclein oligomer sharing among glial cells by a centrally acting connexin inhibitor attenuates a rapidly progressive multiple system atrophy-cerebellar type model by reducing the neuronal α-synuclein burden 2025 ·Acta Neuropathologica Communications ·Masaya Harada, Katsuhisa Masaki, Tatsunori Tanaka, Hiroaki Sekiya, Dai Matsuse, Hiroo Yamaguchi, (unknown), (unknown), (unknown), (unknown), (unknown), Eriko Matsuo, Ryo Yamasaki, Dennis W. Dickson, Akio Suzumura, Takayuki Taniwaki, Tomoaki Hoshino, Noriko Isobe, Hideyuki Takeuchi, Jun Ichi Kira	1
6	Widespread distribution of α-synuclein oligomers in LRRK2-related Parkinson’s disease breakdown → 2025 ·Acta Neuropathologica ·Hiroaki Sekiya, L. Franke, Yuki Hashimoto, (unknown), (unknown), Naonobu Futamura, Kazuko Hasegawa, Hisatomo Kowa, Owen A. Ross, Pamela J. McLean, Tatsushi Toda, Zbigniew K. Wszołek, Dennis W. Dickson	14
7	Upper motor neuron‐predominant motor neuron disease presenting as atypical parkinsonism: A clinicopathological study 2024 ·Brain Pathology ·(unknown), Shunsuke Koga, Shinsuke Fujioka, (unknown), Kevin F. Bieniek, Hiroaki Sekiya, Mariely DeJesus‐Hernandez, NiCole A. Finch, Marka van Blitterswijk, Masataka Nakamura, Yoshio Tsuboi, Melissa E. Murray, Zbigniew K. Wszołek, Dennis W. Dickson	1
8	Impact of APOE4 Allele on Cell‐Cell Communication and α‐Synuclein Aggregation in Lewy Body Dementia: Insights from Spatial Transcriptomics 2024 ·Alzheimer s & Dementia ·(unknown), (unknown), Zonghua Li, Yuanhang Liu, Shunsuke Koga, Hiroaki Sekiya, (unknown), Guojun Bu, Dennis W. Dickson, Na Zhao	0
9	Current Landscape of Clinical Diagnosis in Multiple System Atrophy 2024 ·Neurology ·Hiroaki Sekiya, Philip W. Tipton, (unknown), Shunsuke Koga, (unknown), Andreas Maier, Ryan J. Uitti, William P. Cheshire, Zbigniew K. Wszołek, Dennis W. Dickson	3
10	A rapidly progressive multiple system atrophy-cerebellar variant model presenting marked glial reactions with inflammation and spreading of α-synuclein oligomers and phosphorylated α-synuclein aggregates 2024 ·Brain Behavior and Immunity ·Hiroo Yamaguchi, (unknown), Dai Matsuse, Hiroaki Sekiya, Katsuhisa Masaki, Tatsunori Tanaka, (unknown), Masaya Harada, (unknown), Dennis W. Dickson, (unknown), Eriko Matsuo, Kenji F. Tanaka, Ryo Yamasaki, Noriko Isobe, Jun Ichi Kira	8
11	Frequency of Comorbid Pathologies and Their Clinical Impact in Multiple System Atrophy 2023 ·Movement Disorders ·Hiroaki Sekiya, Shunsuke Koga, (unknown), Michael DeTure, Owen A. Ross, Ryan J. Uitti, William P. Cheshire, Zbigniew K. Wszołek, Dennis W. Dickson	12
12	Diagnosis of Alzheimer Disease and Tauopathies on Whole-Slide Histopathology Images Using a Weakly Supervised Deep Learning Algorithm 2023 ·Laboratory Investigation ·Minji Kim, Hiroaki Sekiya, (unknown), (unknown), Monica Castanedes‐Casey, Dennis W. Dickson, Tae Hyun Hwang, Shunsuke Koga	13
13	Cancer in pathologically confirmed multiple system atrophy 2023 ·Clinical Autonomic Research ·William P. Cheshire, Shunsuke Koga, Philip W. Tipton, Hiroaki Sekiya, Owen A. Ross, Ryan J. Uitti, Keith A. Josephs, Dennis W. Dickson	1
14	Creutzfeldt–Jakob Disease Misdiagnosed as Multiple System Atrophy 2023 ·Movement Disorders Clinical Practice ·(unknown), Shunsuke Koga, Brian S. Appleby, Hiroaki Sekiya, Dennis W. Dickson	3
15	Validation Study of the MDS Criteria for the Diagnosis of Multiple System Atrophy in the Mayo Clinic Brain Bank 2023 ·Neurology ·Hiroaki Sekiya, Shunsuke Koga, (unknown), (unknown), (unknown), (unknown), Ryan J. Uitti, William P. Cheshire, Zbigniew K. Wszołek, Dennis W. Dickson	11
16	Clinical and pathological characteristics of later onset multiple system atrophy 2022 ·Journal of Neurology ·Hiroaki Sekiya, Shunsuke Koga, Yoshihisa Otsuka, Norio Chihara, Takehiro Ueda, Kenji Sekiguchi, Yukihiro Yoneda, (unknown), Riki Matsumoto, Dennis W. Dickson	9
17	Tau-PET and multimodal imaging in clinically atypical multiple system atrophy masquerading as progressive supranuclear palsy 2022 ·Parkinsonism & Related Disorders ·Arenn F. Carlos, Hiroaki Sekiya, Shunsuke Koga, Nha Trang Thu Pham, Farwa Ali, Hugo Botha, Heather M. Clark, Elizabeth A. Coon, Val J. Lowe, J. Eric Ahlskog, Jorge Trejo‐Lopez, Dennis W. Dickson, Jennifer L. Whitwell, Keith A. Josephs	4
18	Discrepancy between distribution of alpha-synuclein oligomers and Lewy-related pathology in Parkinson’s disease 2022 ·Acta Neuropathologica Communications ·Hiroaki Sekiya, (unknown), Yuki Hashimoto, (unknown), Shunsuke Koga, (unknown), Naonobu Futamura, Michi Kawamoto, Nobuo Kohara, Dennis W. Dickson, Hisatomo Kowa, Tatsushi Toda	38
19	Radiographic occult cerebellar germinoma presenting with progressive ataxia and cranial nerve palsy 2016 ·BMC Neurology ·Noriaki Minami, Kazuhiro Tanaka, Hidehito Kimura, Takanori Hirose, Tatsuya Mori, M Maeyama, Hiroaki Sekiya, Takeshi Uenaka, Satoshi Nakamizo, Hiroaki Nagashima, Katsu Mizukawa, Tomoo Itoh, Takashi Sasayama, Eiji Kohmura	9
20	HIV encephalopathy due to drug resistance despite 2-year suppression of HIV viremia by cART 2014 ·Rinsho Shinkeigaku ·Hiroaki Sekiya, Michi Kawamoto, (unknown), Hajime Yoshimura, Yukihiro Imai, Nobuo Kohara	1

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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