Ichiro Sora

13.1k total citations · 1 hit paper
269 papers, 9.5k citations indexed

About

Ichiro Sora is a scholar working on Cellular and Molecular Neuroscience, Molecular Biology and Physiology. According to data from OpenAlex, Ichiro Sora has authored 269 papers receiving a total of 9.5k indexed citations (citations by other indexed papers that have themselves been cited), including 172 papers in Cellular and Molecular Neuroscience, 145 papers in Molecular Biology and 49 papers in Physiology. Recurrent topics in Ichiro Sora's work include Neurotransmitter Receptor Influence on Behavior (96 papers), Receptor Mechanisms and Signaling (93 papers) and Neuropeptides and Animal Physiology (62 papers). Ichiro Sora is often cited by papers focused on Neurotransmitter Receptor Influence on Behavior (96 papers), Receptor Mechanisms and Signaling (93 papers) and Neuropeptides and Animal Physiology (62 papers). Ichiro Sora collaborates with scholars based in Japan, United States and Germany. Ichiro Sora's co-authors include George R. Uhl, F. Scott Hall, Kazutaka Ikeda, Hiroshi Ujike, Dennis L. Murphy, Klaus‐Peter Lesch, Nobuyuki Takahashi, Randal S. Revay, Masahiko Funada and Soichiro Ide and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Journal of Biological Chemistry and Journal of Neuroscience.

In The Last Decade

Ichiro Sora

266 papers receiving 9.3k citations

Hit Papers

align trajectories sort by overperformance

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.

Dopaminergic Role in Stimulant-Induced Wakefulness

2001 556 citations Ichiro Sora et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Ichiro Sora	5.6k	4.0k	1.6k	1.4k	1.0k	269	9.5k
Uwe Rudolph	8.2k 1.4×	4.8k 1.2×	1.2k 0.8×	3.8k 2.6×	599 0.6×	180	12.6k
Ryszard Przewłocki	4.6k 0.8×	3.0k 0.7×	3.0k 1.8×	1.3k 0.9×	563 0.6×	178	8.2k
Esa R. Korpi	7.6k 1.4×	4.6k 1.2×	988 0.6×	1.9k 1.3×	789 0.8×	299	10.5k
Delia Belelli	6.6k 1.2×	3.8k 0.9×	703 0.4×	1.4k 1.0×	536 0.5×	95	9.4k
Kazutaka Ikeda	3.6k 0.6×	3.1k 0.8×	1.2k 0.7×	848 0.6×	562 0.6×	265	6.8k
Gregg E. Homanics	6.3k 1.1×	4.5k 1.1×	764 0.5×	2.4k 1.7×	491 0.5×	212	10.8k
Sara R. Jones	9.8k 1.7×	5.9k 1.5×	901 0.6×	2.6k 1.8×	1.5k 1.5×	187	13.6k
Michel Barrot	7.1k 1.3×	3.4k 0.9×	3.3k 2.0×	2.8k 1.9×	907 0.9×	107	13.6k
Jan M. van Ree	6.3k 1.1×	3.4k 0.8×	1.3k 0.8×	1.8k 1.3×	733 0.7×	356	12.0k
Charles Chavkin	13.7k 2.4×	10.9k 2.7×	3.2k 2.0×	1.6k 1.1×	765 0.8×	197	17.5k

Countries citing papers authored by Ichiro Sora

Since Specialization

Citations

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

Fields of papers citing papers by Ichiro Sora

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ichiro Sora

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

Yamamoto, Yasuji, et al.. (2020). Effect of Feru‐guard 100M on amyloid‐beta deposition in individuals with mild cognitive impairment. Psychogeriatrics. 20(5). 726–736. 8 indexed citations

Nishizawa, Daisuke, Junko Hasegawa, Kyosuke Uno, et al.. (2020). A Single Medical Marker for Diagnosis of Methamphetamine Addiction - DNA Methylation of SHATI/NAT8L Promoter Sites from Patient Blood. Current Pharmaceutical Design. 26(2). 260–264. 6 indexed citations

Fujikawa, Akihiro, Yukihiro Noda, Hideko Yamamoto, et al.. (2019). Mice deficient in protein tyrosine phosphatase receptor type Z (PTPRZ) show reduced responsivity to methamphetamine despite an enhanced response to novelty. PLoS ONE. 14(8). e0221205–e0221205. 2 indexed citations

Hirata, Takashi, Ikuo Otsuka, Kenji Okazaki, et al.. (2019). Major depressive disorder-associated SIRT1 locus affects the risk for suicide in women after middle age. Psychiatry Research. 278. 141–145. 13 indexed citations

Akimoto, Yoritaka, et al.. (2018). Neurocognitive Impairments Are More Severe in the Binge-Eating/Purging Anorexia Nervosa Subtype Than in the Restricting Subtype. Frontiers in Psychiatry. 9. 138–138. 22 indexed citations

Horai, Tadasu, Akitoyo Hishimoto, Ikuo Otsuka, et al.. (2018). A cross-sectional study exploring useful indicators for low bone mineral density in male alcoholic patients. Neuropsychiatric Disease and Treatment. Volume 14. 663–669. 3 indexed citations

Okazaki, Kenji, Shuken Boku, Ikuo Otsuka, et al.. (2016). The cell cycle-related genes as biomarkers for schizophrenia. Progress in Neuro-Psychopharmacology and Biological Psychiatry. 70. 85–91. 23 indexed citations

Kishi, Taro, Tomo Okochi, Tsuyoshi Kitajima, et al.. (2011). Lack of association between translin-associated factor X gene (TSNAX) and methamphetamine dependence in the Japanese population. Progress in Neuro-Psychopharmacology and Biological Psychiatry. 35(7). 1618–1622. 3 indexed citations

Okuyama, Kaori, Shinobu Sakurada, Hirokazu Mizoguchi, et al.. (2010). The Involvement of µ-Opioid Receptors in the Central Nervous System in the Worsening of Allergic Airway Inflammation by Psychological Stress in Mice. International Archives of Allergy and Immunology. 152(4). 342–352. 10 indexed citations

10.

Fukuda, Ken‐ichi, Masakazu Hayashida, Soichiro Ide, et al.. (2009). Association between OPRM1 gene polymorphisms and fentanyl sensitivity in patients undergoing painful cosmetic surgery. Pain. 147(1). 194–201. 109 indexed citations

11.

Nishizawa, Daisuke, Makoto Nagashima, Ryoji Katoh, et al.. (2009). Association between KCNJ6 (GIRK2) Gene Polymorphisms and Postoperative Analgesic Requirements after Major Abdominal Surgery. PLoS ONE. 4(9). e7060–e7060. 56 indexed citations

12.

Sora, Ichiro, et al.. (2009). Deletion of μ-opioid receptor in mice does not affect the minimum alveolar concentration of volatile anaesthetics and nitrous oxide-induced analgesia. British Journal of Anaesthesia. 103(5). 744–749. 14 indexed citations

13.

Hayashida, Masakazu, Makoto Nagashima, Yasuo Satoh, et al.. (2008). Analgesic Requirements After Major Abdominal Surgery are Associated with OPRM1 Gene Polymorphism Genotype and Haplotype. Pharmacogenomics. 9(11). 1605–1616. 114 indexed citations

14.

Shen, Haowei, Harumi Hata, Kazutaka Ikeda, et al.. (2007). Methamphetamine-induced locomotor activity and sensitization in dopamine transporter and vesicular monoamine transporter 2 double mutant mice. Psychopharmacology. 193(1). 55–62. 40 indexed citations

15.

Harburg, Gwyndolen, F. Scott Hall, Alexia Harrist, et al.. (2006). Knockout of the mu opioid receptor enhances the survival of adult-generated hippocampal granule cell neurons. Neuroscience. 144(1). 77–87. 72 indexed citations

16.

Hashimoto, Tasuku, Kenji Hashimoto, Daisuke Matsuzawa, et al.. (2005). A functional glutathioneS‐transferase P1 gene polymorphism is associated with methamphetamine‐induced psychosis in Japanese population. American Journal of Medical Genetics Part B Neuropsychiatric Genetics. 135B(1). 5–9. 34 indexed citations

17.

Ikeda, Kazutaka, Toru Kobayashi, & Ichiro Sora. (2002). Alcohol Effects on Brain Functions. JOURNAL OF THE BREWING SOCIETY OF JAPAN. 97(2). 124–130. 1 indexed citations

18.

Fuchs, Perry N., Carolina Roza, Ichiro Sora, George R. Uhl, & Srinivasa N. Raja. (1999). Characterization of mechanical withdrawal responses and effects of μ-, δ- and κ-opioid agonists in normal and μ-opioid receptor knockout mice. Brain Research. 821(2). 480–486. 54 indexed citations

19.

Sora, Ichiro, Masahiko Funada, & George R. Uhl. (1997). The μ-opioid receptor is necessary for [d-Pen2,d-Pen5]enkephalin-induced analgesia. European Journal of Pharmacology. 324(2-3). R1–R2. 113 indexed citations

20.

Sora, Ichiro, Yutaka Fujiwara, Hiroaki Tomita, et al.. (1992). Lack of Effect of Haloperidol or Methamphetamine Treatment on the mRNA Levels of Two Dopamine D, Receptor Isoforms in Rat Brain. Psychiatry and Clinical Neurosciences. 46(4). 967–973. 4 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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