Tomoko Ishizuka

2.7k total citations · 1 hit paper
52 papers, 1.8k citations indexed

About

Tomoko Ishizuka is a scholar working on Molecular Biology, Pharmacology and Endocrinology, Diabetes and Metabolism. According to data from OpenAlex, Tomoko Ishizuka has authored 52 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 12 papers in Molecular Biology, 10 papers in Pharmacology and 10 papers in Endocrinology, Diabetes and Metabolism. Recurrent topics in Tomoko Ishizuka's work include Pharmacogenetics and Drug Metabolism (10 papers), Hormonal Regulation and Hypertension (9 papers) and Sleep and Wakefulness Research (7 papers). Tomoko Ishizuka is often cited by papers focused on Pharmacogenetics and Drug Metabolism (10 papers), Hormonal Regulation and Hypertension (9 papers) and Sleep and Wakefulness Research (7 papers). Tomoko Ishizuka collaborates with scholars based in Japan, Germany and United States. Tomoko Ishizuka's co-authors include Atsushi Yamatodani, Atsushi Kurihara, Toshihiko Ikeda, Osamu Okazaki, Yumi Nishiya, Katsunobu Hagihara, Miho Kazui, Nagy A. Farid, Tomotaka Murotani and Sotaro Kita and has published in prestigious journals such as Journal of Biological Chemistry, Brain Research and Biochemical and Biophysical Research Communications.

In The Last Decade

Tomoko Ishizuka

51 papers receiving 1.7k 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.

Identification of the Human Cytochrome P450 Enzymes Involved in the Two Oxidative Steps in the Bioactivation of Clopidogrel to Its Pharmacologically Active Metabolite

2009 628 citations Miho Kazui, Yumi Nishiya et al. Drug Metabolism and Disposition profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Tomoko Ishizuka Japan	19	531	305	274	271	265	52	1.8k
Jagadish Ulloor United States	20	137 0.3×	400 1.3×	319 1.2×	908 3.4×	109 0.4×	25	2.0k
Carola Tilgmann Finland	25	586 1.1×	1.1k 3.5×	137 0.5×	93 0.3×	126 0.5×	40	2.8k
Marc Pascal France	23	779 1.5×	563 1.8×	292 1.1×	219 0.8×	125 0.5×	55	2.5k
Marie Luise Rao Germany	27	79 0.1×	741 2.4×	251 0.9×	345 1.3×	179 0.7×	69	2.5k
G. Zürcher Switzerland	27	305 0.6×	888 2.9×	261 1.0×	215 0.8×	180 0.7×	42	3.0k
Sergi Mas Spain	25	97 0.2×	464 1.5×	130 0.5×	93 0.3×	187 0.7×	115	1.8k
Yu‐Li Liu Taiwan	26	66 0.1×	613 2.0×	205 0.7×	99 0.4×	198 0.7×	103	1.9k
Holly R. Thomasson United States	22	52 0.1×	446 1.5×	311 1.1×	193 0.7×	204 0.8×	29	2.2k
John P. Huggins United Kingdom	19	173 0.3×	422 1.4×	517 1.9×	70 0.3×	32 0.1×	28	1.6k
L. Jean Hardies United States	16	164 0.3×	667 2.2×	51 0.2×	506 1.9×	24 0.1×	18	1.8k

Countries citing papers authored by Tomoko Ishizuka

Since Specialization

Citations

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

Fields of papers citing papers by Tomoko Ishizuka

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tomoko Ishizuka

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

Toyama, Kaoru, Hidetoshi Furuie, Tomoko Ishizuka, et al.. (2021). Effects of Repeated Oral Administration of Esaxerenone on the Pharmacokinetics of Midazolam in Healthy Japanese Males. European Journal of Drug Metabolism and Pharmacokinetics. 46(5). 685–694. 2 indexed citations

Yamada, Makiko, Shinichi Inoue, Daisuke Sugiyama, et al.. (2020). Critical Impact of Drug-Drug Interactions via Intestinal CYP3A in the Risk Assessment of Weak Perpetrators Using Physiologically Based Pharmacokinetic Models. Drug Metabolism and Disposition. 48(4). 288–296. 15 indexed citations

Shiramoto, Masanari, Tomoko Ishizuka, Shin Irie, et al.. (2020). Pharmacokinetic interactions of esaxerenone with amlodipine and digoxin in healthy Japanese subjects. BMC Pharmacology and Toxicology. 21(1). 55–55. 8 indexed citations

Hasegawa, Setsuo, et al.. (2019). Pharmacokinetics and Bioequivalence of Memantine Tablet and a New Dry Syrup Formulation in Healthy Japanese Males: Two Single-Dose Crossover Studies. Advances in Therapy. 36(10). 2930–2940. 9 indexed citations

Lee, Jih‐Hsiang, Tom Wei‐Wu Chen, Chih‐Hung Hsu, et al.. (2019). A phase I study of pexidartinib, a colony-stimulating factor 1 receptor inhibitor, in Asian patients with advanced solid tumors. Investigational New Drugs. 38(1). 99–110. 52 indexed citations

Uchida, T., et al.. (2014). A Method for Assessing Spatial Patterns of Rainfall-Intensity Duration Thresholds for Shallow Landslides. AGU Fall Meeting Abstracts. 2014. 1 indexed citations

Ishizuka, Tomoko, Yasushi Yoshigae, Nobuyuki Murayama, & Takashi Izumi. (2013). Different Hydrolases Involved in Bioactivation of Prodrug-Type Angiotensin Receptor Blockers: Carboxymethylenebutenolidase and Carboxylesterase 1. Drug Metabolism and Disposition. 41(11). 1888–1895. 25 indexed citations

Ishizuka, Tomoko, Tomotaka Murotani, & Atsushi Yamatodani. (2012). Action of Modafinil Through Histaminergic and Orexinergic Neurons. Vitamins and hormones. 89. 259–278. 32 indexed citations

Ishizuka, Tomoko & Atsushi Yamatodani. (2012). Integrative role of the histaminergic system in feeding and taste perception. Frontiers in Systems Neuroscience. 6. 44–44. 16 indexed citations

10.

Murotani, Tomotaka, et al.. (2011). Possible involvement of serotonin 5-HT2 receptor in the regulation of feeding behavior through the histaminergic system. Neuropharmacology. 61(1-2). 228–233. 15 indexed citations

11.

Ishizuka, Tomoko, et al.. (2011). Paraoxonase 1 as a Major Bioactivating Hydrolase for Olmesartan Medoxomil in Human Blood Circulation: Molecular Identification and Contribution to Plasma Metabolism. Drug Metabolism and Disposition. 40(2). 374–380. 26 indexed citations

12.

Ishizuka, Tomoko. (2010). Toward a unified analysis of passives in Japanese: A cartographic minimalist approach. UMI Dissertation Services eBooks. 4 indexed citations

13.

Ishizuka, Tomoko, Tomotaka Murotani, & Atsushi Yamatodani. (2010). Modanifil activates the histaminergic system through the orexinergic neurons. Neuroscience Letters. 483(3). 193–196. 51 indexed citations

14.

Kazui, Miho, Yumi Nishiya, Tomoko Ishizuka, et al.. (2009). Identification of the Human Cytochrome P450 Enzymes Involved in the Two Oxidative Steps in the Bioactivation of Clopidogrel to Its Pharmacologically Active Metabolite. Drug Metabolism and Disposition. 38(1). 92–99. 628 indexed citations breakdown →

15.

Tanaka, Naoki, Toyoki Nishimata, Atsuhiro Sugidachi, et al.. (2009). Discovery of R-142086 as a Factor Xa (FXa) Inhibitor: Syntheses and Structure-Activity Relationships of Cinnamyl Derivatives. Chemical and Pharmaceutical Bulletin. 57(1). 22–33. 15 indexed citations

16.

Özyürek, Aslı, Sotaro Kita, Shanley Allen, et al.. (2008). Development of cross-linguistic variation in speech and gesture: Motion events in English and Turkish.. Developmental Psychology. 44(4). 1040–1054. 81 indexed citations

17.

Ishizuka, Tomoko, Masahiro Murakami, & Atsushi Yamatodani. (2007). Involvement of central histaminergic systems in modafinil-induced but not methylphenidate-induced increases in locomotor activity in rats. European Journal of Pharmacology. 578(2-3). 209–215. 46 indexed citations

18.

Ishizuka, Tomoko, et al.. (2003). Modafinil increases histamine release in the anterior hypothalamus of rats. Neuroscience Letters. 339(2). 143–146. 87 indexed citations

19.

Kobayashi, Kaoru, Tomoko Ishizuka, Noriaki Shimada, et al.. (1999). Sertraline N-Demethylation Is Catalyzed by Multiple Isoforms of Human Cytochrome P-450 In Vitro. Drug Metabolism and Disposition. 27(7). 763–766. 97 indexed citations

20.

Miura, Toshiaki, K. Naito, & Tomoko Ishizuka. (1951). The excretion of vitamin C in the urine during and after the heating of human body.. 3(4). 55–60. 1 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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