Hirokazu Fujikawa

2.1k total citations · 1 hit paper
23 papers, 1.7k citations indexed

About

Hirokazu Fujikawa is a scholar working on Molecular Biology, Cellular and Molecular Neuroscience and Surgery. According to data from OpenAlex, Hirokazu Fujikawa has authored 23 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 14 papers in Molecular Biology, 6 papers in Cellular and Molecular Neuroscience and 4 papers in Surgery. Recurrent topics in Hirokazu Fujikawa's work include Neuroscience and Neuropharmacology Research (5 papers), Protein Kinase Regulation and GTPase Signaling (4 papers) and Calpain Protease Function and Regulation (2 papers). Hirokazu Fujikawa is often cited by papers focused on Neuroscience and Neuropharmacology Research (5 papers), Protein Kinase Regulation and GTPase Signaling (4 papers) and Calpain Protease Function and Regulation (2 papers). Hirokazu Fujikawa collaborates with scholars based in Japan, Canada and United States. Hirokazu Fujikawa's co-authors include Samuel Weiss, Christopher Gregg, Tetsuro Shingo, Emeka K. Enwere, Eiichi Tani, Shigeki Ohta, Rozina Hassam, Colleen Geary, James C. Cross and Motohiko Sato and has published in prestigious journals such as Science, Journal of Biological Chemistry and Journal of Neuroscience.

In The Last Decade

Hirokazu Fujikawa

23 papers receiving 1.7k citations

Hit Papers

Pregnancy-Stimulated Neur... 2003 2026 2010 2018 2003 100 200 300 400 500
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.

  1. Pregnancy-Stimulated Neurogenesis in the Adult Female Forebrain Mediated by Prolactin
    2003 528 citations Tetsuro Shingo, Christopher Gregg et al. profile →

Author Peers

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

Author Last Decade Papers Cites
Hirokazu Fujikawa 672 581 382 232 208 23 1.7k
Christopher Gregg 857 1.3× 1.1k 1.9× 582 1.5× 378 1.6× 135 0.6× 20 2.4k
Gloria K. Mak 547 0.8× 575 1.0× 297 0.8× 200 0.9× 253 1.2× 10 1.6k
Motoharu Hayashi 699 1.0× 559 1.0× 1.0k 2.7× 294 1.3× 202 1.0× 94 2.1k
Carlos Río 850 1.3× 322 0.6× 677 1.8× 275 1.2× 303 1.5× 32 2.1k
Cécile Viollet 969 1.4× 285 0.5× 1.0k 2.6× 191 0.8× 265 1.3× 52 2.4k
Lavinia Albéri 996 1.5× 385 0.7× 633 1.7× 251 1.1× 265 1.3× 47 2.0k
Takashi Shiga 650 1.0× 424 0.7× 771 2.0× 122 0.5× 192 0.9× 74 1.8k
Nadia Soussi‐Yanicostas 824 1.2× 233 0.4× 436 1.1× 177 0.8× 225 1.1× 52 1.8k
Haruo Nogami 883 1.3× 230 0.4× 997 2.6× 148 0.6× 335 1.6× 77 2.7k
François S. Roman 572 0.9× 292 0.5× 988 2.6× 216 0.9× 372 1.8× 66 2.0k

Countries citing papers authored by Hirokazu Fujikawa

Since Specialization
Citations

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

Fields of papers citing papers by Hirokazu Fujikawa

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Hirokazu Fujikawa

This figure shows the co-authorship network connecting the top 25 collaborators of Hirokazu Fujikawa. A scholar is included among the top collaborators of Hirokazu Fujikawa 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 Hirokazu Fujikawa. Hirokazu Fujikawa is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Wakasugi, Minako, Masaaki Nagai, Kentaro Omori, et al.. (2019). The Association between Earlobe Creases and Cardiovascular Events in Japanese Hemodialysis Patients: A Prospective Cohort Study. Internal Medicine. 59(7). 927–932. 2 indexed citations
2.
Yaguchi, Takahiro, Hirokazu Fujikawa, & Tomoyuki Nishizaki. (2010). Linoleic Acid Derivative DCP-LA Protects Neurons from Oxidative Stress-Induced Apoptosis by Inhibiting Caspase-3/-9 Activation. Neurochemical Research. 35(5). 712–717. 17 indexed citations
3.
Fujikawa, Hirokazu, Takeshi Kanno, Tetsu Nagata, & Tomoyuki Nishizaki. (2008). The phosphodiesterase III inhibitor olprinone inhibits hippocampal glutamate release via a cGMP/PKG pathway. Neuroscience Letters. 448(2). 208–211. 8 indexed citations
4.
Kanno, Takeshi, Hideyuki Yamamoto, Takahiro Yaguchi, et al.. (2006). The linoleic acid derivative DCP-LA selectively activates PKC-ɛ, possibly binding to the phosphatidylserine binding site. Journal of Lipid Research. 47(6). 1146–1156. 61 indexed citations
5.
Watanabe, Kanako, Takahiro Yaguchi, Dongqin Yang, et al.. (2006). Beneficial effect of intracellular free high-mannose oligosaccharides on cryopreservation of mammalian cells and proteins. Cryobiology. 53(3). 330–335. 4 indexed citations
6.
7.
Kanno, Takeshi, Takahiro Yaguchi, Satoshi Yamamoto, et al.. (2005). Bidirectional regulations for glutamate and GABA release in the hippocampus by α7 and non-α7 ACh receptors. Biochemical and Biophysical Research Communications. 338(2). 742–747. 15 indexed citations
8.
Yaguchi, Takahiro, Tetsu Nagata, Takeshi Mukasa, et al.. (2005). Linoleic acid derivative DCP-LA improves learning impairment in SAMP8. Neuroreport. 17(1). 105–108. 15 indexed citations
9.
Maruo, Keishi, Hideyuki Yamamoto, Satoshi Yamamoto, et al.. (2005). Modulation of P2X receptors via adrenergic pathways in rat dorsal root ganglion neurons after sciatic nerve injury. Pain. 120(1-2). 106–112. 60 indexed citations
10.
Yokota, Masayuki, Takaomi C. Saido, Ichiro Satokata, et al.. (2005). Spatial resolution of calpain-catalyzed proteolysis in focal cerebral ischemia. Brain Research. 1040(1-2). 36–43. 14 indexed citations
11.
Enwere, Emeka K., Tetsuro Shingo, Christopher Gregg, et al.. (2004). Aging Results in Reduced Epidermal Growth Factor Receptor Signaling, Diminished Olfactory Neurogenesis, and Deficits in Fine Olfactory Discrimination. Journal of Neuroscience. 24(38). 8354–8365. 432 indexed citations
12.
Mori, Kanji, Yonehiro Kanemura, Hirokazu Fujikawa, et al.. (2002). Brain-specific angiogenesis inhibitor 1 (BAI1) is expressed in human cerebral neuronal cells. Neuroscience Research. 43(1). 69–74. 41 indexed citations
13.
Kanemura, Yonehiro, Mami Yamasaki, Hirokazu Fujikawa, et al.. (2001). Musashi1, an evolutionarily conserved neural RNA-binding protein, is a versatile marker of human glioma cells in determining their cellular origin, malignancy, and proliferative activity. Differentiation. 68(2-3). 141–152. 117 indexed citations
14.
Sato, Motohiko, Eiichi Tani, Hirokazu Fujikawa, et al.. (2001). Importance of Rho-Kinase-Mediated Phosphorylation of Myosin Light Chain in Vasospasm. PubMed. 77. 49–54. 1 indexed citations
15.
Sato, Motohiko, et al.. (2000). IMPORTANCE OF RHO-KINASE-MEDIATED PHOSPHORYLATION OF MYOSIN LIGHT CHAIN IN CEREBRAL VASOSPASM. 9(2). 223–224. 2 indexed citations
16.
Fujikawa, Hirokazu, et al.. (2000). PHOSPHORYLATION OF CALPONIN OF CANINE BASILAR ARTERY IN VASOSPASM. 9(2). 225–226. 1 indexed citations
17.
Sato, Motohiko, Eiichi Tani, Hirokazu Fujikawa, & Kozo Kaibuchi. (2000). Involvement of Rho-Kinase–Mediated Phosphorylation of Myosin Light Chain in Enhancement of Cerebral Vasospasm. Circulation Research. 87(3). 195–200. 198 indexed citations
18.
Fujikawa, Hirokazu, Eiichi Tani, Ikuya Yamaura, et al.. (1999). Activation of Protein Kinases in Canine Basilar Artery in Vasospasm. Journal of Cerebral Blood Flow & Metabolism. 19(1). 44–52. 37 indexed citations
19.
20.
Ishikura, Reiichi, et al.. (1989). MR imaging of chronic cerebral paragonimiasis.. American Journal of Neuroradiology. 10(5 Suppl). S21–2. 16 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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