Keiko Toyoda

2.3k total citations · 2 hit papers
29 papers, 1.7k citations indexed

About

Keiko Toyoda is a scholar working on Radiology, Nuclear Medicine and Imaging, Epidemiology and Surgery. According to data from OpenAlex, Keiko Toyoda has authored 29 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Radiology, Nuclear Medicine and Imaging, 9 papers in Epidemiology and 5 papers in Surgery. Recurrent topics in Keiko Toyoda's work include Advanced MRI Techniques and Applications (9 papers), Lanthanide and Transition Metal Complexes (5 papers) and MRI in cancer diagnosis (4 papers). Keiko Toyoda is often cited by papers focused on Advanced MRI Techniques and Applications (9 papers), Lanthanide and Transition Metal Complexes (5 papers) and MRI in cancer diagnosis (4 papers). Keiko Toyoda collaborates with scholars based in Japan. Keiko Toyoda's co-authors include Hiroshi Oba, Shigeru Furui, Tomonori Kanda, Kazuhiro Kitajima, J. Kotoku, Takahiro Haruyama, Megumi Matsuda, Marie Osawa, Koji Takeshita and Masahiro Ida and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and Scientific Reports.

In The Last Decade

Keiko Toyoda

27 papers receiving 1.6k 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.

Gadolinium-based Contrast Agent Accumulates in the Brain Even in Subjects without Severe Renal Dysfunction: Evaluation of Autopsy Brain Specimens with Inductively Coupled Plasma Mass Spectroscopy

2015 683 citations Tomonori Kanda, Megumi Matsuda et al. Radiology profile →
High Signal Intensity in Dentate Nucleus on Unenhanced T1-weighted MR Images: Association with Linear versus Macrocyclic Gadolinium Chelate Administration

2015 353 citations Tomonori Kanda, Marie Osawa et al. Radiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Keiko Toyoda Japan	12	1.0k	880	205	161	140	29	1.7k
Mark E. Jentoft United States	23	1.1k 1.1×	891 1.0×	257 1.3×	318 2.0×	371 2.6×	70	2.5k
Miguel Ramalho United States	23	1.2k 1.2×	899 1.0×	175 0.9×	275 1.7×	86 0.6×	103	2.1k
HJ Weinmann Germany	7	1.1k 1.1×	725 0.8×	106 0.5×	136 0.8×	49 0.3×	11	1.7k
Joana Ramalho Portugal	15	735 0.7×	690 0.8×	56 0.3×	100 0.6×	87 0.6×	28	1.2k
Hiroki Kawaguchi Japan	9	768 0.8×	577 0.7×	59 0.3×	267 1.7×	82 0.6×	28	1.3k
Alberto Spinazzi Italy	26	1.2k 1.2×	682 0.8×	346 1.7×	439 2.7×	55 0.4×	66	2.0k
Philippe Robert France	26	1.5k 1.5×	1.1k 1.2×	47 0.2×	175 1.1×	62 0.4×	93	2.2k
Tomonori Kanda Japan	24	2.2k 2.2×	1.4k 1.6×	210 1.0×	338 2.1×	375 2.7×	51	3.5k
Renato Hoffmann Nunes Brazil	14	451 0.4×	400 0.5×	105 0.5×	63 0.4×	257 1.8×	31	1.1k
Bernd Tombach Germany	24	1.2k 1.2×	472 0.5×	327 1.6×	339 2.1×	81 0.6×	58	2.3k

Countries citing papers authored by Keiko Toyoda

Since Specialization

Citations

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

Fields of papers citing papers by Keiko Toyoda

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Keiko Toyoda

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

Suzuki, Ryôhei, et al.. (2023). Olfactory dysfunction in Japanese children with moderate-to-severe allergic rhinitis. Auris Nasus Larynx. 50(6). 904–910. 1 indexed citations

Ogino, Yuichi, Hiroaki Kawamichi, Sho K. Sugawara, et al.. (2021). Enhanced structural connectivity within the motor loop in professional boxers prior to a match. Scientific Reports. 11(1). 9015–9015. 2 indexed citations

Baba, Akira, Satoshi Matsushima, Keiko Toyoda, et al.. (2020). MR imaging of palatine gland lesion-associated IgG4-related disease: a preliminary study. Japanese Journal of Radiology. 38(8). 746–752. 2 indexed citations

Sakurai, Keita, Satoru Morimoto, Hiroyuki Yuasa, et al.. (2019). Multifaceted structural magnetic resonance imaging findings in demented patients with pathologically confirmed TDP-43 proteinopathy. Neuroradiology. 61(11). 1333–1339. 6 indexed citations

Hayashi, Tatsuya, Hiroshi Kondo, Hiroshi Onodera, et al.. (2018). Influence of Gd-EOB-DTPA on T1 dependence of the proton density fat fraction using magnetic resonance spectroscopy. Radiological Physics and Technology. 11(3). 338–344.

Hayashi, Tatsuya, Takashi Konno, Tosiaki Miyati, et al.. (2018). Multicenter, multivendor phantom study to validate proton density fat fraction and T2* values calculated using vendor-provided 6-point DIXON methods. Clinical Imaging. 51. 38–42. 9 indexed citations

Toyoda, Keiko, et al.. (2018). Extensive perivascular dissemination of cerebral miliary tuberculomas: a case report and review of the literature. SHILAP Revista de lepidopterología. 7(12). 2552929406–2552929406. 5 indexed citations

Hayashi, Tatsuya, Hiroshi Kondo, Hiroshi Onodera, et al.. (2017). Influence of Gd-EOB-DTPA on proton density fat fraction using the six-echo Dixon method in 3 Tesla magnetic resonance imaging. Radiological Physics and Technology. 10(4). 483–488. 5 indexed citations

Kanda, Tomonori, Yudai Nakai, Hiroshi Oba, et al.. (2016). Gadolinium deposition in the brain. Magnetic Resonance Imaging. 34(10). 1346–1350. 116 indexed citations

10.

Kanda, Tomonori, Yudai Nakai, Hiroshi Oba, et al.. (2016). Contribution of metals to brain MR signal intensity: review articles. Japanese Journal of Radiology. 34(4). 258–266. 27 indexed citations

11.

Kanda, Tomonori, Megumi Matsuda, Keiko Toyoda, et al.. (2015). Gadolinium-based Contrast Agent Accumulates in the Brain Even in Subjects without Severe Renal Dysfunction: Evaluation of Autopsy Brain Specimens with Inductively Coupled Plasma Mass Spectroscopy. Radiology. 276(1). 228–232. 683 indexed citations breakdown →

12.

Kanda, Tomonori, Hiroshi Oba, Keiko Toyoda, Kazuhiro Kitajima, & Shigeru Furui. (2015). Brain gadolinium deposition after administration of gadolinium-based contrast agents. Japanese Journal of Radiology. 34(1). 3–9. 132 indexed citations

13.

Kanda, Tomonori, Marie Osawa, Hiroshi Oba, et al.. (2015). High Signal Intensity in Dentate Nucleus on Unenhanced T1-weighted MR Images: Association with Linear versus Macrocyclic Gadolinium Chelate Administration. Radiology. 275(3). 803–809. 353 indexed citations breakdown →

14.

Toyoda, Keiko, Hiroshi Oba, K Kutomi, et al.. (2012). MR Imaging of IgG4-Related Disease in the Head and Neck and Brain. American Journal of Neuroradiology. 33(11). 2136–2139. 81 indexed citations

15.

Toyoda, Keiko & Hiroshi Oba. (2011). [Diagnostic imaging of hemangiomas in the brain].. PubMed. 63(1). 5–15. 4 indexed citations

16.

Toyoda, Keiko, et al.. (2009). Brain magnetic resonance findings in infective endocarditis with neurological complications. Japanese Journal of Radiology. 27(3). 123–130. 11 indexed citations

17.

Toyoda, Keiko, et al.. (2009). Primary Non‐Hodgkin Lymphoma of the Skull Base Presenting with Garcin Syndrome: MRI Manifestations. Journal of Neuroimaging. 19(3). 295–297. 9 indexed citations

18.

Toyoda, Keiko, Chihiro Kanehira, Mitsuhiro Tozaki, et al.. (2002). Enhanced Four-Detector Row Computed Tomography Imaging of Laryngeal and Hypopharyngeal Cancers. Journal of Computer Assisted Tomography. 26(6). 912–921. 3 indexed citations

19.

Toyoda, Keiko, Masahiro Ida, & Kunihiko Fukuda. (2001). Fluid-attenuated inversion recovery intraarterial signal: an early sign of hyperacute cerebral ischemia.. American Journal of Neuroradiology. 22(6). 1021–9. 78 indexed citations

20.

Toyoda, Keiko, et al.. (1989). Hyperechoic medulla of the kidneys.. Radiology. 173(2). 431–434. 33 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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