Kei Yamamoto

4.1k total citations · 1 hit paper
66 papers, 3.3k citations indexed

About

Kei Yamamoto is a scholar working on Surgery, Molecular Biology and Immunology. According to data from OpenAlex, Kei Yamamoto has authored 66 papers receiving a total of 3.3k indexed citations (citations by other indexed papers that have themselves been cited), including 20 papers in Surgery, 19 papers in Molecular Biology and 15 papers in Immunology. Recurrent topics in Kei Yamamoto's work include Liver physiology and pathology (7 papers), NF-κB Signaling Pathways (5 papers) and Cell death mechanisms and regulation (5 papers). Kei Yamamoto is often cited by papers focused on Liver physiology and pathology (7 papers), NF-κB Signaling Pathways (5 papers) and Cell death mechanisms and regulation (5 papers). Kei Yamamoto collaborates with scholars based in Japan, United States and Norway. Kei Yamamoto's co-authors include Ryuichi Morishita, Toshio Ogihara, Yasufumi Kaneda, Hironori Nakagami, Motokuni Aoki, Hirofumi Makino, Dalila B. Corry, M D Nyby, Michael L. Tuck and Pirooz Eslami and has published in prestigious journals such as Circulation, Blood and Circulation Research.

In The Last Decade

Kei Yamamoto

63 papers receiving 3.3k 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.

Uric acid stimulates vascular smooth muscle cell proliferation and oxidative stress via the vascular renin–angiotensin system

2008 600 citations Kei Yamamoto et al. Journal of Hypertension profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kei Yamamoto Japan	28	1.4k	723	586	470	447	66	3.3k
Naruya Tomita Japan	35	2.1k 1.6×	717 1.0×	641 1.1×	673 1.4×	791 1.8×	117	4.6k
Jodie L. Babitt United States	42	2.3k 1.7×	754 1.0×	1.0k 1.7×	359 0.8×	622 1.4×	77	8.7k
Federica Genovese Denmark	29	808 0.6×	478 0.7×	499 0.9×	220 0.5×	353 0.8×	128	3.0k
Jeffrey L. Barnes United States	37	1.9k 1.4×	599 0.8×	1.4k 2.3×	812 1.7×	348 0.8×	92	4.9k
Sharon D. Ricardo Australia	40	2.5k 1.9×	931 1.3×	1.2k 2.0×	917 2.0×	406 0.9×	109	5.5k
Weichun He China	33	2.0k 1.5×	506 0.7×	1.3k 2.3×	375 0.8×	352 0.8×	55	3.9k
Jan Aten Netherlands	42	2.4k 1.8×	840 1.2×	728 1.2×	990 2.1×	160 0.4×	104	5.3k
Véronique Bailly United States	22	1.8k 1.3×	535 0.7×	1.8k 3.0×	634 1.3×	289 0.6×	24	4.3k
Alistair J. Ingram Canada	38	2.1k 1.5×	350 0.5×	677 1.2×	362 0.8×	532 1.2×	73	3.8k
Kathrin Eller Austria	30	666 0.5×	622 0.9×	436 0.7×	828 1.8×	199 0.4×	138	3.2k

Countries citing papers authored by Kei Yamamoto

Since Specialization

Citations

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

Fields of papers citing papers by Kei Yamamoto

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kei Yamamoto

This figure shows the co-authorship network connecting the top 25 collaborators of Kei Yamamoto. A scholar is included among the top collaborators of Kei Yamamoto 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 Kei Yamamoto. Kei Yamamoto 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, Kei, Yoshio Oka, Takashi Takeda, et al.. (2024). [An Experience of S-1-Induced Rhabdomyolysis and Refractory Enteritis during Postoperative Adjuvant Chemotherapy for Gastric Cancer].. PubMed. 51(13). 1437–1439.

Saito, Takuro, Yukinori Kurokawa, Kazumasa Fujitani, et al.. (2024). Serum NY-ESO-1 antibody as a predictive biomarker for postoperative recurrence of gastric cancer: a multicenter prospective observational study. British Journal of Cancer. 130(7). 1157–1165. 3 indexed citations

Kokubun, Katsutoshi, et al.. (2024). Clinicopathological evaluation of oral leukoplakia: a single-center study of 676 cases in Japan. Oral Surgery Oral Medicine Oral Pathology and Oral Radiology. 137(5). 529–536. 2 indexed citations

Watanabe, Ryosuke, Daisuke Tsuji, Hiroki Tanaka, et al.. (2023). Lysoglycosphingolipids have the ability to induce cell death through direct PI3K inhibition. Journal of Neurochemistry. 167(6). 753–765.

Kokubun, Katsutoshi, et al.. (2023). Evaluation of oral brush liquid-based cytology for oral squamous cell carcinoma: a comparative study of cytological and histological diagnoses at a single center. BMC Oral Health. 23(1). 145–145. 7 indexed citations

Nose, Yohei, Takuro Saito, Kei Yamamoto, et al.. (2022). The tissue-resident marker CD103 on peripheral blood T cells predicts responses to anti-PD-1 therapy in gastric cancer. Cancer Immunology Immunotherapy. 72(1). 169–181. 17 indexed citations

Urakawa, Shinya, Makoto Yamasaki, Tomoki Makino, et al.. (2020). The impact of ICOS+ regulatory T cells and Helicobacter pylori infection on the prognosis of patients with gastric and colorectal cancer: potential prognostic benefit of pre-operative eradication therapy. Cancer Immunology Immunotherapy. 70(2). 443–452. 13 indexed citations

Yamamoto, Kei, Kazuyoshi Yamamoto, Sakae Maeda, et al.. (2016). [A Patient with HER2-Positive Stage IV Advanced Gastric Cancer Who Received Chemotherapy with Trastuzumab plus XP Followed by Conversion Surgery].. PubMed. 43(12). 1942–1944. 2 indexed citations

Ueda, Yo, Kei Yamamoto, Kôji Watanabe, et al.. (2014). Obstructive Pneumonia and Brain Abscess Due to <i>Nocardia elegans </i>in a Patient with Systemic Lupus Erythematosus. Kansenshogaku zasshi. 88(3). 282–287. 7 indexed citations

10.

Kawai, Takashi, Kei Yamamoto, Tetsuya Yamagishi, et al.. (2010). Helicobacter pylori infection and reflux esophagitis in young and middle‐aged Japanese subjects. Journal of Gastroenterology and Hepatology. 25(s1). S80–5. 19 indexed citations

11.

Yamamoto, Kei, et al.. (2010). Fucoxanthin and its deacetylated product, fucoxanthinol, induce apoptosis of primary effusion lymphomas. Cancer Letters. 300(2). 225–234. 83 indexed citations

12.

Morishita, Ryuichi, Kei Yamamoto, Motokuni Aoki, et al.. (2002). Impairment of Collateral Formation in Lipoprotein(a) Transgenic Mice. Circulation. 105(12). 1491–1496. 73 indexed citations

13.

Mori, Masaki, Hironori Nakagami, Ryuichi Morishita, et al.. (2002). N141I mutant Presenilin-2 gene enhances neuronal cell death and decreases bcl-2 expression. Life Sciences. 70(21). 2567–2580. 8 indexed citations

14.

Yamamoto, Kei, Ryuichi Morishita, Shinichiro Hayashi, et al.. (2001). Contribution of Bcl-2, but Not Bcl-xL and Bax, to Antiapoptotic Actions of Hepatocyte Growth Factor in Hypoxia-Conditioned Human Endothelial Cells. Hypertension. 37(5). 1341–1348. 65 indexed citations

15.

Nakagami, Hironori, Ryuichi Morishita, Kei Yamamoto, et al.. (2000). Anti-apoptotic action of hepatocyte growth factor through mitogen-activated protein kinase on human aortic endothelial cells. Journal of Hypertension. 18(10). 1411–1420. 29 indexed citations

16.

Tomita, Tetsuya, Eiji Takeuchi, Naruya Tomita, et al.. (1999). Suppressed severity of collagen-induced arthritis by in vivo transfection of nuclear factor ?B decoy oligodeoxynucleotides as a gene therapy. Arthritis & Rheumatism. 42(12). 2532–2542. 193 indexed citations

17.

Tomita, Naruya, Ryuichi Morishita, Kei Yamamoto, et al.. (1998). Transcription factor decoy for nuclear factor-κB inhibits tumor necrosis factor-α-induced expression of interleukin-6 and intracellular adhesion molecule-1 in endothelial cells. Journal of Hypertension. 16(7). 993–1000. 59 indexed citations

18.

Kataoka, Hiromi, S Kitano, Masae Yamaki, et al.. (1996). Syntheses and Anti-inflammatory Activities of O-Acyloximes. II.. Chemical and Pharmaceutical Bulletin. 44(1). 145–149. 9 indexed citations

19.

Kawasaki, Takashi, et al.. (1992). Permeation of Neutral Molecules through Calcium Channel in Sareoplasmic Reticulum Vesicles1. The Journal of Biochemistry. 112(2). 197–203. 19 indexed citations

20.

Yamamoto, Naomasa, Hiroshi Kitagawa, Kei Yamamoto, Kenjiro Tanoue, & Hideya Yamazaki. (1989). Calcium ions and the conformation of glycoprotein IIIa that is essential fibrinogen binding to platelets: analysis by a new monoclonal anti-GP IIIa antibody, TM83. Blood. 73(6). 1552–1560. 24 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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