Kazuo Kusugami

4.8k total citations · 1 hit paper
106 papers, 3.8k citations indexed

About

Kazuo Kusugami is a scholar working on Surgery, Immunology and Epidemiology. According to data from OpenAlex, Kazuo Kusugami has authored 106 papers receiving a total of 3.8k indexed citations (citations by other indexed papers that have themselves been cited), including 47 papers in Surgery, 37 papers in Immunology and 33 papers in Epidemiology. Recurrent topics in Kazuo Kusugami's work include Helicobacter pylori-related gastroenterology studies (32 papers), Inflammatory Bowel Disease (28 papers) and Microscopic Colitis (19 papers). Kazuo Kusugami is often cited by papers focused on Helicobacter pylori-related gastroenterology studies (32 papers), Inflammatory Bowel Disease (28 papers) and Microscopic Colitis (19 papers). Kazuo Kusugami collaborates with scholars based in Japan, United States and United Kingdom. Kazuo Kusugami's co-authors include Takafumi Ando, Kenji Ina, Akira Imada, Masahiro Ohsuga, Toshifumi Hibi∥, Martin J. Blaser, Kazuhiro Ishiguro, Takeo Yamaguchi, Masataka Shinoda and Takayuki Matsumoto and has published in prestigious journals such as Journal of Biological Chemistry, Journal of Clinical Investigation and Journal of Clinical Oncology.

In The Last Decade

Kazuo Kusugami

106 papers receiving 3.7k 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.

A pilot randomized trial of a human anti-interleukin-6 receptor monoclonal antibody in active Crohn’s disease☆

2004 507 citations Hiroaki Ito, Masakazu Takazoe et al. Gastroenterology profile →

Peers

Countries citing papers authored by Kazuo Kusugami

Since Specialization

Citations

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

Fields of papers citing papers by Kazuo Kusugami

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kazuo Kusugami

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

#	Work	Indexed citations
1	Pit patterns in rectal mucosa assessed by magnifying colonoscope are predictive of relapse in patients with quiescent ulcerative colitis 2006 ·Gut ·Yuji Nishio, Takafumi Ando, Osamu Maeda, Kazuhiro Ishiguro, Osamu Watanabe, Naoki Ohmiya, Y. Niwa, Kazuo Kusugami, Hidemi Goto	53
2	Leukocytapheresis in Ulcerative Colitis: Results of a Multicenter Double-Blind Prospective Case-Control Study with Sham Apheresis as Placebo Treatment 2005 ·The American Journal of Gastroenterology ·Koji Sawada, Kazuo Kusugami, Yasuo Suzuki, Tadao Bamba, Akihiro Munakata, Toshifumi Hibi∥, Takashi Shimoyama	96
3	Intestinal Fibroblast-Derived IL-10 Increases Survival of Mucosal T Cells by Inhibiting Growth Factor Deprivation- and Fas-Mediated Apoptosis 2005 ·The Journal of Immunology ·Kenji Ina, Kazuo Kusugami, Yasushi Kawano, Tsuyoshi NISHIWAKI, Zhonghui Wen, Alessandro Musso, Gail West, Michio Ohta, Hidemi Goto, Claudio Fiocchi	19
4	Therapeutic efficacy of infliximab on active Crohn's disease under nutritional therapy 2005 ·Scandinavian Journal of Gastroenterology ·Takayuki Matsumoto, Mitsuo Iida, Yutaka Kohgo, Akimichi Imamura, Kazuo Kusugami, Hiroshi Nakano, Yoshihide Fujiyama, (unknown), Toshifumi Hibi∥	12
5	A pilot randomized trial of a human anti-interleukin-6 receptor monoclonal antibody in active Crohn’s disease☆ breakdown → 2004 ·Gastroenterology ·Hiroaki Ito, Masakazu Takazoe, Yoshihiro Fukuda, Toshifumi Hibi∥, Kazuo Kusugami, Akira Andoh, Takayuki Matsumoto, Takehira Yamamura, Junichi Azuma, Norihiro Nishimoto	507
6	Cytotoxic molecules expressed by intraepithelial lymphocytes may be involved in the pathogenesis of acute gastric mucosal lesions 2003 ·Journal of Gastroenterology ·Takefumi Suzuki, Masafumi Ito, (unknown), Akira Ishihara, Takafumi Ando, Kenji Ina, Kazuo Kusugami	11
7	Upregulation of Mucosal Soluble Fas Ligand and Interferon-γ May Be Involved in Ulcerogenesis in Patients with Helicobacter pylori -positive Gastric Ulcer 2002 ·Scandinavian Journal of Gastroenterology ·Muneaki Shimada, Kenji Ina, Kazuhiro Kyokane, Akira Imada, Hideaki Yamaguchi, Yuji Nishio, M. Hayakawa, Yoshitsugu Iinuma, M Ohta, Takafumi Ando, Kazuo Kusugami	18
8	Helicobacter pylori and gut hormones 2002 ·Journal of Gastroenterology ·Hiroshi Kaneko, Toshihiro Konagaya, Kazuo Kusugami	34
9	Endoscopic ablation with cyanoacrylate glue for isolated gastric variceal bleeding 2001 ·Gastrointestinal Endoscopy ·Hiroaki Iwase, Osamu Maeda, Masaaki Shimada, (unknown), Richard M. Peek, (unknown), Takafumi Ando, Kenji Ina, Kazuo Kusugami	65
10	Comparison between in vivo and in vitro chemokine production in Helicobacter pylori infection 2000 ·Alimentary Pharmacology & Therapeutics ·Masahiro Ohsuga, Kazuo Kusugami, Kenji Ina, Takafumi Ando, Hideaki Yamaguchi, Akira Imada, Yuji Nishio, Muneaki Shimada, Toyonori Tsuzuki, (unknown), Toshihiro Konagaya, Hiroshi Kaneko	13
11	Increased mucosal production of granulocyte colony‐stimulating factor is related to a delay in neutrophil apoptosis in Inflammatory Bowel disease 1999 ·Journal of Gastroenterology and Hepatology ·Kenji Ina, Kazuo Kusugami, Takehiko Hosokawa, Akira Imada, (unknown), Takeo Yamaguchi, Masahiro Ohsuga, Kazuhiro Kyokane, T Sakai, Yuji Nishio, Yasuhisa Yokoyama, Takafumi Ando	70
12	Effect of intragastric ammonia on gastrin-, somatostatin- and somatostatin receptor subtype 2 positive-cells in rat antral mucosa 1999 ·Life Sciences ·(unknown), (unknown), Toshihiro Konagaya, (unknown), (unknown), (unknown), (unknown), (unknown), Akira Imada, Kazuo Kusugami, Terunori Mitsuma	3
13	Mucosal Macrophage Inflammatory Protein-1α Levels Are Increased in Helicobacter pylori Infection 1998 ·Journal of Clinical Gastroenterology ·Takafumi Ando, Kazuo Kusugami, Masahiro Ohsuga, Kenji Ina, Satoshi Ichiyama, Toshi Nada, Michio Ohta	11
14	Mucosal interleukin-8 is involved in neutrophil migration and binding to extracellular matrix in inflammatory bowel disease. 1997 ·PubMed ·Kenji Ina, Kazuo Kusugami, Takeo Yamaguchi, Akira Imada, Takehiko Hosokawa, Masahiro Ohsuga, Masataka Shinoda, Takafumi Ando, Katsuki Ito, Yasuhisa Yokoyama	96
15	Mucosal Chemokine Activity inHelicobacter pylori Infection 1997 ·Journal of Clinical Gastroenterology ·Kazuo Kusugami, Takafumi Ando, Masahiro Ohsuga, Akira Imada, Masataka Shinoda, Toshihiro Konagaya, Kenji Ina, (unknown), Atsushi Fukatsu, Satoshi Ichiyama, Toshi Nada, Michio Ohta	39
16	Abnormal neuropeptide concentration in rectal mucosa of patients with inflammatory bowel disease 1996 ·Journal of Gastroenterology ·Hitoshi Yamamoto, Kimitomo Morise, Kazuo Kusugami, (unknown), Toshihiro Konagaya, Yuji Nishio, Hiroshi Kaneko, Kiyoshi Uchida, Hirofumi Nagai, Terunori Mitsuma, Hiroshi Nagura	45
17	Effects of water-immersion-induced stress and intraperitoneal administration of brain-gut peptides upon immunoreactive thyrotropin-releasing hormone and prostaglandin E2 concentrations in the rat stomach 1991 ·Gastroenterologia Japonica ·Yoshiaki Maeda, (unknown), Kazuo Kusugami, Kiyoshi Uchida, (unknown), (unknown), (unknown), Terunori Mitsuma, Fumihiko Kurimoto	4
18	Impaired regulation of natural killer cells in immunoglobulin synthesis by peripheral blood mononuclear cells from patients with ulcerative colitis 1990 ·Gastroenterologia Japonica ·(unknown), Kazuo Kusugami, Hayato Matsunaga, Toshihiro Matsuura, Kimitomo Morise	3
19	Interleukin 2 and interferon-γ activities of mononuclear cells from regional lymph nodes in patients with gastric cancer 1990 ·Gastroenterologia Japonica ·Kazuo Kusugami, Toshihiro Matsuura, (unknown), Kenji Ina, Hayato Matsunaga, (unknown), Takashi Inagaki, Kimitomo Morise, Kaoru Shimokata	2
20	Natural killer, lymphokine-activated killer and interferon-gamma producing activities of peripheral blood- and regional lymph node-mononuclear cells in 23 cases of colorectal cancer 1988 ·Gastroenterologia Japonica ·Hayato Matsunaga, (unknown), Kazuo Kusugami, Kimitomo Morise, Kaoru Shimokata	3

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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