Takafumi Ichida

12.7k total citations · 1 hit paper
209 papers, 8.8k citations indexed

About

Takafumi Ichida is a scholar working on Hepatology, Epidemiology and Surgery. According to data from OpenAlex, Takafumi Ichida has authored 209 papers receiving a total of 8.8k indexed citations (citations by other indexed papers that have themselves been cited), including 133 papers in Hepatology, 95 papers in Epidemiology and 56 papers in Surgery. Recurrent topics in Takafumi Ichida's work include Liver Disease Diagnosis and Treatment (75 papers), Hepatitis C virus research (41 papers) and Liver Disease and Transplantation (41 papers). Takafumi Ichida is often cited by papers focused on Liver Disease Diagnosis and Treatment (75 papers), Hepatitis C virus research (41 papers) and Liver Disease and Transplantation (41 papers). Takafumi Ichida collaborates with scholars based in Japan, United States and Belgium. Takafumi Ichida's co-authors include Hitoshi Asakura, Yutaka Matsuyama, Yasunobu Matsuda, Masatoshi Makuuchi, Masao Omata, Masamichi Kojiro, Michiie Sakamoto, Shigeki Arii, Kenichi Takayasu and Yasuni Nakanuma and has published in prestigious journals such as The Journal of Experimental Medicine, Journal of Clinical Oncology and Annals of Internal Medicine.

In The Last Decade

Takafumi Ichida

201 papers receiving 8.5k 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.

Prospective Cohort Study of Transarterial Chemoembolization for Unresectable Hepatocellular Carcinoma in 8510 Patients

2006 652 citations Takafumi Ichida, Yutaka Matsuyama et al. Gastroenterology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Takafumi Ichida Japan	49	6.0k	4.4k	2.0k	1.4k	1.2k	209	8.8k
Dominique Wendum France	49	3.9k 0.7×	3.7k 0.8×	2.4k 1.2×	1.4k 1.0×	1.1k 0.9×	149	7.5k
Laura Rubbia‐Brandt Switzerland	53	5.9k 1.0×	4.1k 0.9×	2.9k 1.4×	1.4k 1.0×	3.1k 2.6×	210	10.3k
Francesco Callea Italy	33	4.7k 0.8×	4.5k 1.0×	1.5k 0.8×	930 0.6×	776 0.7×	158	8.0k
Hiromitsu Saisho Japan	53	3.3k 0.6×	2.9k 0.7×	2.5k 1.2×	2.1k 1.4×	3.1k 2.6×	260	9.3k
Alberto Quaglia United Kingdom	48	4.1k 0.7×	3.5k 0.8×	3.1k 1.6×	924 0.6×	1.2k 1.0×	198	7.8k
Andrew D. Clouston Australia	57	3.8k 0.6×	4.9k 1.1×	2.7k 1.3×	1.4k 1.0×	2.4k 2.0×	197	11.4k
Hans Peter Dienes Germany	48	2.3k 0.4×	2.4k 0.5×	2.1k 1.1×	1.8k 1.2×	1.4k 1.2×	130	6.9k
Kenichi Harada Japan	51	3.2k 0.5×	3.3k 0.8×	4.9k 2.4×	1.8k 1.3×	1.9k 1.6×	334	9.6k
Mario Strazzabosco Italy	52	3.5k 0.6×	2.3k 0.5×	4.1k 2.0×	1.7k 1.2×	2.2k 1.8×	226	8.4k
Hiromi Ishibashi Japan	43	3.8k 0.6×	3.3k 0.7×	1.6k 0.8×	1.1k 0.8×	691 0.6×	234	6.7k

Countries citing papers authored by Takafumi Ichida

Since Specialization

Citations

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

Fields of papers citing papers by Takafumi Ichida

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Takafumi Ichida

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

Angata, Kiyohiko, M. Sogabe, Shunsuke Sato, et al.. (2022). Serum O-glycosylated hepatitis B surface antigen levels in patients with chronic hepatitis B during nucleos(t)ide analog therapy. BMC Gastroenterology. 22(1). 270–270. 6 indexed citations

Genda, Takuya, Takafumi Ichida, Eiji Tanaka, et al.. (2022). Allograft liver failure awaiting liver transplantation in Japan. Journal of Gastroenterology. 57(7). 495–504. 1 indexed citations

Mochida, Satoshi, Yasuhiro Takikawa, Makoto Oketani, et al.. (2014). Classification of the etiologies of acute liver failure in Japan -A Report by the Intractable Hepato-Biliary Diseases Study Group of Japan-. Kanzo. 55(2). 132–135. 3 indexed citations

Hasegawa, Kiyoshi, Masatoshi Makuuchi, Norihiro Kokudo, et al.. (2013). Impact of Histologically Confirmed Lymph Node Metastases on Patient Survival After Surgical Resection for Hepatocellular Carcinoma. Annals of Surgery. 259(1). 166–170. 48 indexed citations

Yamagiwa, Satoshi, Hiroteru Kamimura, & Takafumi Ichida. (2009). Natural killer cell receptors and their ligands in liver diseases. Medical Molecular Morphology. 42(1). 1–8. 26 indexed citations

Takahashi, Kazuhiro, Kosuke Okada, Jae‐Heon Kang, et al.. (2005). A lineage of hepatitis E virus within genotype IV, associated with severe forms of hepatitis. Kanzo. 46(6). 389–390. 13 indexed citations

Ichida, Takafumi, Yoshifumi Shimada, Hiroki Mori, M. Ishikawa, & Kaoru Ogawa. (2005). Present condition of liver transplantation and future problem. 9. HCV reinfection after liver transplantation. Present states and measures.. Kanzo. 46(6). 344–351. 1 indexed citations

Ichida, Takafumi. (2005). Reinfection of hepatitis C and measures.. Kanzo. 46(9). 529–533. 1 indexed citations

Kamimura, Kenya, Toru Takahashi, Takashi Yamamoto, et al.. (2004). An autopsied case of cholangiocellular carcinoma associated with autoimmune hepatitis. Kanzo. 45(6). 313–319. 1 indexed citations

10.

Sugauchi, Fuminaka, Etsuro Orito, Takafumi Ichida, et al.. (2003). Epidemiologic and virologic characteristics of hepatitis B virus genotype B having the recombination with genotype C. Gastroenterology. 124(4). 925–932. 171 indexed citations

11.

Ichida, Takafumi. (2001). . Kanzo. 42(2). 63–75. 2 indexed citations

12.

Ichida, Takafumi, et al.. (2000). Living related-donor liver transplantation for adult fulminant hepatic failure. 97. 2 indexed citations

13.

Yamagiwa, Satoshi, Takafumi Ichida, Kazunari Sato, et al.. (2000). Liposome‐encapsulated OK‐432 specifically and sustainedly induces hepatic natural killer cells and intermediate T cell receptor cells. Journal of Gastroenterology and Hepatology. 15(5). 542–549. 2 indexed citations

14.

Waguri, Nobuo, et al.. (1997). Three cases of hepatocellular carcinoma complicated orbital and skull base bone metastasis.. Kanzo. 38(11). 660–667. 2 indexed citations

15.

Takenaka, Kazumasa, S. Sasaki, Atsushi Uchida, et al.. (1996). GABA-ergic stimulation in hypothalamic pressor area induces larger sympathetic and cardiovascular depression in spontaneously hypertensive rats. American Journal of Hypertension. 9(10). 964–972. 31 indexed citations

16.

Ichida, Takafumi, Masashi Kato, Masashi Watanabe, et al.. (1992). Treatment of hepatocellular carcinoma with a CDDP-epirubicin-lipiodol suspension: a pilot clinico-pharmacological study. Cancer Chemotherapy and Pharmacology. 31(S1). S51–S54. 11 indexed citations

17.

Hata, Kojiro, Showgo Ohkoshi, Minoru Nomoto, et al.. (1992). A case of hepatocellular carcinoma in primary biliary cirrhosis positive for anti-HCV.. Kanzo. 33(2). 167–173. 3 indexed citations

18.

Ichida, Takafumi, et al.. (1992). The study of intra-arterial injection chemotherapy with Cisplatin-Epirubicin-Lipiodol Emulsion(CELE) for hepatocellular carcinoma.. Drug Delivery System. 7(6). 423–429. 1 indexed citations

19.

Ichida, Takafumi, et al.. (1982). . Kanzo. 23(10). 1193–1202. 1 indexed citations

20.

Ichida, Takafumi, et al.. (1982). . Kanzo. 23(6). 629–640. 2 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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