Ko Takigami

1.0k total citations · 1 hit paper
12 papers, 850 citations indexed

About

Ko Takigami is a scholar working on Surgery, Physiology and Molecular Biology. According to data from OpenAlex, Ko Takigami has authored 12 papers receiving a total of 850 indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Surgery, 4 papers in Physiology and 2 papers in Molecular Biology. Recurrent topics in Ko Takigami's work include Xenotransplantation and immune response (7 papers), Organ Transplantation Techniques and Outcomes (6 papers) and Adenosine and Purinergic Signaling (4 papers). Ko Takigami is often cited by papers focused on Xenotransplantation and immune response (7 papers), Organ Transplantation Techniques and Outcomes (6 papers) and Adenosine and Purinergic Signaling (4 papers). Ko Takigami collaborates with scholars based in United States, Japan and Belgium. Ko Takigami's co-authors include Fritz H. Bach, Eva Csizmadia, Koichiro Sato, Miguel P. Soares, Josef Anrather, Y. Lin, R B Colvin, Augustine M.K. Choi, Shane T. Grey and Kenneth D. Poss and has published in prestigious journals such as Nature Medicine, The Journal of Immunology and Transplantation.

In The Last Decade

Ko Takigami

12 papers receiving 838 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.

Expression of heme oxygenase-1 can determine cardiac xenograft survival

1998 525 citations Miguel P. Soares, Y. Lin et al. Nature Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ko Takigami United States	9	485	336	163	119	117	12	850
George Z. Fadda United States	18	381 0.8×	231 0.7×	59 0.4×	190 1.6×	111 0.9×	51	932
Xiaowei Liu China	15	322 0.7×	172 0.5×	128 0.8×	66 0.6×	32 0.3×	56	1.0k
Meshell Johnson United States	12	298 0.6×	122 0.4×	30 0.2×	21 0.2×	11 0.1×	15	779
Wolf‐Dieter Illner Germany	12	71 0.1×	431 1.3×	38 0.2×	62 0.5×	65 0.6×	20	742
S. Bianchi Italy	12	137 0.3×	79 0.2×	14 0.1×	24 0.2×	53 0.5×	25	542
Yutaka Ejima Japan	14	149 0.3×	91 0.3×	22 0.1×	16 0.1×	27 0.2×	65	579
Shaul G. Massry United States	12	116 0.2×	67 0.2×	58 0.4×	44 0.4×	37 0.3×	20	467
I. Zamproni Italy	14	363 0.7×	275 0.8×	121 0.7×	171 1.4×	86 0.7×	18	1.1k
Kristian‐Christos Ngamsri Germany	13	196 0.4×	30 0.1×	20 0.1×	21 0.2×	25 0.2×	26	563
Jen‐Jar Lin United States	10	108 0.2×	46 0.1×	56 0.3×	23 0.2×	34 0.3×	23	377

Countries citing papers authored by Ko Takigami

Since Specialization

Citations

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

Fields of papers citing papers by Ko Takigami

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ko Takigami

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

All Works

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12 of 12 papers shown

1.

Imai, Masato, Ko Takigami, Olaf Guckelberger, et al.. (2000). RECOMBINANT ADENOVIRAL MEDIATED CD39 GENE TRANSFER PROLONGS CARDIAC XENOGRAFT SURVIVAL1. Transplantation. 70(6). 864–870. 50 indexed citations

2.

Imai, Masato, Ko Takigami, Olaf Guckelberger, et al.. (2000). CD39/vascular ATP diphosphohydrolase modulates xenograft survival. Transplantation Proceedings. 32(5). 969–969. 19 indexed citations

3.

Sato, Koichiro, Ko Takigami, T Miyatake, et al.. (1999). SUPPRESSION OF DELAYED XENOGRAFT REJECTION BY SPECIFIC DEPLETION OF ELICITED ANTIBODIES OF THE IgM ISOTYPE1. Transplantation. 68(6). 844–854. 19 indexed citations

4.

Lin, Yuan, Miguel P. Soares, Koichiro Sato, et al.. (1999). Rejection of Cardiac Xenografts by CD4+ or CD8+ T Cells. The Journal of Immunology. 162(2). 1206–1214. 25 indexed citations

5.

Soares, Miguel P., et al.. (1999). Rejection of hamster cardiac xenografts by rat CD4+ or CD8+ T cells. Transplantation Proceedings. 31(1-2). 959–960. 3 indexed citations

6.

Sato, Koichiro, Yuan Lin, R. Neal Smith, et al.. (1999). Early Inhibition of heme oxygenase enzymatic activity precipitates xenograft rejection.. Transplantation. 67(7). S135–S135. 1 indexed citations

7.

Imai, Masato, Ko Takigami, Olaf Guckelberger, et al.. (1999). Modulation of Nucleotide Triphosphate Diphosphohydrolase-1 (NTPDase-1)/cd39 in Xenograft Rejection. Molecular Medicine. 5(11). 743–752. 35 indexed citations

8.

Soares, Miguel P., Yuan Lin, Koichiro Sato, et al.. (1999). Pathogenesis of and potential therapies for delayed xenograft rejection. Current Opinion in Organ Transplantation. 4(1). 80–80. 7 indexed citations

9.

Lin, Yuan, Miguel P. Soares, Koichiro Sato, et al.. (1999). Accommodated Xenografts Survive in the Presence of Anti-Donor Antibodies and Complement That Precipitate Rejection of Naive Xenografts. The Journal of Immunology. 163(5). 2850–2857. 60 indexed citations

10.

Imai, Masato, Ko Takigami, Olaf Guckelberger, et al.. (1999). Modulation of nucleoside [correction of nucleotide] triphosphate diphosphohydrolase-1 (NTPDase-1)cd39 in xenograft rejection.. PubMed. 5(11). 743–52. 38 indexed citations

11.

Miyatake, T, Koichiro Sato, Ko Takigami, et al.. (1998). Complement-Fixing Elicited Antibodies Are a Major Component in the Pathogenesis of Xenograft Rejection. The Journal of Immunology. 160(8). 4114–4123. 68 indexed citations

12.

Soares, Miguel P., Y. Lin, Josef Anrather, et al.. (1998). Expression of heme oxygenase-1 can determine cardiac xenograft survival. Nature Medicine. 4(9). 1073–1077. 525 indexed citations breakdown →

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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