Kenji Takakura

5.6k total citations · 1 hit paper
92 papers, 4.6k citations indexed

About

Kenji Takakura is a scholar working on Immunology, Public Health, Environmental and Occupational Health and Obstetrics and Gynecology. According to data from OpenAlex, Kenji Takakura has authored 92 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 39 papers in Immunology, 23 papers in Public Health, Environmental and Occupational Health and 21 papers in Obstetrics and Gynecology. Recurrent topics in Kenji Takakura's work include Reproductive System and Pregnancy (29 papers), Reproductive Biology and Fertility (16 papers) and Endometriosis Research and Treatment (11 papers). Kenji Takakura is often cited by papers focused on Reproductive System and Pregnancy (29 papers), Reproductive Biology and Fertility (16 papers) and Endometriosis Research and Treatment (11 papers). Kenji Takakura collaborates with scholars based in Japan, United States and France. Kenji Takakura's co-authors include Masaki Mandai, Shingo Fujii, Toshihiro Higuchi, Ken Yamaguchi, Junzo Hamanishi, Takahide Mori, Haruhiko Yagi, Masashi Iwasaki, Yoshimasa Tanaka and Tasuku Honjo and has published in prestigious journals such as Proceedings of the National Academy of Sciences, SHILAP Revista de lepidopterología and The Journal of Immunology.

In The Last Decade

Kenji Takakura

92 papers receiving 4.5k 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.

Programmed cell death 1 ligand 1 and tumor-infiltrating CD8 ⁺ T lymphocytes are prognostic factors of human ovarian cancer

2007 1.2k citations Junzo Hamanishi, Masaki Mandai et al. Proceedings of the National Academy of Sciences profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Kenji Takakura Japan	35	1.9k	1.6k	1.2k	926	809	92	4.6k
Torsten Wahlström Finland	43	1.0k 0.5×	1.1k 0.7×	701 0.6×	1.4k 1.5×	857 1.1×	158	5.5k
Susan J. Kimber United Kingdom	42	1.7k 0.9×	971 0.6×	240 0.2×	2.4k 2.6×	634 0.8×	156	5.1k
Michael McMaster United States	38	4.0k 2.1×	1.1k 0.7×	334 0.3×	1.6k 1.7×	3.6k 4.5×	61	7.3k
Hongmei Wang China	33	1.1k 0.6×	560 0.4×	253 0.2×	1.8k 2.0×	978 1.2×	156	4.0k
Paola Vacca Italy	42	3.5k 1.9×	488 0.3×	1.4k 1.1×	596 0.6×	471 0.6×	99	4.5k
Jean Michel Foidart Belgium	32	494 0.3×	405 0.3×	1.3k 1.0×	1.2k 1.3×	190 0.2×	70	4.1k
Ov D. Slayden United States	32	1.3k 0.7×	1.5k 1.0×	129 0.1×	418 0.5×	680 0.8×	109	3.0k
Tadashi Kimura Japan	32	651 0.3×	1.3k 0.8×	1.0k 0.8×	889 1.0×	1.2k 1.5×	161	3.5k
Craig A. Harrison Australia	40	611 0.3×	591 0.4×	356 0.3×	3.1k 3.3×	157 0.2×	108	4.6k
Gary W. Wood United States	29	1.5k 0.8×	186 0.1×	430 0.3×	409 0.4×	369 0.5×	71	2.4k

Countries citing papers authored by Kenji Takakura

Since Specialization

Citations

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

Fields of papers citing papers by Kenji Takakura

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Kenji Takakura

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Nirengi, Shinsuke, et al.. (2020). Association of Dietary Change during Pregnancy with Large-for-Gestational Age Births: A Prospective Observational Study. Journal of Nutritional Science and Vitaminology. 66(3). 246–254. 2 indexed citations

Matsumura, Noriomi, Masaki Mandai, Junzo Hamanishi, et al.. (2008). Immunostimulatory effect of Fms-like tyrosine kinase 3 ligand on peripheral monocyte-derived dendritic cells and natural killer cells: Utilization for ovarian cancer treatment. Oncology Reports. 19(2). 505–15. 6 indexed citations

Hamanishi, Junzo, Toshihiro Higuchi, Masaki Mandai, et al.. (2008). Intractable recurrent cervical cancer with pelvic bone involvement successfully treated with external hemipelvectomy. Journal of obstetrics and gynaecology research. 34(1). 112–116. 6 indexed citations

Higuchi, Toshihiro, et al.. (2008). Lactoferrin is associated with a decrease in oocyte depletion in mice receiving cyclophosphamide. Fertility and Sterility. 91(5). 2069–2078.e1. 9 indexed citations

Hamanishi, Junzo, Masaki Mandai, Masashi Iwasaki, et al.. (2007). Programmed cell death 1 ligand 1 and tumor-infiltrating CD8 ⁺ T lymphocytes are prognostic factors of human ovarian cancer. Proceedings of the National Academy of Sciences. 104(9). 3360–3365. 1155 indexed citations breakdown →

Baba, Tsukasa, Masatoshi Kariya, Toshihiro Higuchi, et al.. (2007). Neuropilin-1 promotes unlimited growth of ovarian cancer by evading contact inhibition. Gynecologic Oncology. 105(3). 703–711. 35 indexed citations

Kobayashi, Hiroshi, Kazuhiro Sumimoto, Nobuhiko Moniwa, et al.. (2006). Risk of developing ovarian cancer among women with ovarian endometrioma: a cohort study in Shizuoka, Japan. International Journal of Gynecological Cancer. 17(1). 37–43. 228 indexed citations

Hirose, Masaya, Minoru Akiyama, Kenji Takakura, & Yoichi Noda. (2001). Active Crohn Disease With Maternal Vitamin K Deficiency and Fetal Subdural Hematoma. Obstetrics and Gynecology. 98(5, Part 2). 919–921. 2 indexed citations

Kimura, Fuminori, Kenji Takakura, Koichi Takebayashi, et al.. (2001). Messenger ribonucleic acid for the mouse decidual prolactin is present and induced duringin vitrodecidualization of endometrial stromal cells. Gynecological Endocrinology. 15(6). 426–432. 36 indexed citations

10.

Fujiwara, Hiroshi, M Maeda, Kimitoshi Imai, et al.. (1992). Human luteal cells express dipeptidyl peptidase IV on the cell surface.. The Journal of Clinical Endocrinology & Metabolism. 75(5). 1352–1357. 30 indexed citations

11.

Nakamura, Osamu, Ken Ueki, Toshifumi Hibi∥, et al.. (1992). [Inhibition of neovascularization and tumor growth by dexamethasone].. PubMed. 44(1). 37–41. 2 indexed citations

12.

Mori, Tomoya, Kenji Takakura, K. Narimoto, et al.. (1991). Endocrine and Immune Implications of Human Endometrial Decidualization in Implantation^a. Annals of the New York Academy of Sciences. 626(1). 321–328. 4 indexed citations

13.

Iwai, Masazumi, Keiko Yasuda, Masatsune Fukuoka, et al.. (1991). Luteinizing Hormone Induces Progesterone Receptor Gene Expression in Cultured Porcine Granulosa Cells. Endocrinology. 129(3). 1621–1627. 45 indexed citations

14.

Okamoto, Norihiko L., Yoshiaki Uchida, Kenji Takakura, et al.. (1991). Suppression by Human Placental Protein 14 of Natural Killer Cell Activity. American Journal of Reproductive Immunology. 26(4). 137–142. 198 indexed citations

15.

Takakura, Kenji, Shunzo Taii, K. Narimoto, et al.. (1991). The Expression of c-kit Protein during Oogenesis and Early Embryonic Development1. Biology of Reproduction. 45(4). 547–552. 123 indexed citations

16.

Yasuda, Keiko, Masatsune Fukuoka, Shunzo Taii, Kenji Takakura, & Takahide Mori. (1990). Inhibitory Effects of Interleukin-1 on Follicle-Stimulating Hormone Induction of Aromatase Activity, Progesterone Secretion, and Functional Luteinizing Hormone Receptors in Cultures of Porcine Granulosa Cells1. Biology of Reproduction. 43(6). 905–912. 44 indexed citations

17.

Fukuoka, Masatsune, Shunzo Taii, Keiko Yasuda, Kenji Takakura, & Takahide Mori. (1989). Inhibitory Effects of Interleukin-1 on Luteinizing Hormone-Stimulated Adenosine 3′,5′-Monophosphate Accumulation by Cultured Porcine Granulosa Cells*. Endocrinology. 125(1). 136–143. 36 indexed citations

18.

Fukuoka, Masatsune, et al.. (1989). Interleukin-1 Stimulates Growth and Inhibits Progesterone Secretion in Cultures of Porcine Granulosa Cells*. Endocrinology. 124(2). 884–890. 82 indexed citations

19.

Takakura, Kenji, Shunzo Taii, Masatsune Fukuoka, et al.. (1989). Interleukin-2 Receptor/p55(Tac)-Inducing Activity in Porcine Follicular Fluids*. Endocrinology. 125(2). 618–623. 46 indexed citations

20.

Konishi, Ikuo, et al.. (1987). Intravenous Leiomyomatosis of the Uterus: A Light and Electron Microscopic Study. Asia-Oceania Journal of Obstetrics and Gynaecology. 13(4). 417–426. 4 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.

Explore authors with similar magnitude of impact