Ken‐ichi Nakahama

3.2k total citations · 1 hit paper
70 papers, 2.6k citations indexed

About

Ken‐ichi Nakahama is a scholar working on Molecular Biology, Oncology and Genetics. According to data from OpenAlex, Ken‐ichi Nakahama has authored 70 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 49 papers in Molecular Biology, 14 papers in Oncology and 10 papers in Genetics. Recurrent topics in Ken‐ichi Nakahama's work include Connexins and lens biology (11 papers), Bone Metabolism and Diseases (11 papers) and Bone health and treatments (8 papers). Ken‐ichi Nakahama is often cited by papers focused on Connexins and lens biology (11 papers), Bone Metabolism and Diseases (11 papers) and Bone health and treatments (8 papers). Ken‐ichi Nakahama collaborates with scholars based in Japan, United States and Thailand. Ken‐ichi Nakahama's co-authors include Ikuo Morita, Mamoru Nagano, Yasufumi Shigeyoshi, Akihito Adachi, Satoko Hayashi, Hisanori Wakamatsu, Masamitsu Iino, Wenbin Chen, Hiroki R. Ueda and Seiichi Hashimoto and has published in prestigious journals such as Nature, Nucleic Acids Research and Journal of Biological Chemistry.

In The Last Decade

Ken‐ichi Nakahama

69 papers receiving 2.6k 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 transcription factor response element for gene expression during circadian night

2002 709 citations Hiroki R. Ueda, Wenbin Chen et al. Nature profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ken‐ichi Nakahama Japan	24	982	856	462	345	274	70	2.6k
Gail Kilroy United States	30	1.7k 1.7×	641 0.7×	1.1k 2.4×	131 0.4×	404 1.5×	46	4.8k
Sanjin Zvonic United States	17	868 0.9×	694 0.8×	930 2.0×	113 0.3×	92 0.3×	21	3.2k
Hyuk Wan Ko South Korea	29	1.4k 1.4×	601 0.7×	190 0.4×	550 1.6×	516 1.9×	68	2.6k
Takaaki Sokabe Japan	29	1.0k 1.1×	336 0.4×	552 1.2×	721 2.1×	232 0.8×	44	3.3k
Byung Ju Lee South Korea	32	1.1k 1.1×	410 0.5×	278 0.6×	328 1.0×	94 0.3×	139	3.1k
Jia‐Da Li China	29	1.2k 1.3×	574 0.7×	326 0.7×	599 1.7×	80 0.3×	131	3.0k
Takeshi Takarada Japan	30	1.7k 1.7×	433 0.5×	550 1.2×	609 1.8×	52 0.2×	130	3.5k
Maria C. Jordan United States	32	2.3k 2.3×	271 0.3×	523 1.1×	651 1.9×	87 0.3×	93	3.9k
Elizabeth A. Pollina United States	13	1.7k 1.7×	163 0.2×	457 1.0×	196 0.6×	94 0.3×	15	2.7k

Countries citing papers authored by Ken‐ichi Nakahama

Since Specialization

Citations

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

Fields of papers citing papers by Ken‐ichi Nakahama

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ken‐ichi Nakahama. 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 Ken‐ichi Nakahama. The network helps show where Ken‐ichi Nakahama may publish in the future.

Co-authorship network of co-authors of Ken‐ichi Nakahama

This figure shows the co-authorship network connecting the top 25 collaborators of Ken‐ichi Nakahama. A scholar is included among the top collaborators of Ken‐ichi Nakahama 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 Ken‐ichi Nakahama. Ken‐ichi Nakahama 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

Asano, Toshifumi, et al.. (2024). Development of an optogenetics tool, Opto-RANK, for control of osteoclast differentiation using blue light. Scientific Reports. 14(1). 1749–1749. 1 indexed citations

Fujioka, Atsuko, Mamoru Nagano, Keisuke Ikegami, et al.. (2022). Circadian expression and specific localization of synaptotagmin17 in the suprachiasmatic nucleus, the master circadian oscillator in mammals. Brain Research. 1798. 148129–148129. 3 indexed citations

Maruyama, Junichi, Kaori Honda, Yasumitsu Kondoh, et al.. (2021). CSE1L promotes nuclear accumulation of transcriptional coactivator TAZ and enhances invasiveness of human cancer cells. Journal of Biological Chemistry. 297(1). 100803–100803. 14 indexed citations

Hirayama, Jun, Jun Tomita, Yusuke Maruyama, et al.. (2019). The clock components Period2, Cryptochrome1a, and Cryptochrome2a function in establishing light-dependent behavioral rhythms and/or total activity levels in zebrafish. Scientific Reports. 9(1). 196–196. 20 indexed citations

Ichinose, Shizuko, et al.. (2016). Involvement of CX3CL1 in the Migration of Osteoclast Precursors Across Osteoblast Layer Stimulated by Interleukin‐1ß. Journal of Cellular Physiology. 232(7). 1739–1745. 28 indexed citations

Nakahama, Ken‐ichi, et al.. (2014). Acute hypoxia affects P-TEFb through HDAC3 and HEXIM1-dependent mechanism to promote gene-specific transcriptional repression. Nucleic Acids Research. 42(14). 8954–8969. 15 indexed citations

Akiyama, Masako, et al.. (2010). The effects of polyunsaturated fatty acids and their metabolites on osteoclastogenesis in vitro. Prostaglandins & Other Lipid Mediators. 92(1-4). 85–90. 39 indexed citations

Nakahama, Ken‐ichi. (2010). Cellular communications in bone homeostasis and repair. Cellular and Molecular Life Sciences. 67(23). 4001–4009. 123 indexed citations

Kobayashi, Akiko, Motohiro Komaki, Hideshi Hattori, et al.. (2009). Implantation of Capillary Structure Engineered by Optical Lithography Improves Hind Limb Ischemia in Mice. Tissue Engineering Part A. 16(3). 953–959. 14 indexed citations

10.

Kaneda, Makoto, et al.. (2009). The steady-state expression of connexin43 is maintained by the PI3K/Akt in osteoblasts. Biochemical and Biophysical Research Communications. 382(2). 440–444. 27 indexed citations

11.

Wang, Jiying, Kyoko Ohno‐Matsui, Takeshi Yoshida, et al.. (2008). Altered Function of Factor I Caused by Amyloid β: Implication for Pathogenesis of Age-Related Macular Degeneration from Drusen. The Journal of Immunology. 181(1). 712–720. 64 indexed citations

12.

Kojima, Ariko, Ken‐ichi Nakahama, Kyoko Ohno‐Matsui, et al.. (2007). Connexin 43 contributes to differentiation of retinal pigment epithelial cells via cyclic AMP signaling. Biochemical and Biophysical Research Communications. 366(2). 532–538. 29 indexed citations

13.

Nakahama, Ken‐ichi, et al.. (2007). Protein kinase CK2 is a key activator of histone deacetylase in hypoxia‐associated tumors. International Journal of Cancer. 122(2). 333–341. 91 indexed citations

14.

Nakano, Yasuhiro, Kenji Ishihara, Makoto Kaneda, et al.. (2006). Inhibition of vacuolar‐type (H⁺)‐ATPase by the cytostatic macrolide apicularen A and its role in apicularen A‐induced apoptosis in RAW 264.7 cells. FEBS Letters. 580(11). 2723–2730. 12 indexed citations

15.

Yoshimura, Hideaki�, et al.. (2006). Transforming growth factor-β stimulates IL-1β-induced monocyte chemoattractant protein-1 expression in human synovial cells via the ERK/AP-1 pathway. Inflammation Research. 55(12). 543–549. 22 indexed citations

16.

Nakahama, Ken‐ichi, et al.. (2004). Induction of cyclooxygenase-1 in cultured synovial cells isolated from rheumatoid arthritis patients. Inflammation Research. 53(6). 217–222. 8 indexed citations

17.

Iwasaki, Takuya, Ken‐ichi Nakahama, Mamoru Nagano, et al.. (2004). A partial hepatectomy results in altered expression of clock-related and cyclic glyceraldehyde 3-phosphate dehydrogenase (GAPDH) genes. Life Sciences. 74(25). 3093–3102. 6 indexed citations

18.

Satoh, Shinsuke, Hitoshi Matsumura, Tomoko Nakajima, et al.. (2003). Inhibition of rostral basal forebrain neurons promotes wakefulness and induces FOS in orexin neurons. European Journal of Neuroscience. 17(8). 1635–1645. 19 indexed citations

19.

Ueda, Hiroki R., Wenbin Chen, Akihito Adachi, et al.. (2002). A transcription factor response element for gene expression during circadian night. Nature. 418(6897). 534–539. 709 indexed citations breakdown →

20.

Nakahama, Ken‐ichi, et al.. (1986). Time-measurement system underlying the photoperiodic control of pupal diapause in the swallowtail,Papilio xuthus L.--A trial for the application of the external coincidence model. ZOOLOGICAL SCIENCE. 3(5). 837–846. 1 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