Tomohiko Ohta

7.1k total citations · 1 hit paper
117 papers, 5.4k citations indexed

About

Tomohiko Ohta is a scholar working on Molecular Biology, Oncology and Genetics. According to data from OpenAlex, Tomohiko Ohta has authored 117 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 81 papers in Molecular Biology, 35 papers in Oncology and 17 papers in Genetics. Recurrent topics in Tomohiko Ohta's work include Ubiquitin and proteasome pathways (27 papers), DNA Repair Mechanisms (26 papers) and Cancer-related Molecular Pathways (19 papers). Tomohiko Ohta is often cited by papers focused on Ubiquitin and proteasome pathways (27 papers), DNA Repair Mechanisms (26 papers) and Cancer-related Molecular Pathways (19 papers). Tomohiko Ohta collaborates with scholars based in Japan, United States and United Kingdom. Tomohiko Ohta's co-authors include Mamoru Fukuda, Hiroyuki Nishikawa, Wenwen Wu, Yue Xiong, Jennifer J. Carlisle Michel, Yue Xiong, Arndt Schottelius, Ayaka Koike, Ichiro Maeda and Haruki Ogata and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Nucleic Acids Research and Journal of Biological Chemistry.

In The Last Decade

Tomohiko Ohta

114 papers receiving 5.3k 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.

The RING Heterodimer BRCA1-BARD1 Is a Ubiquitin Ligase Inactivated by a Breast Cancer-derived Mutation

2001 526 citations Mamoru Fukuda, Ichiro Maeda et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Tomohiko Ohta Japan	40	4.4k	1.5k	935	657	623	117	5.4k
Peter J. Stambrook United States	40	3.6k 0.8×	1.4k 0.9×	887 0.9×	941 1.4×	713 1.1×	111	4.9k
Daniel J. Donoghue United States	44	4.2k 0.9×	1.1k 0.8×	1.4k 1.5×	1.1k 1.7×	391 0.6×	127	5.6k
Matthias Dobbelstein Germany	44	4.7k 1.1×	2.7k 1.8×	996 1.1×	404 0.6×	1.3k 2.0×	129	6.1k
Harry Vrieling Netherlands	43	4.0k 0.9×	967 0.6×	746 0.8×	546 0.8×	1.2k 1.9×	117	5.5k
Keith Harshman Switzerland	26	3.2k 0.7×	1.9k 1.3×	497 0.5×	462 0.7×	906 1.5×	43	5.0k
Beric R. Henderson Australia	40	4.1k 0.9×	753 0.5×	764 0.8×	699 1.1×	427 0.7×	90	5.1k
Alberto Ciccia United States	28	6.6k 1.5×	2.2k 1.4×	844 0.9×	735 1.1×	1.1k 1.7×	45	7.5k
Cynthia Timmers United States	32	3.3k 0.7×	1.5k 1.0×	664 0.7×	423 0.6×	1.1k 1.7×	76	4.6k
David A. Gillespie United Kingdom	38	5.7k 1.3×	2.1k 1.4×	882 0.9×	1.4k 2.1×	1.1k 1.7×	109	7.6k
Shigeo Sato Japan	41	4.4k 1.0×	1.9k 1.3×	453 0.5×	522 0.8×	1.0k 1.7×	71	6.4k

Countries citing papers authored by Tomohiko Ohta

Since Specialization

Citations

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

Fields of papers citing papers by Tomohiko Ohta

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Tomohiko Ohta

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

Nihira, Naoe Taira, Wenwen Wu, M Hosoi, et al.. (2025). Nuclear PD-L1 triggers tumour-associated inflammation upon DNA damage. EMBO Reports. 26(3). 635–655. 5 indexed citations

Wu, Wenwen, Jing Zhu, Naoe Taira Nihira, et al.. (2024). Ribosomal S6 kinase (RSK) plays a critical role in DNA damage response via the phosphorylation of histone lysine demethylase KDM4B. Breast Cancer Research. 26(1). 146–146. 2 indexed citations

Nakagawa, Saki, Minoru Miyashita, Ichiro Maeda, et al.. (2024). Potential role of Fbxo22 in resistance to endocrine therapy in breast cancer with invasive lobular carcinoma. Breast Cancer Research and Treatment. 204(3). 453–463. 2 indexed citations

Zhu, Jing, Wenwen Wu, Naoe Taira Nihira, et al.. (2022). Alteration of Trop-2 expression in breast cancer cells by clinically used therapeutic agents and acquired tamoxifen resistance. Breast Cancer. 29(6). 1076–1087. 12 indexed citations

Wu, Wenwen, et al.. (2021). HERC2 inactivation abrogates nucleolar localization of RecQ helicases BLM and WRN. Scientific Reports. 11(1). 360–360. 11 indexed citations

Wu, Wenwen, Nana Rokutanda, Yongqiang Lai, et al.. (2018). HERC2 Facilitates BLM and WRN Helicase Complex Interaction with RPA to Suppress G-Quadruplex DNA. Cancer Research. 78(22). 6371–6385. 47 indexed citations

Wu, Wenwen, Hiroyuki Nishikawa, Vinayak Vittal, et al.. (2015). Interaction of BARD1 and HP1 Is Required for BRCA1 Retention at Sites of DNA Damage. Cancer Research. 75(7). 1311–1321. 74 indexed citations

Izawa, Naoki, Wenwen Wu, Ko Sato, et al.. (2011). HERC2 Interacts with Claspin and Regulates DNA Origin Firing and Replication Fork Progression. Cancer Research. 71(17). 5621–5625. 39 indexed citations

Koike, Ayaka, Hiroyuki Nishikawa, Wenwen Wu, et al.. (2010). Recruitment of Phosphorylated NPM1 to Sites of DNA Damage through RNF8-Dependent Ubiquitin Conjugates. Cancer Research. 70(17). 6746–6756. 90 indexed citations

10.

Wu, Wenwen, Ko Sato, Ayaka Koike, et al.. (2010). HERC2 Is an E3 Ligase That Targets BRCA1 for Degradation. Cancer Research. 70(15). 6384–6392. 118 indexed citations

11.

Asakawa, Hideki, Hirotaka Koizumi, Ayaka Koike, et al.. (2010). Prediction of breast cancer sensitivity to neoadjuvant chemotherapy based on status of DNA damage repair proteins. Breast Cancer Research. 12(2). R17–R17. 73 indexed citations

12.

Ohta, Tomohiko, Wenwen Wu, Ayaka Koike, et al.. (2009). Contemplating chemosensitivity of basal-like breast cancer based on BRCA1 dysfunction. Breast Cancer. 16(4). 268–274. 8 indexed citations

13.

Nishikawa, Hiroyuki, Wenwen Wu, Ayaka Koike, et al.. (2008). BRCA1-Associated Protein 1 Interferes with BRCA1/BARD1 RING Heterodimer Activity. Cancer Research. 69(1). 111–119. 167 indexed citations

14.

Wu, Wenwen, Hiroyuki Nishikawa, Ryosuke Hayami, et al.. (2007). BRCA1 Ubiquitinates RPB8 in Response to DNA Damage. Cancer Research. 67(3). 951–958. 34 indexed citations

15.

Ohta, Tomohiko, et al.. (2007). A CASE OF INTRADUCTAL APOCRINE CARCINOMA OF THE BREAST. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 68(8). 1918–1922. 2 indexed citations

16.

Shimo, Arata, Toshihiko Nishidate, Tomohiko Ohta, et al.. (2006). Elevated expression of protein regulator of cytokinesis 1, involved in the growth of breast cancer cells. Cancer Science. 98(2). 174–181. 87 indexed citations

17.

Elnemr, Ayman, Tomohiko Ohta, Tohru Tani, et al.. (2001). Anomalous pancreaticobiliary ductal junction without bile duct dilatation in gallbladder cancer.. PubMed. 48(38). 382–6. 22 indexed citations

18.

Kuroiwa, Terumasa & Tomohiko Ohta. (2001). Operations Using a Frameless Stereotactic System with a Marker: Technical Note. min - Minimally Invasive Neurosurgery. 44(3). 163–166. 3 indexed citations

19.

Ohta, Tomohiko, Jennifer J. Carlisle Michel, Arndt Schottelius, & Yue Xiong. (1999). ROC1, a Homolog of APC11, Represents a Family of Cullin Partners with an Associated Ubiquitin Ligase Activity. Molecular Cell. 3(4). 535–541. 401 indexed citations

20.

Ohta, Tomohiko, K. Okamoto, Fumihide Isohashi, et al.. (1998). T-loop deletion of CDC2 from breast cancer tissues eliminates binding to cyclin B1 and cyclin-dependent kinase inhibitor p21.. PubMed. 58(6). 1095–8. 9 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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