Takao Kondo

12.4k total citations · 3 hit papers
135 papers, 9.2k citations indexed

About

Takao Kondo is a scholar working on Molecular Biology, Endocrine and Autonomic Systems and Plant Science. According to data from OpenAlex, Takao Kondo has authored 135 papers receiving a total of 9.2k indexed citations (citations by other indexed papers that have themselves been cited), including 83 papers in Molecular Biology, 53 papers in Endocrine and Autonomic Systems and 53 papers in Plant Science. Recurrent topics in Takao Kondo's work include Photosynthetic Processes and Mechanisms (59 papers), Circadian rhythm and melatonin (53 papers) and Light effects on plants (49 papers). Takao Kondo is often cited by papers focused on Photosynthetic Processes and Mechanisms (59 papers), Circadian rhythm and melatonin (53 papers) and Light effects on plants (49 papers). Takao Kondo collaborates with scholars based in Japan, United States and Netherlands. Takao Kondo's co-authors include Hideo Iwasaki, Susan S. Golden, Masahiro Ishiura, Carl Hirschie Johnson, Taeko Nishiwaki, Masato Nakajima, Tokitaka Oyama, Yohko Kitayama, Carol R. Andersson and Yoriko Murayama and has published in prestigious journals such as Science, Cell and Proceedings of the National Academy of Sciences.

In The Last Decade

Takao Kondo

132 papers receiving 9.0k citations

Hit Papers

align trajectories sort by overperformance

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.

Reconstitution of Circadian Oscillation of Cyanobacterial KaiC Phosphorylation in Vitro

2005 756 citations Masato Nakajima, Hiroshi Ito et al. Science profile →
Expression of a Gene Cluster kaiABC as a Circadian Feedback Process in Cyanobacteria

1998 571 citations Masahiro Ishiura, Shinsuke Kutsuna et al. Science profile →
Resonating circadian clocks enhance fitness in cyanobacteria

1998 548 citations Takao Kondo, Susan S. Golden 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
Takao Kondo Japan	49	5.7k	4.4k	4.4k	2.6k	1.3k	135	9.2k
Susan S. Golden United States	60	8.1k 1.4×	3.7k 0.8×	3.9k 0.9×	2.4k 0.9×	3.3k 2.5×	164	11.8k
Masahiro Ishiura Japan	39	3.5k 0.6×	2.0k 0.4×	2.6k 0.6×	1.3k 0.5×	1.0k 0.8×	101	5.3k
Andrew J. Millar United Kingdom	63	8.5k 1.5×	2.9k 0.7×	11.2k 2.6×	893 0.3×	465 0.4×	174	14.5k
Hideo Iwasaki Japan	27	2.6k 0.5×	2.2k 0.5×	1.9k 0.4×	1.2k 0.5×	715 0.5×	69	4.2k
Takeshi Todo Japan	44	2.5k 0.4×	2.4k 0.5×	3.1k 0.7×	2.3k 0.9×	255 0.2×	114	6.6k
Tokitaka Oyama Japan	27	3.8k 0.7×	1.3k 0.3×	4.2k 1.0×	657 0.3×	349 0.3×	57	5.7k
Margaret Ahmad France	48	3.7k 0.7×	992 0.2×	6.3k 1.4×	2.2k 0.9×	184 0.1×	92	8.4k
André P. M. Eker Netherlands	34	3.3k 0.6×	1.2k 0.3×	2.0k 0.5×	1.5k 0.6×	209 0.2×	69	5.5k
Anthony R. Cashmore United States	54	8.8k 1.6×	757 0.2×	9.2k 2.1×	1.5k 0.6×	633 0.5×	98	11.9k
Paul E. Hardin United States	51	1.6k 0.3×	7.4k 1.7×	4.3k 1.0×	4.6k 1.8×	53 0.0×	103	9.7k

Countries citing papers authored by Takao Kondo

Since Specialization

Citations

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

Fields of papers citing papers by Takao Kondo

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Takao Kondo

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

Kondo, Takao, et al.. (2025). GAMPALv2: An Anomaly Detection Mechanism for Internet Traffic by Predicting Flow Size Range from Time Features. IEICE Transactions on Information and Systems. E108.D(6). 505–516.

Mukaiyama, Atsushi, et al.. (2022). Elucidation of master allostery essential for circadian clock oscillation in cyanobacteria. Science Advances. 8(15). eabm8990–eabm8990. 13 indexed citations

Mukaiyama, Atsushi, Damien Simon, Shinji Saito, et al.. (2022). Regulation mechanisms of the dual ATPase in KaiC. Proceedings of the National Academy of Sciences. 119(19). e2119627119–e2119627119. 7 indexed citations

Shimada, Keita, et al.. (2022). FedIoT: An Autonomous and Decentralized IoT System Federation Mechanism with Primitive API. Journal of Information Processing. 30(0). 898–908. 1 indexed citations

Kondo, Takao, Hiromasa Aoki, Yuko Waguri‐Nagaya, et al.. (2021). The Inducible Nitric Oxide Synthase Pathway Promotes Osteoclastogenesis under Hypoxic Culture Conditions. American Journal Of Pathology. 191(12). 2072–2079. 14 indexed citations

Akiyama, Shuji, et al.. (2020). Tuning the circadian period of cyanobacteria up to 6.6 days by the single amino acid substitutions in KaiC. Proceedings of the National Academy of Sciences. 117(34). 20926–20931. 28 indexed citations

Mukaiyama, Atsushi, et al.. (2019). Development and Optimization of Expression, Purification, and ATPase Assay of KaiC for Medium-Throughput Screening of Circadian Clock Mutants in Cyanobacteria. International Journal of Molecular Sciences. 20(11). 2789–2789. 9 indexed citations

Ito, Hiroshi, Michinori Mutsuda, Yoriko Murayama, et al.. (2009). Cyanobacterial daily life with Kai-based circadian and diurnal genome-wide transcriptional control in Synechococcus elongatus. Proceedings of the National Academy of Sciences. 106(33). 14168–14173. 144 indexed citations

Kojima, Masaru, M. OHNO, Masahiro Nakajima, et al.. (2009). Nano size biological clock capsulated by lipid layer: Reconstitution of biological clock into phospholipid-coated microdroplets. 526–529. 1 indexed citations

10.

Tamanini, Filippo, Akira Morita, Iori Yamanaka, et al.. (2006). The BMAL1 C terminus regulates the circadian transcription feedback loop. Proceedings of the National Academy of Sciences. 103(26). 10074–10079. 95 indexed citations

11.

Kutsuna, Shinsuke, Yoichi Nakahira, Mitsunori Katayama, Masahiro Ishiura, & Takao Kondo. (2005). Transcriptional regulation of the circadian clock operon kaiBC by upstream regions in cyanobacteria. Molecular Microbiology. 57(5). 1474–1484. 24 indexed citations

12.

Nakahira, Yoichi, Mitsunori Katayama, Hiroshi Miyashita, et al.. (2004). Global gene repression by KaiC as a master process of prokaryotic circadian system. Proceedings of the National Academy of Sciences. 101(3). 881–885. 99 indexed citations

13.

Tomita, Jun, Masato Nakajima, Takao Kondo, & Hideo Iwasaki. (2004). No Transcription-Translation Feedback in Circadian Rhythm of KaiC Phosphorylation. Science. 307(5707). 251–254. 362 indexed citations

14.

Kondo, Takao & Masahiro Ishiura. (2000). The circadian clock of cyanobacteria. BioEssays. 22(1). 10–15. 68 indexed citations

15.

Iba, Toshiaki, et al.. (1997). Evaluation of a rat model for disseminated intravascular coagulation developed by infusion of lipopolysaccharide.. Nihon Kyukyu Igakukai Zasshi Journal of Japanese Association for Acute Medicine. 8(3). 103–110. 1 indexed citations

16.

Liu, Yi, Nicholas F. Tsinoremas, Susan S. Golden, Takao Kondo, & Carl Hirschie Johnson. (1996). Circadian expression of genes involved in the purine biosynthetic pathway of the cyanobacterium Synechococcus sp. strain PCC 7942. Molecular Microbiology. 20(5). 1071–1081. 42 indexed citations

17.

Kondo, Takao. (1988). Phase Shift of the Circadian Rhythm of Lemna Caused by Pulses of a Leucine Analog, Trifluoroleucine. PLANT PHYSIOLOGY. 88(3). 953–958. 3 indexed citations

18.

Kondo, Takao. (1984). Removal by a Trace of Sodium of the Period Lengthening of the Potassium Uptake Rhythm Due to Lithium in Lemna gibba G3. PLANT PHYSIOLOGY. 75(4). 1071–1074. 4 indexed citations

19.

Kondo, Takao. (1982). Uptake and Leakage of Some Ions in Relation to Potassium Uptake Rhythm in Lemna gibba G3. Plant and Cell Physiology. 23(5). 901–908. 3 indexed citations

20.

Oota, Yukito & Takao Kondo. (1974). Removal by cyclic AMP of the inhibition of duckweed flowering due to ammonium and water-treatment. Plant and Cell Physiology. 15(3). 403–411. 7 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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