Norihiro Okada

18.7k total citations · 1 hit paper
272 papers, 13.0k citations indexed

About

Norihiro Okada is a scholar working on Molecular Biology, Plant Science and Genetics. According to data from OpenAlex, Norihiro Okada has authored 272 papers receiving a total of 13.0k indexed citations (citations by other indexed papers that have themselves been cited), including 179 papers in Molecular Biology, 72 papers in Plant Science and 59 papers in Genetics. Recurrent topics in Norihiro Okada's work include Genomics and Phylogenetic Studies (82 papers), Chromosomal and Genetic Variations (72 papers) and RNA and protein synthesis mechanisms (59 papers). Norihiro Okada is often cited by papers focused on Genomics and Phylogenetic Studies (82 papers), Chromosomal and Genetic Variations (72 papers) and RNA and protein synthesis mechanisms (59 papers). Norihiro Okada collaborates with scholars based in Japan, United States and Taiwan. Norihiro Okada's co-authors include Masami Hasegawa, Masato Nikaido, Kazuhiko Ohshima, Hidenori Nishihara, Yohey Terai, Andrew M. Shedlock, Masaki Kajikawa, Susumu Nishimura, Mitsuhiro Hamada and Kazuhiko Takahashi and has published in prestigious journals such as Nature, Cell and Proceedings of the National Academy of Sciences.

In The Last Decade

Norihiro Okada

265 papers receiving 12.6k 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.

Speciation through sensory drive in cichlid fish

2008 839 citations Yohey Terai, Karen L. Carleton et al. profile →

Peers

Countries citing papers authored by Norihiro Okada

Since Specialization

Citations

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

Fields of papers citing papers by Norihiro Okada

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Norihiro Okada

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

#	Work	Indexed citations
1	Intron retention as a new pre-symptomatic marker of aging and its recovery to the normal state by a traditional Japanese multi-herbal medicine 2021 ·Gene ·Norihiro Okada, Kenshiro Oshima, Yuki Iwasaki, (unknown), (unknown), Erica Iioka, (unknown), Naoki Fujitsuka, Akinori Nishi, Aiko Sugiyama, Mitsue Nishiyama, Atsushi Kaneko, Kazushige Mizoguchi, Masahiro Yamamoto, Susumu Nishimura	12
2	Evolution of Shh endoderm enhancers during morphological transition from ventral lungs to dorsal gas bladder 2017 ·Nature Communications ·Tomoko Sagai, Takanori Amano, Akiteru Maeno, Tetsuaki Kimura, Masatoshi Nakamoto, Yusuke Takehana, Kiyoshi Naruse, Norihiro Okada, Hiroshi Kiyonari, Toshihiko Shiroishi	16
3	Characterization of quinol-dependent nitric oxide reductase from Geobacillus stearothermophilus: Enzymatic activity and active site structure 2014 ·Biochimica et Biophysica Acta (BBA) - Bioenergetics ·(unknown), Norihiro Okada, Nozomi Sato, Yoshihiko Sako, Yoshitsugu Shiro, Takehiko Tosha	12
4	Lineage-Specific Expansion of Vomeronasal Type 2 Receptor-Like (OlfC) Genes in Cichlids May Contribute to Diversification of Amino Acid Detection Systems 2013 ·Genome Biology and Evolution ·Masato Nikaido, Hikoyu Suzuki, Atsushi Toyoda, Asao Fujiyama, Kimiko Hagino‐Yamagishi, Thomas D. Kocher, Karen L. Carleton, Norihiro Okada	20
5	Correlation between Nuptial Colors and Visual Sensitivities Tuned by Opsins Leads to Species Richness in Sympatric Lake Victoria Cichlid Fishes 2012 ·Molecular Biology and Evolution ·Ryutaro Miyagi, Yohey Terai, Mitsuto Aibara, Tohru Sugawara, Hiroo Imai, Hidenori Tachida, Semvua I. Mzighani, Takashi Okitsu, Akimori Wada, Norihiro Okada	41
6	Optimal operative strategies in repair of giant coronary artery aneurysms determined by the anatomic futures 2012 ·Hiroyuki Koike, Atsushi Iguchi, Hiroyuki Nakajima, (unknown), Toshihisa Asakura, Kozo Morita, (unknown), Ken Takahashi, Masahiro Ikeda, Norihiro Okada, (unknown), Hiroshi Niinami	1
7	Allometric growth of the trunk leads to the rostral shift of the pelvic fin in teleost fishes 2010 ·Developmental Biology ·(unknown), (unknown), (unknown), Koji Fujimura, Yasunori Murakami, Masataka Okabe, Norihiro Okada, Mikiko Tanaka	25
8	Characterization of a novel SINE superfamily from invertebrates: “Ceph-SINEs” from the genomes of squids and cuttlefish 2009 ·Gene ·(unknown), Masato Nikaido, Hidenori Nishihara, Kotaro Tsuchiya, Susumu Segawa, Norihiro Okada	25
9	Poxviruses as possible vectors for horizontal transfer of retroposons from reptiles to mammals 2007 ·Proceedings of the National Academy of Sciences ·Oliver Piskurek, Norihiro Okada	109
10	A novel testis ubiquitin-binding protein gene arose by exon shuffling in hominoids 2007 ·Genome Research ·Daria V. Babushok, Kazuhiko Ohshima, Eric Ostertag, Xinsheng Chen, Yanfeng Wang, Prabhat K. Mandal, Norihiro Okada, Charles S. Abrams, Haig H. Kazazian	39
11	Spot pattern of leopard Danio is caused by mutation in the zebrafish connexin41.8 gene 2006 ·EMBO Reports ·Masakatsu Watanabe, Motoko Iwashita, Masaru Ishii, Yoshihisa Kurachi, Atsushi Kawakami, Shigeru Kondo, Norihiro Okada	148
12	Balaenoptera omurai is a newly discovered baleen whale that represents an ancient evolutionary lineage 2006 ·Molecular Phylogenetics and Evolution ·Takeshi Sasaki, Masato Nikaido, (unknown), Tadasu K. Yamada, Ying Cao, Masami Hasegawa, Norihiro Okada	77
13	Functional splice sites in a zebrafish LINE and their influence on zebrafish gene expression 2006 ·Gene ·Masato Tamura, Masaki Kajikawa, Norihiro Okada	11
14	Functional noncoding sequences derived from SINEs in the mammalian genome 2006 ·Genome Research ·Hidenori Nishihara, Arian F. A. Smit, Norihiro Okada	182
15	First Application of the SINE (Short Interspersed Repetitive Element) Method to Infer Phylogenetic Relationships in Reptiles: An Example from the Turtle Superfamily Testudinoidea 2004 ·Molecular Biology and Evolution ·Takeshi Sasaki, Kazuhiko Takahashi, Masato Nikaido, (unknown), Yuichirou Yasukawa, Norihiro Okada	41
16	Éléments mobiles SINE en phylogénie 2002 ·médecine/sciences ·Dorothée Huchon, Masato Nikaido, Norihiro Okada	2
17	V-SINEs: A New Superfamily of Vertebrate SINEs That Are Widespread in Vertebrate Genomes and Retain a Strongly Conserved Segment within Each Repetitive Unit 2002 ·Genome Research ·(unknown), Masaki Miya, Kazuhiko Ohshima, Norihiro Okada	87
18	SINE Evolution, Missing Data, and the Origin of Whales 2000 ·Systematic Biology ·Andrew M. Shedlock, Michel C. Milinkovitch, Norihiro Okada	49
19	The Origin of Chlorarachniophyte Plastids, as Inferred from Phylogenetic Comparisons of Amino Acid Sequences of EF-Tu 1997 ·Journal of Molecular Evolution ·Ken‐ichiro Ishida, Ying Cao, (unknown), Norihiro Okada, Yoshiaki Hara	61
20	Protein phylogeny of translation elongation factor EF-1α suggests microsporidians are extremely ancient eukaryotes 1996 ·Journal of Molecular Evolution ·Takashi Kamaishi, (unknown), Yoshihiro Nakamura, Fuminori Nakamura, Shigenori Murata, Norihiro Okada, (unknown), Makoto Shimizu, Masami Hasegawa	83

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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